{
  "concept_id": 2144,
  "concept_version_id": 5426,
  "coding_system": {
    "id": 14,
    "name": "GPRD product codes",
    "description": "GPRD product codes"
  },
  "name": "Calcium Blockers - Primary Care",
  "description": "",
  "author": "Victor W Zhong, Juhaeri Juhaeri, Stephen R Cole, Christian M Shay, Carolyn A Chew-Graham, Penny Gordon-Larsen, Evangelos Kontopantelis, Elizabeth J Mayer-Davis",
  "entry_date": "2021-10-06",
  "validation_performed": false,
  "validation_description": "",
  "publication_doi": "",
  "publication_link": "",
  "secondary_publication_links": "",
  "paper_published": true,
  "source_reference": "",
  "citation_requirements": "",
  "owner_access": 3,
  "group_access": 1,
  "world_access": 1,
  "tags": [],
  "collections": [
    {
      "name": "ClinicalCodes Repository",
      "value": 25,
      "type": 2
    },
    {
      "name": "Phenotype Library",
      "value": 18,
      "type": 2
    }
  ],
  "created_by": null,
  "modified_by": null,
  "owner": null,
  "group": null,
  "phenotype_owner": "PH724",
  "code_attribute_header": [
    "Coding System (CPRD_product_code)",
    "Entity type",
    "Category"
  ],
  "phenotype_owner_history_id": 1448,
  "requested_entity_id": null,
  "components": [
    {
      "id": 2348,
      "name": "Zhong_Calciumblockers_Ac4LbdUSpQCv8mBv242dnZ_CPRDProductCode",
      "logical_type": "INCLUDE",
      "source_type": "SELECT_IMPORT",
      "source": null,
      "codes": [
        {
          "id": 141691,
          "code": "35304",
          "description": "Valsartan 160mg with amlodipine 10mg tablets",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141584,
          "code": "51461",
          "description": "Securon SR 240mg tablets (Waymade Healthcare Plc)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141585,
          "code": "48282",
          "description": "Diltiazem 90mg modified-release capsules (A A H Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141586,
          "code": "46715",
          "description": "Olmesartan medoxomil with amlodipine and hydrochlorothiazide 40mg + 10mg + 12.5mg",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141587,
          "code": "39357",
          "description": "Neofel XL 2.5mg tablets (Kent Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141588,
          "code": "17492",
          "description": "Zemtard 300 XL capsules (Galen Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141589,
          "code": "16677",
          "description": "Cordilox 80mg tablets (IVAX Pharmaceuticals UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141590,
          "code": "18975",
          "description": "Calcicard 60mg Tablet (3M Health Care Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141591,
          "code": "34824",
          "description": "Diltiazem HCl 120mg Modified-release tablet (IVAX Pharmaceuticals UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141592,
          "code": "16328",
          "description": "Verapress MR 240mg tablets (Dexcel-Pharma Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141593,
          "code": "16162",
          "description": "Amlodipine 5mg/5ml oral suspension",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141594,
          "code": "16038",
          "description": "Dilzem SR 120 capsules (Teva UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141595,
          "code": "9240",
          "description": "Adizem xl 180mg Capsule (Napp Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141596,
          "code": "16073",
          "description": "Nifedipress MR 10 tablets (Teva UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141597,
          "code": "17474",
          "description": "Felodipine 5mg modified-release / Ramipril 5mg tablets",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141598,
          "code": "17338",
          "description": "Nifedotard 20 mr 20mg Modified-release tablet (Galen Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141599,
          "code": "16850",
          "description": "Angiozem CR 120mg tablets (Ashbourne Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141600,
          "code": "452",
          "description": "Nifedipine 10mg capsules",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141601,
          "code": "17325",
          "description": "Cardilate MR 10mg tablets (Teva UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141602,
          "code": "17006",
          "description": "Triapin 5mg/5mg modified-release tablets (Sanofi)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141603,
          "code": "17448",
          "description": "Nifedipress mr 10mg Modified-release tablet (Sterwin Medicines)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141604,
          "code": "17406",
          "description": "Zemtard 180 XL capsules (Galen Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141605,
          "code": "17342",
          "description": "Nivaten retard 10mg Modified-release tablet (Actavis UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141606,
          "code": "25132",
          "description": "Nifopress MR 20mg tablets (Teva UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141607,
          "code": "18874",
          "description": "Disogram SR 180mg capsules (Ranbaxy (UK) Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141608,
          "code": "17640",
          "description": "Amlostin 5mg tablets (Discovery Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141609,
          "code": "17557",
          "description": "Felotens XL 5mg tablets (Thornton & Ross Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141610,
          "code": "17599",
          "description": "Verapress MR 240mg tablets (Sandoz Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141611,
          "code": "17566",
          "description": "Felotens XL 10mg tablets (Thornton & Ross Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141612,
          "code": "17586",
          "description": "Slozem 300mg capsules (Merck Serono Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141613,
          "code": "18852",
          "description": "Disogram SR 120mg capsules (Ranbaxy (UK) Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141614,
          "code": "18404",
          "description": "Diltiazem 60mg modified-release capsules (A A H Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141615,
          "code": "18223",
          "description": "Trandolapril with verapamil 2mg + 180mg Modified-release capsule",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141616,
          "code": "18038",
          "description": "Nisoldipine 20mg modified-release tablets",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141617,
          "code": "17666",
          "description": "Viazem XL 180mg capsules (Thornton & Ross Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141618,
          "code": "17425",
          "description": "Zemtard 120 XL capsules (Galen Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141619,
          "code": "18379",
          "description": "Dilcardia SR 90mg capsules (Generics (UK) Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141620,
          "code": "18403",
          "description": "Diltiazem HCl 180mg Modified-release capsule (Hillcross Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141621,
          "code": "19175",
          "description": "Verapamil 40mg tablets (IVAX Pharmaceuticals UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141622,
          "code": "18834",
          "description": "Disogram SR 60mg capsules (Ranbaxy (UK) Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141623,
          "code": "18606",
          "description": "Diltiazem and hydrochlorothiazide 150mg+12.5mg modified-release capsules",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141624,
          "code": "19170",
          "description": "Tensipine MR 10 tablets (Thornton & Ross Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141625,
          "code": "18830",
          "description": "Disogram SR 90mg capsules (Ranbaxy (UK) Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141626,
          "code": "19129",
          "description": "Syscor MR 10 tablets (Forest Laboratories UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141627,
          "code": "19013",
          "description": "Clinium 120mg Tablet (LEO Pharma)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141628,
          "code": "34607",
          "description": "Nifedipine 5mg capsules (IVAX Pharmaceuticals UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141629,
          "code": "34146",
          "description": "Nifedipine mr 10mg Modified-release tablet (IVAX Pharmaceuticals UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141630,
          "code": "30557",
          "description": "Felogen XL 10mg tablets (Generics (UK) Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141631,
          "code": "28721",
          "description": "Neofel XL 5mg tablets (Kent Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141632,
          "code": "27685",
          "description": "Diltiazem HCl 300mg Capsule (PLIVA Pharma Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141633,
          "code": "25572",
          "description": "Felogen XL 5mg tablets (Generics (UK) Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141634,
          "code": "25777",
          "description": "Dilcardia SR 120mg capsules (Generics (UK) Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141635,
          "code": "25646",
          "description": "Nivaten retard 20mg Modified-release tablet (Actavis UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141636,
          "code": "25919",
          "description": "Nifedipine 20mg modified-release tablets (A A H Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141637,
          "code": "26265",
          "description": "Calanif 5mg Capsule (Berk Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141638,
          "code": "26252",
          "description": "Berkatens 160mg Tablet (Berk Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141639,
          "code": "27401",
          "description": "Kenzem SR 90mg capsules (Kent Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141640,
          "code": "26460",
          "description": "Dilcardia xl 240mg Modified-release capsule (Generics (UK) Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141641,
          "code": "26337",
          "description": "Cabren 10mg modified-release tablets (Teva UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141642,
          "code": "27295",
          "description": "Securon IV 5mg/2ml solution for injection ampoules (Abbott Laboratories Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141643,
          "code": "26759",
          "description": "Zildil SR 60mg capsules (Chanelle Medical UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141644,
          "code": "26463",
          "description": "Zemret xl 240mg Capsule (Neo Laboratories Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141645,
          "code": "26674",
          "description": "Verapamil 5mg/2ml solution for injection ampoules",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141646,
          "code": "27136",
          "description": "Diltiazem 90mg modified-release tablets (A A H Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141647,
          "code": "27135",
          "description": "Diltiazem sr 90mg Capsule (Hillcross Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141648,
          "code": "30473",
          "description": "Coroday MR 20mg tablets (Generics (UK) Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141649,
          "code": "28844",
          "description": "Berkatens 120mg Tablet (Berk Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141650,
          "code": "28688",
          "description": "Nifedipine 10mg modified-release tablets (A A H Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141651,
          "code": "28438",
          "description": "Triapin 2.5mg/2.5mg modified-release tablets (Sanofi)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141652,
          "code": "28843",
          "description": "Verapamil hc 80mg Tablet (Celltech Pharma Europe Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141653,
          "code": "30462",
          "description": "Ethimil MR 240mg tablets (Genus Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141654,
          "code": "26774",
          "description": "Nifedipine 10mg/5ml Oral suspension",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141655,
          "code": "29044",
          "description": "Neofel XL 10mg tablets (Kent Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141656,
          "code": "28949",
          "description": "Bi-carzem sr 120mg Modified-release capsule (Tillomed Laboratories Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141657,
          "code": "30242",
          "description": "Diltiazem 180mg modified-release capsules",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141658,
          "code": "30199",
          "description": "Nifedipine 30mg modified-release tablets",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141659,
          "code": "31761",
          "description": "Amlostin 10mg tablets (Discovery Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141660,
          "code": "30991",
          "description": "Cabren 5mg modified-release tablets (Teva UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141661,
          "code": "31676",
          "description": "Diltiazem HCl 120mg Modified-release tablet (Actavis UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141662,
          "code": "30915",
          "description": "Cabren 2.5mg modified-release tablets (Teva UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141663,
          "code": "30758",
          "description": "Lidoflazine 120mg Tablet",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141664,
          "code": "31737",
          "description": "Zildil SR 120mg capsules (Chanelle Medical UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141665,
          "code": "31490",
          "description": "Zolvera 40mg/5ml oral solution (Rosemont Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141666,
          "code": "31489",
          "description": "Bi-carzem xl 240mg Capsule (Tillomed Laboratories Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141667,
          "code": "31336",
          "description": "Syscor MR 30 tablets (Forest Laboratories UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141668,
          "code": "31711",
          "description": "Verapamil 80mg tablets (A A H Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141669,
          "code": "31337",
          "description": "Syscor MR 20 tablets (Forest Laboratories UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141670,
          "code": "34581",
          "description": "Diltiazem HCl 60mg Modified-release tablet (Kent Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141671,
          "code": "34093",
          "description": "Amlodipine 10mg tablets (A A H Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141672,
          "code": "32922",
          "description": "Felodipine 10mg Modified-release tablet (Sandoz Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141673,
          "code": "32870",
          "description": "Diltiazem 60mg modified-release tablets (Sterwin Medicines)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141674,
          "code": "32089",
          "description": "Diltiazem HCl 120mg Modified-release capsule (Hillcross Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141675,
          "code": "32262",
          "description": "Diltiazem HCl 60mg Tablet (C P Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141676,
          "code": "34522",
          "description": "Nifedipine 5mg capsules (A A H Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141677,
          "code": "33932",
          "description": "Parmid XL 5mg tablets (Sandoz Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141678,
          "code": "33091",
          "description": "Felodipine 10mg modified-release tablets (A A H Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141679,
          "code": "33025",
          "description": "Nimodrel XL 30mg tablets (Zurich Pharmaceuticals)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141680,
          "code": "34247",
          "description": "Nifedipine 10mg Capsule (Berk Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141681,
          "code": "33471",
          "description": "Verapamil 40mg tablets (Actavis UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141682,
          "code": "34187",
          "description": "Nifedipine 10mg Modified-release tablet (Generics (UK) Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141683,
          "code": "37897",
          "description": "Felotens XL 2.5mg tablets (Thornton & Ross Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141684,
          "code": "35096",
          "description": "Exforge 10mg/160mg tablets (Novartis Pharmaceuticals UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141685,
          "code": "34959",
          "description": "Verapamil 40mg tablets (A A H Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141686,
          "code": "35084",
          "description": "Vascalpha 5mg modified-release tablets (Actavis UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141687,
          "code": "34975",
          "description": "Nifedipine 5mg capsules (Teva UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141688,
          "code": "35174",
          "description": "Valsartan 80mg with amlodipine 5mg tablets",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141689,
          "code": "35173",
          "description": "Valsartan 160mg with amlodipine 5mg tablets",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141690,
          "code": "35343",
          "description": "Amlodipine 5mg / Valsartan 160mg tablets",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141692,
          "code": "35329",
          "description": "Amlodipine 5mg / Valsartan 80mg tablets",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141693,
          "code": "35317",
          "description": "Exforge 5mg/80mg tablets (Novartis Pharmaceuticals UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141694,
          "code": "37774",
          "description": "Kenzem SR 60mg capsules (Kent Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141695,
          "code": "36202",
          "description": "Amlodipine 10mg tablets (Actavis UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141696,
          "code": "35696",
          "description": "Kenzem SR 120mg capsules (Kent Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141697,
          "code": "35646",
          "description": "Neozipine XL 60mg tablets (Kent Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141698,
          "code": "35729",
          "description": "Verapamil 80mg tablets (Teva UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141699,
          "code": "35697",
          "description": "Exforge 5mg/160mg tablets (Novartis Pharmaceuticals UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141700,
          "code": "37726",
          "description": "Nifedipine 100mg/5ml oral suspension",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141701,
          "code": "36620",
          "description": "Parmid XL 10mg tablets (Sandoz Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141702,
          "code": "36583",
          "description": "Zemret xl 180mg Capsule (Neo Laboratories Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141703,
          "code": "37530",
          "description": "Neozipine XL 30mg tablets (Kent Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141704,
          "code": "37025",
          "description": "Nifedipine 20mg modified-release tablets",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141705,
          "code": "36664",
          "description": "Zemret xl 300mg Capsule (Neo Laboratories Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141706,
          "code": "37184",
          "description": "Valni XL 30mg tablets (Zentiva)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141707,
          "code": "39298",
          "description": "Bi-Carzem SR 90mg capsules (Tillomed Laboratories Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141708,
          "code": "39171",
          "description": "Bi-Carzem SR 60mg capsules (Tillomed Laboratories Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141709,
          "code": "38545",
          "description": "Tildiem LA 200 capsules (Sanofi)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141710,
          "code": "38107",
          "description": "Nifedipine sr 30mg Tablet (Hillcross Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141711,
          "code": "38066",
          "description": "Diltiazem HCl 60mg Modified-release tablet (Lagap)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141712,
          "code": "39009",
          "description": "Verapamil 40mg tablets (Teva UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141713,
          "code": "38831",
          "description": "Adizem-SR 180mg capsules (Napp Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141714,
          "code": "38818",
          "description": "Adizem-SR 120mg capsules (Napp Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141715,
          "code": "38634",
          "description": "Adizem-XL 300mg capsules (Napp Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141716,
          "code": "38632",
          "description": "Adizem-SR 90mg capsules (Napp Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141717,
          "code": "43753",
          "description": "Adalat LA 30 tablets (Bayer Plc)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141718,
          "code": "38876",
          "description": "Tildiem LA 300 capsules (Sanofi)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141719,
          "code": "38865",
          "description": "Adizem-XL 120mg capsules (Napp Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141720,
          "code": "38855",
          "description": "Adizem-XL 180mg capsules (Napp Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141721,
          "code": "38964",
          "description": "Adizem-SR 120mg tablets (Napp Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141722,
          "code": "38882",
          "description": "Adizem-XL 240mg capsules (Napp Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141723,
          "code": "46687",
          "description": "Olmesartan medoxomil with amlodipine and hydrochlorothiazide 20mg + 5mg + 12.5mg",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141724,
          "code": "43515",
          "description": "Nifedipine 10mg capsules (Actavis UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141725,
          "code": "43222",
          "description": "Valni 20 Retard tablets (Tillomed Laboratories Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141726,
          "code": "41635",
          "description": "Diltiazem 60mg modified-release tablets (IVAX Pharmaceuticals UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141727,
          "code": "39914",
          "description": "Amlodipine 5mg tablets (Teva UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141728,
          "code": "39804",
          "description": "Amlodipine 5mg tablets (Dr Reddy's Laboratories (UK) Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141729,
          "code": "39800",
          "description": "Valni XL 60mg tablets (Zentiva)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141730,
          "code": "41586",
          "description": "Verapamil 80mg tablets (Actavis UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141731,
          "code": "40668",
          "description": "Olmesartan medoxomil 40mg / Amlodipine 10mg tablets",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141732,
          "code": "40405",
          "description": "Verapamil 120mg tablets (Teva UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141733,
          "code": "39984",
          "description": "Sevikar 20mg/5mg tablets (Daiichi Sankyo UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141734,
          "code": "40074",
          "description": "Nifedipine 20mg Capsule",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141735,
          "code": "40316",
          "description": "Olmesartan medoxomil 20mg / Amlodipine 5mg tablets",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141736,
          "code": "40639",
          "description": "Olmesartan medoxomil 40mg / Amlodipine 5mg tablets",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141737,
          "code": "40633",
          "description": "Vascalpha 5mg modified-release tablets (Almus Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141738,
          "code": "41489",
          "description": "Bi-Carzem SR 120mg capsules (Tillomed Laboratories Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141739,
          "code": "41205",
          "description": "Sevikar 40mg/5mg tablets (Daiichi Sankyo UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141740,
          "code": "41203",
          "description": "Sevikar 40mg/10mg tablets (Daiichi Sankyo UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141741,
          "code": "42912",
          "description": "Nifedipine 10mg capsules (Teva UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141742,
          "code": "42625",
          "description": "Vera-Til SR 120mg tablets (Actavis UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141743,
          "code": "41693",
          "description": "Verapamil 120mg tablets (Generics (UK) Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141744,
          "code": "41679",
          "description": "Verapamil 80mg tablets (IVAX Pharmaceuticals UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141745,
          "code": "42210",
          "description": "Amlodipine 10mg tablets (Zentiva)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141746,
          "code": "41979",
          "description": "Adipine la 30mg Modified-release tablet (Chiesi Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141747,
          "code": "42819",
          "description": "Diltiazem xl 240mg Capsule (Hillcross Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141748,
          "code": "42731",
          "description": "Diltiazem sr 120mg Capsule (Hillcross Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141749,
          "code": "42804",
          "description": "Diltiazem HCl 180mg Capsule (PLIVA Pharma Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141750,
          "code": "43512",
          "description": "Felodipine 5mg modified-release tablets (A A H Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141751,
          "code": "43394",
          "description": "Pinefeld XL 10mg tablets (Tillomed Laboratories Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141752,
          "code": "38434",
          "description": "Keloc SR 10mg tablets (Teva UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141753,
          "code": "43511",
          "description": "Nifedipine 10mg capsules (A A H Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141754,
          "code": "43410",
          "description": "Nifedipine extra 60mg Modified-release tablet",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141755,
          "code": "43470",
          "description": "Amlodipine 5mg tablets (Wockhardt UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141756,
          "code": "43430",
          "description": "Diltiazem 120mg modified-release tablets (A A H Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141757,
          "code": "46445",
          "description": "Nifedipine 10mg capsules (IVAX Pharmaceuticals UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141758,
          "code": "43818",
          "description": "Adalat LA 60 tablets (Bayer Plc)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141759,
          "code": "43790",
          "description": "Vascalpha 10mg modified-release tablets (Almus Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141760,
          "code": "45292",
          "description": "Nicardipine 30mg capsules (A A H Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141761,
          "code": "43879",
          "description": "Vera-Til SR 240mg tablets (Actavis UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141762,
          "code": "45279",
          "description": "Amlodipine 5mg tablets (Sandoz Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141763,
          "code": "45051",
          "description": "Verapamil hc 240mg Modified-release tablet (Actavis UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141764,
          "code": "43880",
          "description": "Amlodipine 5mg tablets (Almus Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141765,
          "code": "44192",
          "description": "Zemret 240 XL capsules (Tillomed Laboratories Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141766,
          "code": "44887",
          "description": "Bi-carzem xl 300mg Capsule (Tillomed Laboratories Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141767,
          "code": "44859",
          "description": "Felodipine sr 5mg Tablet (Approved Prescription Services Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141768,
          "code": "46355",
          "description": "Sevikar HCT 20mg/5mg/12.5mg tablets (Daiichi Sankyo UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141769,
          "code": "45685",
          "description": "Adanif XL 30mg tablets (Focus Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141770,
          "code": "45308",
          "description": "Verapamil 240mg modified-release tablets (Generics (UK) Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141771,
          "code": "46009",
          "description": "Verapamil 120mg tablets (Kent Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141772,
          "code": "45564",
          "description": "Diltiazem 2% ointment",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141773,
          "code": "45759",
          "description": "Diltiazem HCl 240mg Capsule (PLIVA Pharma Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141774,
          "code": "59264",
          "description": "Securon SR 240mg tablets (DE Pharmaceuticals)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141775,
          "code": "51917",
          "description": "Adalat LA 60 tablets (Sigma Pharmaceuticals Plc)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141776,
          "code": "48272",
          "description": "Diltiazem 60mg modified-release capsules (Alliance Healthcare (Distribution) Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141777,
          "code": "47727",
          "description": "Sevikar HCT 40mg/5mg/25mg tablets (Daiichi Sankyo UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141778,
          "code": "47002",
          "description": "Amlodipine 10mg/5ml sugar free Oral suspension",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141779,
          "code": "46724",
          "description": "Amlodipine 5mg/5ml oral solution",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141780,
          "code": "46884",
          "description": "Verapamil hc 240mg Modified-release tablet (Sandoz Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141781,
          "code": "46233",
          "description": "Amlodipine Oral solution",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141782,
          "code": "46792",
          "description": "Olmesartan medoxomil with amlodipine and hydrochlorothiazide 40mg + 5mg + 12.5mg",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141783,
          "code": "46955",
          "description": "Verapamil 80mg tablets (Generics (UK) Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141784,
          "code": "46887",
          "description": "Adanif XL 60mg tablets (Focus Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141785,
          "code": "45070",
          "description": "Amlodipine 10mg/5ml oral suspension",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141786,
          "code": "46937",
          "description": "Diltiazem 60mg modified-release tablets (Actavis UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141787,
          "code": "51489",
          "description": "Anoheal 2% cream (S.L.A. Pharma (UK) Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141788,
          "code": "47724",
          "description": "Bi-Carzem XL 240mg capsules (Tillomed Laboratories Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141789,
          "code": "47331",
          "description": "Lercanidipine 10mg tablets (Generics (UK) Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141790,
          "code": "47222",
          "description": "Verapamil 120mg modified-release tablets (A A H Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141791,
          "code": "47217",
          "description": "Adipine la 60mg Modified-release tablet (Chiesi Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141792,
          "code": "47027",
          "description": "Nifedipine 10mg Modified-release tablet (Kent Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141793,
          "code": "47285",
          "description": "Nifedipine xl 60mg Tablet (Hillcross Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141794,
          "code": "47230",
          "description": "Verapamil 240mg modified-release tablets (Teva UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141795,
          "code": "47573",
          "description": "Sevikar HCT 40mg/5mg/12.5mg tablets (Daiichi Sankyo UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141796,
          "code": "47530",
          "description": "Horizem SR 60mg capsules (Horizon lifecare)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141797,
          "code": "47415",
          "description": "Diltiazem sr 60mg Capsule (Hillcross Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141798,
          "code": "47529",
          "description": "Nifedipine 20mg/ml oral drops",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141799,
          "code": "47467",
          "description": "Olmesartan medoxomil with amlodipine and hydrochlorothiazide 40mg + 5mg + 25mg Ta",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141800,
          "code": "47616",
          "description": "Sevikar HCT 40mg/10mg/12.5mg tablets (Daiichi Sankyo UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141801,
          "code": "47608",
          "description": "Zemret 300 XL capsules (Tillomed Laboratories Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141802,
          "code": "47614",
          "description": "Nifedipine 30mg modified-release tablets (A A H Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141803,
          "code": "59233",
          "description": "Lercanidipine 20mg tablets (Actavis UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141804,
          "code": "56994",
          "description": "Lacidipine 4mg tablets (Teva UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141805,
          "code": "53220",
          "description": "Sevikar HCT 40mg/10mg/25mg tablets (Daiichi Sankyo UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141806,
          "code": "52017",
          "description": "Adalat LA 30 tablets (Mawdsley-Brooks & Company Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141807,
          "code": "47732",
          "description": "Zemret 180 XL capsules (Tillomed Laboratories Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141808,
          "code": "47707",
          "description": "Nifedipine Oral solution",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141809,
          "code": "56467",
          "description": "Tildiem 60mg modified-release tablets (DE Pharmaceuticals)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141810,
          "code": "47887",
          "description": "Nimodrel XL 60mg tablets (Zurich Pharmaceuticals)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141811,
          "code": "52728",
          "description": "Beta-Adalat modified-release capsules (Lexon (UK) Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141812,
          "code": "52276",
          "description": "Adizem-XL 180mg capsules (DE Pharmaceuticals)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141813,
          "code": "52701",
          "description": "Tildiem LA 200 capsules (Mawdsley-Brooks & Company Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141814,
          "code": "54515",
          "description": "Amlodipine 10mg tablets (Alliance Healthcare (Distribution) Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141815,
          "code": "52440",
          "description": "Amlodipine 10mg/5ml oral solution",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141816,
          "code": "53278",
          "description": "Adalat LA 30 tablets (Necessity Supplies Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141817,
          "code": "53990",
          "description": "Nifedipine 5mg/5ml oral suspension",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141818,
          "code": "53500",
          "description": "Adalat LA 30 tablets (DE Pharmaceuticals)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141819,
          "code": "53357",
          "description": "Nifedipine 10mg/5ml oral suspension",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141820,
          "code": "53868",
          "description": "Amlodipine 5mg tablets (Actavis UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141821,
          "code": "53629",
          "description": "Adalat retard 20mg tablets (Lexon (UK) Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141822,
          "code": "55358",
          "description": "Olmesartan medoxomil with amlodipine and hydrochlorothiazide 40mg + 10mg + 25mg T",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141823,
          "code": "54696",
          "description": "Amlodipine 10mg tablets (Sandoz Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141824,
          "code": "54633",
          "description": "Amlodipine 5mg tablets (Bristol Laboratories Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141825,
          "code": "54654",
          "description": "Amlodipine 10mg tablets (Almus Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141826,
          "code": "55306",
          "description": "Folpik XL 5mg tablets (Teva UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141827,
          "code": "54983",
          "description": "Amlodipine 2.5mg/5ml oral suspension",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141828,
          "code": "54799",
          "description": "Tildiem LA 300 capsules (Mawdsley-Brooks & Company Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141829,
          "code": "55257",
          "description": "Diltiazem 60mg/5ml oral solution",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141830,
          "code": "56767",
          "description": "Lercanidipine 20mg tablets (Generics (UK) Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141831,
          "code": "56147",
          "description": "Amlodipine 10mg tablets (Accord Healthcare Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141832,
          "code": "55455",
          "description": "Nifedipine 10mg capsules (Co-Pharma Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141833,
          "code": "55824",
          "description": "Nifedipine 20mg Modified-release tablet (Berk Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141834,
          "code": "56758",
          "description": "Diltiazem 90mg modified-release capsules (Cubic Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141835,
          "code": "56334",
          "description": "Amlodipine 10mg tablets (Bristol Laboratories Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141836,
          "code": "56271",
          "description": "Diltiazem 0.2% cream (Special Order)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141837,
          "code": "59163",
          "description": "Nifedipine 20mg modified-release tablets (Cubic Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141838,
          "code": "58557",
          "description": "Adalat LA 20 tablets (Necessity Supplies Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141839,
          "code": "57653",
          "description": "Adalat LA 20 tablets (Sigma Pharmaceuticals Plc)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141840,
          "code": "57444",
          "description": "Lercanidipine 10mg tablets (Aptil Pharma Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141841,
          "code": "57208",
          "description": "Diltiazem 120mg modified-release capsules (Cubic Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141842,
          "code": "48009",
          "description": "Felodipine 5mg Modified-release tablet (Sandoz Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141843,
          "code": "47996",
          "description": "Diltiazem 2% gel",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141844,
          "code": "57594",
          "description": "Tildiem 60mg modified-release tablets (Waymade Healthcare Plc)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141845,
          "code": "57531",
          "description": "Adalat LA 60 tablets (Waymade Healthcare Plc)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141846,
          "code": "58339",
          "description": "Neofel XL 2.5mg tablets (Almus Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141847,
          "code": "57859",
          "description": "Diltiazem 90mg modified-release tablets (Cubic Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141848,
          "code": "57680",
          "description": "Lacidipine 4mg tablets (A A H Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141849,
          "code": "59098",
          "description": "Dilzem XL 180 capsules (Lexon (UK) Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141850,
          "code": "58580",
          "description": "Amlodipine 10mg tablets (APC Pharmaceuticals & Chemicals (Europe) Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141851,
          "code": "59001",
          "description": "Amlodipine 10mg tablets (Generics (UK) Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141852,
          "code": "58990",
          "description": "Nifedipine 10mg modified-release tablets (Cubic Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141853,
          "code": "62065",
          "description": "Diltiazem 90mg modified-release tablets (Colorama Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141854,
          "code": "61010",
          "description": "Diltiazem 120mg modified-release tablets (Cubic Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141855,
          "code": "60244",
          "description": "Amlodipine 10mg tablets (Phoenix Healthcare Distribution Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141856,
          "code": "60067",
          "description": "Perindopril erbumine 4mg / Amlodipine 5mg tablets",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141857,
          "code": "59762",
          "description": "Amlodipine 10mg tablets (Teva UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141858,
          "code": "59585",
          "description": "Uard 120XL capsules (Ennogen Healthcare Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141859,
          "code": "59863",
          "description": "Dilzem XL 240 capsules (Lexon (UK) Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141860,
          "code": "60884",
          "description": "Felodipine 2.5mg modified-release tablets (Phoenix Healthcare Distribution Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141861,
          "code": "60744",
          "description": "Perindopril erbumine 8mg / Amlodipine 5mg tablets",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141862,
          "code": "60699",
          "description": "Lacidipine 2mg tablets (Sigma Pharmaceuticals Plc)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141863,
          "code": "60415",
          "description": "Dilzem XL 180 capsules (Sigma Pharmaceuticals Plc)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141864,
          "code": "60684",
          "description": "Perindopril erbumine 4mg / Amlodipine 10mg tablets",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141865,
          "code": "60620",
          "description": "Adizem-XL 240mg capsules (Waymade Healthcare Plc)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141866,
          "code": "60569",
          "description": "Felodipine 2.5mg modified-release tablets (Waymade Healthcare Plc)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141867,
          "code": "60652",
          "description": "Parmid XL 2.5mg tablets (Sandoz Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141868,
          "code": "60856",
          "description": "Nifedipine 10mg modified-release tablets (Sigma Pharmaceuticals Plc)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141869,
          "code": "61532",
          "description": "Diltiazem 120mg modified-release capsules (Sigma Pharmaceuticals Plc)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141870,
          "code": "61422",
          "description": "Amlodipine 5mg tablets (Accord Healthcare Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141871,
          "code": "61245",
          "description": "Diltiazem 60mg modified-release capsules (Sigma Pharmaceuticals Plc)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141872,
          "code": "61374",
          "description": "Amlodipine 4mg/5ml oral suspension",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141873,
          "code": "62064",
          "description": "Diltiazem 120mg modified-release tablets (Mawdsley-Brooks & Company Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141874,
          "code": "61719",
          "description": "Beta-Adalat modified-release capsules (Waymade Healthcare Plc)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141875,
          "code": "61611",
          "description": "Lercanidipine 10mg tablets (DE Pharmaceuticals)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141876,
          "code": "62207",
          "description": "Adizem-SR 120mg capsules (Waymade Healthcare Plc)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141877,
          "code": "49762",
          "description": "Nifedipine 10mg modified-release tablets (Alliance Healthcare (Distribution) Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141878,
          "code": "49237",
          "description": "Diltiazem 0.2% cream",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141879,
          "code": "8975",
          "description": "Verapamil 180mg modified-release capsules",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141880,
          "code": "8759",
          "description": "Verapamil hcl 120mg modified release tablets",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141881,
          "code": "49001",
          "description": "Diltiazem 120mg modified-release tablets (Alliance Healthcare (Distribution) Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141882,
          "code": "48288",
          "description": "Diltiazem 120mg modified-release capsules (A A H Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141883,
          "code": "19426",
          "description": "Disogram SR 240mg capsules (Ranbaxy (UK) Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141884,
          "code": "6309",
          "description": "Adizem xl 300mg Capsule (Napp Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141885,
          "code": "8524",
          "description": "Securon 40mg Tablet (Abbott Laboratories Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141886,
          "code": "26269",
          "description": "Optil sr 180mg Modified-release capsule (Opus Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141887,
          "code": "7541",
          "description": "Nifopress Retard 20mg tablets (AMCo)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141888,
          "code": "19325",
          "description": "Cordilox 2.5mg/ml Injection (IVAX Pharmaceuticals UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141889,
          "code": "5914",
          "description": "Istin 10mg tablets (Pfizer Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141890,
          "code": "8642",
          "description": "Tenif 50mg/20mg modified-release capsules (AstraZeneca UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141891,
          "code": "8558",
          "description": "Adizem xl 120mg Capsule (Napp Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141892,
          "code": "26267",
          "description": "Optil sr 120mg Modified-release capsule (Opus Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141893,
          "code": "19457",
          "description": "Ranvera MR 240mg tablets (Ranbaxy (UK) Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141894,
          "code": "7681",
          "description": "Synadrin 60mg Tablet (Hoechst UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141895,
          "code": "6477",
          "description": "Amlodipine maleate 10mg tablets",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141896,
          "code": "6856",
          "description": "Amlodipine 10mg tablets",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141897,
          "code": "6510",
          "description": "Univer 120mg modified-release capsules (Teva UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141898,
          "code": "19440",
          "description": "Disogram SR 300mg capsules (Ranbaxy (UK) Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141899,
          "code": "7280",
          "description": "Plendil 10mg modified-release tablets (AstraZeneca UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141900,
          "code": "7398",
          "description": "Viazem XL 360mg capsules (Thornton & Ross Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141901,
          "code": "34475",
          "description": "Diltiazem HCl 90mg Modified-release tablet (IVAX Pharmaceuticals UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141902,
          "code": "8201",
          "description": "Nicardipine 30mg capsules",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141903,
          "code": "29637",
          "description": "Verapress MR 240mg tablets (Teva UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141904,
          "code": "8310",
          "description": "Isradipine 2.5mg tablets",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141905,
          "code": "8257",
          "description": "Prescal 2.5mg tablets (Novartis Pharmaceuticals UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141906,
          "code": "29145",
          "description": "Felendil xl 2.5mg Modified-release tablet (Ratiopharm UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141907,
          "code": "26270",
          "description": "Optil xl 300mg Modified-release capsule (Opus Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141908,
          "code": "8213",
          "description": "Nifedipine 24 20mg Modified-release tablet",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141909,
          "code": "26309",
          "description": "Optil xl 240mg Modified-release capsule (Opus Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141910,
          "code": "32590",
          "description": "Verapamil 40mg tablets (Generics (UK) Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141911,
          "code": "34377",
          "description": "Diltiazem HCl 90mg Modified-release capsule (Hillcross Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141912,
          "code": "30197",
          "description": "Diltiazem 120mg modified-release capsules",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141913,
          "code": "29676",
          "description": "Calazem 60mg Modified-release tablet (Berk Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141914,
          "code": "32595",
          "description": "Amlodipine 5mg tablets (A A H Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141915,
          "code": "34115",
          "description": "Nifedipine 60mg Modified-release tablet",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141916,
          "code": "34101",
          "description": "Nifedipine mr 20mg Modified-release tablet (IVAX Pharmaceuticals UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141917,
          "code": "32658",
          "description": "Dilcardia xl 120mg Modified-release capsule (Generics (UK) Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141918,
          "code": "48457",
          "description": "Diltiazem 90mg modified-release capsules (Alliance Healthcare (Distribution) Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141919,
          "code": "48870",
          "description": "Adizem-SR 90mg capsules (DE Pharmaceuticals)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141920,
          "code": "61230",
          "description": "Perhexiline maleate 100mg tablets",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141921,
          "code": "55740",
          "description": "Neofel XL 2.5mg tablets (Actavis UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141922,
          "code": "35592",
          "description": "Cardioplen XL 2.5mg tablets (Chiesi Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141923,
          "code": "35189",
          "description": "Amlodipine 10mg / Valsartan 160mg tablets",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141924,
          "code": "32917",
          "description": "Amlodipine 5mg tablets (IVAX Pharmaceuticals UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141925,
          "code": "23736",
          "description": "Hypolar XL 30 tablets (Sandoz Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141926,
          "code": "21216",
          "description": "Hypolar Retard 10mg tablets (Sandoz Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141927,
          "code": "20579",
          "description": "Tarka modified-release capsules (Abbott Laboratories Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141928,
          "code": "20890",
          "description": "Zemtard 240 XL capsules (Galen Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141929,
          "code": "20591",
          "description": "Nifedipress MR 20 tablets (Teva UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141930,
          "code": "19459",
          "description": "Verapamil 240mg modified-release tablets (A A H Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141931,
          "code": "20257",
          "description": "Cardilate MR 20mg tablets (IVAX Pharmaceuticals UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141932,
          "code": "19690",
          "description": "Verapamil 180mg modified-release / Trandolapril 2mg capsules",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141933,
          "code": "29",
          "description": "Amlodipine besilate 5mg tablets",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141934,
          "code": "71",
          "description": "Amlodipine besilate 10mg tablets",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141935,
          "code": "219",
          "description": "Diltiazem 120mg modified-release tablets",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141936,
          "code": "491",
          "description": "Felodipine 2.5mg modified-release tablets",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141937,
          "code": "1118",
          "description": "Verapamil 40mg tablets",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141938,
          "code": "1120",
          "description": "Verapamil 80mg tablets",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141939,
          "code": "1747",
          "description": "Verapamil 120mg tablets",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141940,
          "code": "3930",
          "description": "Nifedipine 60mg modified-release tablets",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141941,
          "code": "3931",
          "description": "Posicor 100mg Tablet (Roche Products Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141942,
          "code": "3943",
          "description": "Verapamil 240mg modified-release capsules",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141943,
          "code": "5158",
          "description": "Lacidipine 2mg tablets",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141944,
          "code": "5570",
          "description": "Zanidip 10mg tablets (Recordati Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141945,
          "code": "5593",
          "description": "Lercanidipine 10mg tablets",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141946,
          "code": "7562",
          "description": "Cardene 30mg capsules (Astellas Pharma Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141947,
          "code": "49636",
          "description": "Amlodipine 10mg tablets (DE Pharmaceuticals)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141948,
          "code": "49289",
          "description": "Diltiazem 120mg modified-release capsules (Alliance Healthcare (Distribution) Ltd",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141949,
          "code": "8945",
          "description": "Univer 240mg modified-release capsules (Teva UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141950,
          "code": "49338",
          "description": "Nifedipine 20mg modified-release tablets (Alliance Healthcare (Distribution) Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141951,
          "code": "49390",
          "description": "Diltiazem 90mg modified-release tablets (Alliance Healthcare (Distribution) Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141952,
          "code": "49500",
          "description": "Diltiazem 2% ointment (Drug Tariff Special Order)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141953,
          "code": "8884",
          "description": "Cordilox 40mg tablets (IVAX Pharmaceuticals UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141954,
          "code": "51261",
          "description": "Tildiem Retard 120mg tablets (Mawdsley-Brooks & Company Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141955,
          "code": "25059",
          "description": "Berkatens 80mg Tablet (Berk Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141956,
          "code": "12392",
          "description": "Univer 180mg modified-release capsules (Teva UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141957,
          "code": "9374",
          "description": "Adizem 60mg Modified-release tablet (Napp Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141958,
          "code": "2528",
          "description": "Slozem 120mg capsules (Merck Serono Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141959,
          "code": "5806",
          "description": "Tensipine MR 20 tablets (Thornton & Ross Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141960,
          "code": "410",
          "description": "Nifedipine 10mg modified-release tablets",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141961,
          "code": "269",
          "description": "Nifedipine 5mg capsules",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141962,
          "code": "5513",
          "description": "Dilzem sr 60mg Capsule (Elan Pharma)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141963,
          "code": "2521",
          "description": "Adalat 10mg capsules (Bayer Plc)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141964,
          "code": "1300",
          "description": "Nifensar xl 20mg Modified-release tablet (Rhone-Poulenc Rorer Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141965,
          "code": "749",
          "description": "Amlodipine 5mg tablets",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141966,
          "code": "568",
          "description": "Felodipine 10mg modified-release tablets",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141967,
          "code": "501",
          "description": "Felodipine 5mg modified-release tablets",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141968,
          "code": "541",
          "description": "Adalat LA 20 tablets (Bayer Plc)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141969,
          "code": "536",
          "description": "Tildiem la 200mg Modified-release capsule (Sanofi)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141970,
          "code": "517",
          "description": "Adizem sr 120mg Modified-release capsule (Napp Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141971,
          "code": "737",
          "description": "Nifedipine 20mg modified-release capsules",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141972,
          "code": "636",
          "description": "Diltiazem 60mg modified-release capsules",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141973,
          "code": "729",
          "description": "Amlodipine maleate 5mg tablets",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141974,
          "code": "700",
          "description": "Vera-Til SR 120mg tablets (Tillomed Laboratories Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141975,
          "code": "1449",
          "description": "Nifedipine 24 30mg Modified-release tablet",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141976,
          "code": "1130",
          "description": "Viazem XL 300mg capsules (Thornton & Ross Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141977,
          "code": "793",
          "description": "Adizem xl 240mg Capsule (Napp Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141978,
          "code": "1298",
          "description": "Verapamil 240mg modified-release tablets",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141979,
          "code": "1262",
          "description": "Nifedipine 12 20mg Modified-release tablet",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141980,
          "code": "1289",
          "description": "Tildiem Retard 120mg tablets (Sanofi)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141981,
          "code": "9334",
          "description": "Plendil 2.5mg modified-release tablets (AstraZeneca UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141982,
          "code": "9269",
          "description": "Nifedipine 40mg modified-release tablets",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141983,
          "code": "1529",
          "description": "Posicor 50mg Tablet (Roche Products Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141984,
          "code": "2453",
          "description": "Diltiazem 60mg modified-release capsules",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141985,
          "code": "1538",
          "description": "Diltiazem 60mg tablets",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141986,
          "code": "1686",
          "description": "Diltiazem 90mg modified-release capsules",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141987,
          "code": "1684",
          "description": "Beta-Adalat modified-release capsules (Bayer Plc)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141988,
          "code": "1574",
          "description": "Verapamil 120mg modified-release capsules",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141989,
          "code": "2343",
          "description": "Adalat retard 20mg tablets (Bayer Plc)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141990,
          "code": "1748",
          "description": "Cordilox 120mg tablets (IVAX Pharmaceuticals UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141991,
          "code": "2280",
          "description": "Adalat retard 10mg tablets (Bayer Plc)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141992,
          "code": "1995",
          "description": "Diltiazem 12hr 120mg modified-release capsules",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141993,
          "code": "1836",
          "description": "Diltiazem 60mg modified-release tablets",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141994,
          "code": "12104",
          "description": "Cordilox 160mg tablets (IVAX Pharmaceuticals UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141995,
          "code": "9386",
          "description": "Nicardipine 45mg modified-release capsules",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141996,
          "code": "5477",
          "description": "Nicardipine 30mg modified-release capsules",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141997,
          "code": "3302",
          "description": "Cardene SR 30mg capsules (Astellas Pharma Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141998,
          "code": "2686",
          "description": "Dilzem xl mr 240mg Modified-release capsule (Elan Pharma)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 141999,
          "code": "2605",
          "description": "Nifedipine 10mg modified-release capsules",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142000,
          "code": "2592",
          "description": "Viazem XL 120mg capsules (Thornton & Ross Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142001,
          "code": "2663",
          "description": "Diltiazem 240mg modified-release capsules",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142002,
          "code": "4923",
          "description": "Diltiazem 24hr 180mg modified-release capsules",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142003,
          "code": "3221",
          "description": "Lacidipine 4mg tablets",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142004,
          "code": "2811",
          "description": "Adizem sr 180mg Modified-release capsule (Napp Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142005,
          "code": "2746",
          "description": "Coracten SR 10mg capsules (UCB Pharma Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142006,
          "code": "3118",
          "description": "Adizem sr 90mg Modified-release capsule (Napp Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142007,
          "code": "3057",
          "description": "Securon 120mg tablets (Abbott Laboratories Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142008,
          "code": "2926",
          "description": "Nicardipine 20mg capsules",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142009,
          "code": "2888",
          "description": "Tildiem 60mg modified-release tablets (Sanofi)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142010,
          "code": "3061",
          "description": "Diltiazem 12hr 180mg modified-release capsules",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142011,
          "code": "3370",
          "description": "Dilzem xl mr 120mg Modified-release capsule (Elan Pharma)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142012,
          "code": "3343",
          "description": "Half Securon SR 120mg tablets (Abbott Laboratories Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142013,
          "code": "3342",
          "description": "Securon SR 240mg tablets (Abbott Laboratories Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142014,
          "code": "3712",
          "description": "Coracten XL 30mg capsules (UCB Pharma Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142015,
          "code": "3711",
          "description": "Adipine MR 20 tablets (Chiesi Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142016,
          "code": "3676",
          "description": "Dilzem xl mr 180mg Modified-release capsule (Elan Pharma)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142017,
          "code": "4856",
          "description": "Coracten SR 20mg capsules (UCB Pharma Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142018,
          "code": "4542",
          "description": "Atenolol 50mg / Nifedipine 20mg modified-release capsules",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142019,
          "code": "4408",
          "description": "Slozem 240mg capsules (Merck Serono Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142020,
          "code": "4227",
          "description": "Adalat la 60mg Tablet (Bayer Plc)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142021,
          "code": "4308",
          "description": "Dilzem sr 90mg Capsule (Elan Pharma)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142022,
          "code": "4852",
          "description": "Adizem sr 120mg Modified-release tablet (Napp Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142023,
          "code": "4808",
          "description": "Diltiazem 240mg modified-release capsules",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142024,
          "code": "4732",
          "description": "Diltiazem 90mg modified-release tablets",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142025,
          "code": "4635",
          "description": "Diltiazem 200mg modified-release capsules",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142026,
          "code": "11973",
          "description": "Calcicard CR 120mg tablets (Teva UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142027,
          "code": "9708",
          "description": "Diltiazem 24hr 120mg modified-release capsules",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142028,
          "code": "5348",
          "description": "Diltiazem 300mg modified-release capsules",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142029,
          "code": "5296",
          "description": "Tildiem la 300mg Modified-release capsule (Sanofi)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142030,
          "code": "9670",
          "description": "Motens 4mg tablets (GlaxoSmithKline UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142031,
          "code": "5277",
          "description": "Fortipine LA 40 tablets (AMCo)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142032,
          "code": "5194",
          "description": "Dilzem sr 120mg Capsule (Elan Pharma)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142033,
          "code": "4939",
          "description": "Coracten XL 60mg capsules (UCB Pharma Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142034,
          "code": "5181",
          "description": "Angiopine MR 20mg tablets (Ashbourne Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142035,
          "code": "5162",
          "description": "Nifedipine 30mg modified-release capsules",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142036,
          "code": "9573",
          "description": "Slofedipine XL 30mg tablets (Zentiva)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142037,
          "code": "9569",
          "description": "Verapamil 120mg modified-release tablets",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142038,
          "code": "9437",
          "description": "Plendil 5mg modified-release tablets (AstraZeneca UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142039,
          "code": "5234",
          "description": "Slozem 180mg capsules (Merck Serono Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142040,
          "code": "5054",
          "description": "Angitil SR 180 capsules (Chiesi Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142041,
          "code": "9553",
          "description": "Slofedipine XL 60 tablets (Zentiva)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142042,
          "code": "4239",
          "description": "Adipine MR 10 tablets (Chiesi Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142043,
          "code": "9410",
          "description": "Angitil SR 120 capsules (Chiesi Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142044,
          "code": "9485",
          "description": "Hypolar Retard 20 tablets (Sandoz Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142045,
          "code": "11972",
          "description": "Vertab SR 240 tablets (Chiesi Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142046,
          "code": "11223",
          "description": "Angitil SR 90 capsules (Chiesi Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142047,
          "code": "10135",
          "description": "Nifedipress mr 10mg Modified-release tablet (Sandoz Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142048,
          "code": "5326",
          "description": "Diltiazem 24hr 300mg modified-release capsules",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142049,
          "code": "9919",
          "description": "Diltiazem 2% cream",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142050,
          "code": "9750",
          "description": "Nifedipine 60mg modified-release capsules",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142051,
          "code": "9723",
          "description": "Calcicard CR 90mg tablets (Teva UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142052,
          "code": "3917",
          "description": "Istin 5mg tablets (Pfizer Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142053,
          "code": "11512",
          "description": "Nifedipress MR 10 tablets (Dexcel-Pharma Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142054,
          "code": "10267",
          "description": "Adizem-XL 200mg capsules (Napp Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142055,
          "code": "10153",
          "description": "Felendil xl 5mg Modified-release tablet (Ratiopharm UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142056,
          "code": "1854",
          "description": "Adalat la 30mg Tablet (Bayer Plc)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142057,
          "code": "10136",
          "description": "Nifedipress MR 20 tablets (Dexcel-Pharma Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142058,
          "code": "10246",
          "description": "Adipine XL 60mg tablets (Chiesi Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142059,
          "code": "10688",
          "description": "Verapamil 160mg tablets",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142060,
          "code": "10832",
          "description": "Securon 80mg Tablet (Abbott Laboratories Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142061,
          "code": "10595",
          "description": "Nimotop 30mg tablets (Bayer Plc)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142062,
          "code": "15652",
          "description": "Mibefradil 50mg Tablet",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142063,
          "code": "11769",
          "description": "Calchan MR 20 tablets (Ranbaxy (UK) Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142064,
          "code": "11567",
          "description": "Ramipril 5mg with felodipine 5mg modified-release tablet",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142065,
          "code": "11547",
          "description": "Nimodipine 30mg tablets",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142066,
          "code": "11966",
          "description": "Motens 2mg tablets (GlaxoSmithKline UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142067,
          "code": "11965",
          "description": "Ramipril 2.5mg with felodipine 2.5mg modified-release tablet",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142068,
          "code": "11770",
          "description": "Dilzem SR 60 capsules (Teva UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142069,
          "code": "11777",
          "description": "Verapamil 40mg/5ml oral solution sugar free",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142070,
          "code": "11943",
          "description": "Cardene 20mg capsules (Astellas Pharma Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142071,
          "code": "11922",
          "description": "Diltiazem 60mg/5ml oral suspension",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142072,
          "code": "24366",
          "description": "Cardioplen XL 10mg tablets (Chiesi Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142073,
          "code": "15221",
          "description": "Dilcardia xl 180mg Modified-release capsule (Generics (UK) Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142074,
          "code": "13410",
          "description": "Angiozem 60mg modified-release tablets (Ashbourne Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142075,
          "code": "21145",
          "description": "Dilcardia SR 60mg capsules (Generics (UK) Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142076,
          "code": "15288",
          "description": "Angitil XL 300 capsules (Chiesi Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142077,
          "code": "13302",
          "description": "Dilzem SR 90 capsules (Teva UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142078,
          "code": "12705",
          "description": "Angiozem CR 90mg tablets (Ashbourne Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142079,
          "code": "12639",
          "description": "Diltiazem HCl 90mg Modified-release tablet (Actavis UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142080,
          "code": "12613",
          "description": "Unipine xl 30mg Modified-release tablet (Genus Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142081,
          "code": "12606",
          "description": "Nifelease 20mg Modified-release tablet (Eastern Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142082,
          "code": "13251",
          "description": "Vera-Til SR 240mg tablets (Tillomed Laboratories Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142083,
          "code": "13027",
          "description": "Viazem XL 240mg capsules (Thornton & Ross Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142084,
          "code": "12875",
          "description": "Cardene SR 45mg capsules (Astellas Pharma Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142085,
          "code": "13243",
          "description": "Lercanidipine 20mg tablets",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142086,
          "code": "13075",
          "description": "Dilzem XL 180 capsules (Teva UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142087,
          "code": "13033",
          "description": "Angitil XL 240 capsules (Chiesi Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142088,
          "code": "13240",
          "description": "Dilzem XL 120 capsules (Teva UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142089,
          "code": "13139",
          "description": "Adipine XL 30mg tablets (Chiesi Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142090,
          "code": "13127",
          "description": "Dilzem XL 240 capsules (Teva UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142091,
          "code": "15117",
          "description": "Nifedipine with atenolol 20mg + 50mg Capsule",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142092,
          "code": "14861",
          "description": "Calchan MR 10 tablets (Ranbaxy (UK) Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142093,
          "code": "13699",
          "description": "Angiopine la 40mg Tablet (Ashbourne Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142094,
          "code": "13672",
          "description": "Angiopine MR 10mg tablets (Ashbourne Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142095,
          "code": "939",
          "description": "Tildiem Retard 90mg tablets (Sanofi)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142096,
          "code": "662",
          "description": "Adalat 5mg capsules (Bayer Plc)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142097,
          "code": "13926",
          "description": "Diltiazem 360mg modified-release capsules",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142098,
          "code": "13856",
          "description": "Verapress MR 240mg tablets (Actavis UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142099,
          "code": "14305",
          "description": "Vascalpha 10mg modified-release tablets (Actavis UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142100,
          "code": "14300",
          "description": "Zanidip 20mg tablets (Recordati Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142101,
          "code": "13965",
          "description": "Cordilox MR 240mg tablets (Teva UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142102,
          "code": "20459",
          "description": "Felendil xl 10mg Modified-release tablet (Ratiopharm UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142103,
          "code": "14892",
          "description": "Anoheal 2% Cream (S.L.A. Pharma (UK) Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142104,
          "code": "20311",
          "description": "Nifedipress mr 20mg Modified-release tablet (Generics (UK) Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142105,
          "code": "15715",
          "description": "Genalat retard 20mg Modified-release tablet (Wyeth Pharmaceuticals)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142106,
          "code": "20642",
          "description": "Bi-carzem sr 60mg Modified-release capsule (Tillomed Laboratories Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142107,
          "code": "20878",
          "description": "Angiopine 10 capsules (Ashbourne Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142108,
          "code": "23805",
          "description": "Nisoldipine 10mg modified-release tablets",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142109,
          "code": "56469",
          "description": "Adalat LA 60 tablets (Necessity Supplies Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142110,
          "code": "21162",
          "description": "Felodipine 2.5mg modified-release / Ramipril 2.5mg tablets",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142111,
          "code": "21763",
          "description": "Diltiazem 60mg modified-release tablets (A A H Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142112,
          "code": "21245",
          "description": "Nifedipress mr 10mg Modified-release tablet (Actavis UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142113,
          "code": "21778",
          "description": "Diltiazem 60mg modified-release tablets (Teva UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142114,
          "code": "21773",
          "description": "Diltiazem HCl 60mg Tablet (Generics (UK) Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142115,
          "code": "22619",
          "description": "Britiazim 60mg Modified-release tablet (Thames Laboratories Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142116,
          "code": "21795",
          "description": "Retalzem 60 modified-release tablets (Kent Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142117,
          "code": "22241",
          "description": "Mibefradil 100mg Tablet",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142118,
          "code": "21886",
          "description": "Nifedipress MR 20 tablets (Actavis UK Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142119,
          "code": "21872",
          "description": "Angiopine 5mg Capsule (Ashbourne Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142120,
          "code": "22217",
          "description": "Nimodrel 10mg modified-release tablet (Opus Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142121,
          "code": "21918",
          "description": "Optil 60mg modified-release tablets (Opus Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142122,
          "code": "22142",
          "description": "Calcilat 10mg Capsule (Eastern Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142123,
          "code": "22019",
          "description": "Calanif 10mg Capsule (Berk Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142124,
          "code": "23733",
          "description": "Optil sr 90mg Modified-release capsule (Opus Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142125,
          "code": "23233",
          "description": "Bi-carzem sr 90mg Modified-release capsule (Tillomed Laboratories Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142126,
          "code": "22696",
          "description": "Slofedipine 20mg tablets (Sterwin Medicines)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142127,
          "code": "22826",
          "description": "Securon 160mg Tablet (Abbott Laboratories Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142128,
          "code": "23505",
          "description": "Adizem xl plus 150mg+12.5mg Modified-release capsule (Napp Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142129,
          "code": "24365",
          "description": "Cardioplen XL 5mg tablets (Chiesi Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142130,
          "code": "24228",
          "description": "Nimodrel 20mg modified-release tablet (Opus Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142131,
          "code": "23872",
          "description": "Berkatens 40mg Tablet (Berk Pharmaceuticals Ltd)",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        },
        {
          "id": 142132,
          "code": "23823",
          "description": "Nisoldipine 30mg modified-release tablets",
          "attributes": {
            "Coding System (CPRD_product_code)": "CPRD_product_code",
            "Entity type": "res50: calcium blockers",
            "Category": "drug"
          }
        }
      ]
    }
  ],
  "version_history": [
    {
      "version_id": 5426,
      "version_name": "Calcium Blockers - Primary Care",
      "version_date": "2021-10-06T16:32:33.740276Z",
      "is_published": true,
      "is_latest": true
    }
  ]
}