[
  {
    "phenotype_id": "PH3548",
    "phenotype_version_id": 8615,
    "name": "Low molecular weight heparins",
    "definition": "This codelist was taken from [OpenCodelists](https://www.opencodelists.org/), created by [OpenSAFELY](https://www.opensafely.org/). We recommend viewing this Phenotype on the OpenCodelist website to view the most recent version.\n\n\nThis codelist contains all preparations of low molecular weight heparins.\n\n\n© University of Oxford for the Bennett Institute for Applied Data Science 2025\\. This work may be copied freely for non\\-commercial research and study.\n\n",
    "implementation": null,
    "publications": null,
    "validation": null,
    "citation_requirements": null,
    "created": "2026-01-26T23:21:46.799617Z",
    "author": "OpenSAFELY",
    "collections": [
      {
        "name": "OpenCodelist",
        "value": 31
      },
      {
        "name": "Phenotype Library",
        "value": 18
      }
    ],
    "tags": null,
    "organisation": {
      "id": 1,
      "slug": "opensafely",
      "name": "OpenSAFELY"
    },
    "world_access": 1,
    "updated": "2026-01-26T23:21:46.792470Z",
    "references": [
      {
        "url": "https://github.com/opensafely/anticoagulants-research/issues/22",
        "title": "GitHub Discussion"
      }
    ],
    "signed_off": [],
    "methodology": "All AMPs and VMPs from the [NHS dm\\+d](https://www.thedatalab.org/blog/2019/08/81/what-is-the-dmd-the-nhs-dictionary-of-medicines-and-devices/) have been mapped where the BNF code begins `020801`. The following chemicals were included\n\n\n- Enoxaparin\n- Dalteparin\n- Tinzaparin\n",
    "coding_system": [
      {
        "name": "BNF codes",
        "value": 11
      }
    ],
    "open_codelist_id": "opensafely/low-molecular-weight-heparins",
    "source_reference": "https://www.opencodelists.org/codelist/opensafely/low-molecular-weight-heparins/3088164f",
    "concept_information": [
      {
        "concept_id": 8792,
        "concept_version_id": 16277,
        "concept_name": "opensafely/low-molecular-weight-heparins/3088164f",
        "coding_system": {
          "id": 11,
          "name": "BNF codes",
          "description": "BNF codes"
        },
        "phenotype_id": "PH3548",
        "phenotype_version_id": 8615,
        "phenotype_name": "Low molecular weight heparins",
        "code_attribute_header": [],
        "codes": [
          {
            "code": "0208010D0",
            "description": "Enoxaparin",
            "attributes": null
          },
          {
            "code": "0208010D0AA",
            "description": "Enoxaparin",
            "attributes": null
          },
          {
            "code": "0208010D0AAAAAA",
            "description": "Enoxaparin sodium 20mg/0.2ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0208010D0AAABAB",
            "description": "Enoxaparin sodium 40mg/0.4ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0208010D0AAACAC",
            "description": "Enoxaparin sodium 60mg/0.6ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0208010D0AAADAD",
            "description": "Enoxaparin sodium 80mg/0.8ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0208010D0AAAEAE",
            "description": "Enoxaparin sodium 100mg/1ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0208010D0AAAFAF",
            "description": "Enoxaparin sodium 120mg/0.8ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0208010D0AAAGAG",
            "description": "Enoxaparin sodium 150mg/1ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0208010D0AAAHAH",
            "description": "Enoxaparin sodium 300mg/3ml solution for injection vials",
            "attributes": null
          },
          {
            "code": "0208010D0BB",
            "description": "Clexane",
            "attributes": null
          },
          {
            "code": "0208010D0BBAAAA",
            "description": "Clexane 20mg/0.2ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0208010D0BBABAB",
            "description": "Clexane 40mg/0.4ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0208010D0BBACAC",
            "description": "Clexane 60mg/0.6ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0208010D0BBADAD",
            "description": "Clexane 80mg/0.8ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0208010D0BBAEAE",
            "description": "Clexane 100mg/1ml solution for injection pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0208010D0BBAFAF",
            "description": "Clexane Forte 120mg/0.8ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0208010D0BBAGAG",
            "description": "Clexane Forte 150mg/1ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0208010D0BBAHAH",
            "description": "Clexane 300mg/3ml solution for injection multidose vials",
            "attributes": null
          },
          {
            "code": "0208010D0BC",
            "description": "Inhixa",
            "attributes": null
          },
          {
            "code": "0208010D0BCAAAA",
            "description": "Inhixa 20mg/0.2ml solution for injection pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0208010D0BCABAB",
            "description": "Inhixa 40mg/0.4ml solution for injection pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0208010D0BCACAC",
            "description": "Inhixa 60mg/0.6ml solution for injection pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0208010D0BCADAD",
            "description": "Inhixa 80mg/0.8ml solution for injection pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0208010D0BCAEAE",
            "description": "Inhixa 100mg/1ml solution for injection pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0208010D0BCAFAF",
            "description": "Inhixa 120mg/0.8ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0208010D0BCAGAG",
            "description": "Inhixa 150mg/1ml solution for injection pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0208010D0BCAHAH",
            "description": "Inhixa 300mg/3ml solution for injection multidose vials",
            "attributes": null
          },
          {
            "code": "0208010D0BD",
            "description": "Enoxaparin Becat",
            "attributes": null
          },
          {
            "code": "0208010D0BDAAAA",
            "description": "Enoxaparin Becat 20mg/0.2ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0208010D0BDABAB",
            "description": "Enoxaparin Becat 40mg/0.4ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0208010D0BDACAC",
            "description": "Enoxaparin Becat 60mg/0.6ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0208010D0BDADAD",
            "description": "Enoxaparin Becat 80mg/0.8ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0208010D0BDAEAE",
            "description": "Enoxaparin Becat 100mg/1ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0208010D0BE",
            "description": "Arovi",
            "attributes": null
          },
          {
            "code": "0208010D0BEAAAA",
            "description": "Arovi 20mg/0.2ml solution for injection pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0208010D0BEABAB",
            "description": "Arovi 40mg/0.4ml solution for injection pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0208010D0BEACAC",
            "description": "Arovi 60mg/0.6ml solution for injection pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0208010D0BEADAD",
            "description": "Arovi 80mg/0.8ml solution for injection pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0208010D0BEAEAE",
            "description": "Arovi 100mg/1ml solution for injection pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0208010D0BEAFAG",
            "description": "Arovi 150mg/1ml solution for injection pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0208010D0BEAGAF",
            "description": "Arovi 120mg/0.8ml solution for injection pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0208010L0",
            "description": "Dalteparin sodium",
            "attributes": null
          },
          {
            "code": "0208010L0AA",
            "description": "Dalteparin sodium",
            "attributes": null
          },
          {
            "code": "0208010L0AAAAAA",
            "description": "Dalteparin sodium 2,500units/0.2ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0208010L0AAABAB",
            "description": "Dalteparin sodium 5,000units/0.2ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0208010L0AAACAC",
            "description": "Dalteparin sodium 10,000units/1ml inj ampoules",
            "attributes": null
          },
          {
            "code": "0208010L0AAADAD",
            "description": "Dalteparin sodium 10,000units/4ml inj ampoules",
            "attributes": null
          },
          {
            "code": "0208010L0AAAEAE",
            "description": "Dalteparin sodium 100,000units/4ml inj vials",
            "attributes": null
          },
          {
            "code": "0208010L0AAAFAF",
            "description": "Dalteparin sodium 10,000units/0.4ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0208010L0AAAGAG",
            "description": "Dalteparin sodium 12,500units/0.5ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0208010L0AAAHAH",
            "description": "Dalteparin sodium 15,000units/0.6ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0208010L0AAAIAI",
            "description": "Dalteparin sodium 18,000units/0.72ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0208010L0AAAJAJ",
            "description": "Dalteparin sodium 10,000units/1ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0208010L0AAAKAK",
            "description": "Dalteparin sodium 7,500units/0.3ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0208010L0BB",
            "description": "Fragmin",
            "attributes": null
          },
          {
            "code": "0208010L0BBAAAC",
            "description": "Fragmin 10,000units/1ml solution for injection ampoules",
            "attributes": null
          },
          {
            "code": "0208010L0BBABAB",
            "description": "Fragmin 5,000units/0.2ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0208010L0BBACAA",
            "description": "Fragmin 2,500units/0.2ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0208010L0BBADAD",
            "description": "Fragmin 10,000units/4ml solution for injection ampoules",
            "attributes": null
          },
          {
            "code": "0208010L0BBAEAE",
            "description": "Fragmin 100,000units/4ml solution for injection vials",
            "attributes": null
          },
          {
            "code": "0208010L0BBAFAF",
            "description": "Fragmin 10,000units/0.4ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0208010L0BBAGAG",
            "description": "Fragmin 12,500units/0.5ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0208010L0BBAHAH",
            "description": "Fragmin 15,000units/0.6ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0208010L0BBAIAI",
            "description": "Fragmin 18,000units/0.72ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0208010L0BBAJAJ",
            "description": "Fragmin 10,000units/1ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0208010L0BBAKAK",
            "description": "Fragmin 7,500units/0.3ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0208010W0",
            "description": "Tinzaparin sodium",
            "attributes": null
          },
          {
            "code": "0208010W0AA",
            "description": "Tinzaparin sodium",
            "attributes": null
          },
          {
            "code": "0208010W0AAAFAF",
            "description": "Tinzaparin sodium 40,000units/2ml inj vials",
            "attributes": null
          },
          {
            "code": "0208010W0AAAIAI",
            "description": "Tinzaparin sodium 14,000units/0.7ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0208010W0AAAJAJ",
            "description": "Tinzaparin sodium 18,000units/0.9ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0208010W0AAAKAK",
            "description": "Tinzaparin sodium 10,000units/0.5ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0208010W0AAALAL",
            "description": "Tinzaparin sodium 3,500units/0.35ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0208010W0AAAMAM",
            "description": "Tinzaparin sodium 4,500units/0.45ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0208010W0AAANAN",
            "description": "Tinzaparin sodium 20,000units/2ml inj vials",
            "attributes": null
          },
          {
            "code": "0208010W0AAAQAQ",
            "description": "Tinzaparin sodium 2,500units/0.25ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0208010W0AAARAR",
            "description": "Tinzaparin sodium 16,000units/0.8ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0208010W0AAASAS",
            "description": "Tinzaparin sodium 12,000units/0.6ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0208010W0AAATAT",
            "description": "Tinzaparin sodium 8,000units/0.4ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0208010W0BC",
            "description": "Innohep",
            "attributes": null
          },
          {
            "code": "0208010W0BCACAF",
            "description": "Innohep 40,000units/2ml solution for injection vials",
            "attributes": null
          },
          {
            "code": "0208010W0BCAEAI",
            "description": "Innohep 14,000units/0.7ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0208010W0BCAFAJ",
            "description": "Innohep 18,000units/0.9ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0208010W0BCAGAK",
            "description": "Innohep 10,000units/0.5ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0208010W0BCAHAL",
            "description": "Innohep 3,500units/0.35ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0208010W0BCAIAM",
            "description": "Innohep 4,500units/0.45ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0208010W0BCAJAN",
            "description": "Innohep 20,000units/2ml solution for injection vials",
            "attributes": null
          },
          {
            "code": "0208010W0BCAKAQ",
            "description": "Innohep 2,500units/0.25ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0208010W0BCALAR",
            "description": "Innohep 16,000units/0.8ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0208010W0BCAMAS",
            "description": "Innohep 12,000units/0.6ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0208010W0BCANAT",
            "description": "Innohep 8,000units/0.4ml inj pre-filled syringes",
            "attributes": null
          }
        ]
      }
    ],
    "coding_system_release": "",
    "open_codelist_version_id": "3088164f",
    "open_codelist_version_tag": "",
    "status": 1,
    "doi": "https://doi.org/10.48533/z7mb-9338",
    "is_deleted": false,
    "publish_status": 2,
    "owner": "ieuan.scanlon",
    "template": {
      "id": 3,
      "name": "OpenCodelists Phenotype",
      "description": "OpenSafely's OpenCodelist Phenotype, visit https://www.opencodelists.org/ to learn more",
      "version_id": 1
    },
    "versions": [
      {
        "version_id": 8615,
        "version_name": "Low molecular weight heparins",
        "version_date": "2026-01-26T23:21:46.810738Z",
        "is_published": true,
        "is_latest": true
      }
    ]
  }
]