[
  {
    "phenotype_id": "PH3562",
    "phenotype_version_id": 8634,
    "name": "Merhotrexate - injectable",
    "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\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": "2026-01-26T23:22:15.276182Z",
    "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": "2026-01-26T23:22:15.268248Z",
    "references": [],
    "signed_off": [],
    "methodology": "",
    "coding_system": [
      {
        "name": "BNF codes",
        "value": 11
      }
    ],
    "open_codelist_id": "opensafely/merhotrexate-injectable",
    "source_reference": "https://www.opencodelists.org/codelist/opensafely/merhotrexate-injectable/5a7beadd",
    "concept_information": [
      {
        "concept_id": 8811,
        "concept_version_id": 16296,
        "concept_name": "opensafely/merhotrexate-injectable/5a7beadd",
        "coding_system": {
          "id": 11,
          "name": "BNF codes",
          "description": "BNF codes"
        },
        "phenotype_id": "PH3562",
        "phenotype_version_id": 8634,
        "phenotype_name": "Merhotrexate - injectable",
        "code_attribute_header": [],
        "codes": [
          {
            "code": "0801030P0AA",
            "description": "Methotrexate",
            "attributes": null
          },
          {
            "code": "0801030P0AAAIAI",
            "description": "Methotrexate 5mg/2ml solution for injection vials",
            "attributes": null
          },
          {
            "code": "0801030P0AAAKAK",
            "description": "Methotrexate 500mg/20ml solution for injection vials",
            "attributes": null
          },
          {
            "code": "0801030P0AAANAN",
            "description": "Methotrexate 50mg/2ml solution for injection vials",
            "attributes": null
          },
          {
            "code": "0801030P0AAASAS",
            "description": "Methotrexate 200mg/8ml solution for injection vials",
            "attributes": null
          },
          {
            "code": "0801030P0AABPBP",
            "description": "Methotrexate 5mg/0.2ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0801030P0AACGCG",
            "description": "Methotrexate 30mg/1.2ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0801030P0AACKCK",
            "description": "Methotrexate 1g/10ml solution for injection vials",
            "attributes": null
          },
          {
            "code": "0801030P0AACSCS",
            "description": "Methotrexate 5g/50ml solution for infusion vials",
            "attributes": null
          },
          {
            "code": "0801030P0AACTCT",
            "description": "Methotrexate 1g/40ml solution for injection vials",
            "attributes": null
          },
          {
            "code": "0801030P0AACUCU",
            "description": "Methotrexate 5g/200ml solution for infusion vials",
            "attributes": null
          },
          {
            "code": "0801030P0AADNDN",
            "description": "Methotrexate 35mg/1.4ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0801030P0AADRDR",
            "description": "Methotrexate 27.5mg/1.1ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0801030P0AADVDV",
            "description": "Methotrexate 50mg/2ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0801030P0AAEAEA",
            "description": "Methotrexate 32.5mg/1.3ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0801030P0AAFDFD",
            "description": "Methotrexate 25mg/3ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0801030P0AAFEFE",
            "description": "Methotrexate 20mg/0.8ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0801030P0AAFFFF",
            "description": "Methotrexate 22.5mg/0.9ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0801030P0AAFGFG",
            "description": "Methotrexate 25mg/1ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0801030P0AAFHFH",
            "description": "Methotrexate 10mg/0.4ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0801030P0AAFIFI",
            "description": "Methotrexate 7.5mg/0.3ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0801030P0AAFJFJ",
            "description": "Methotrexate 12.5mg/0.5ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0801030P0AAFKFK",
            "description": "Methotrexate 15mg/0.6ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0801030P0AAFLFL",
            "description": "Methotrexate 17.5mg/0.7ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0801030P0AAFMFM",
            "description": "Methotrexate 7.5mg/0.3ml inj pre-filled disposable devices",
            "attributes": null
          },
          {
            "code": "0801030P0AAFNFN",
            "description": "Methotrexate 10mg/0.4ml inj pre-filled disposable devices",
            "attributes": null
          },
          {
            "code": "0801030P0AAFPFP",
            "description": "Methotrexate 12.5mg/0.5ml inj pre-filled disposable devices",
            "attributes": null
          },
          {
            "code": "0801030P0AAFQFQ",
            "description": "Methotrexate 15mg/0.6ml inj pre-filled disposable devices",
            "attributes": null
          },
          {
            "code": "0801030P0AAFRFR",
            "description": "Methotrexate 17.5mg/0.7ml inj pre-filled disposable devices",
            "attributes": null
          },
          {
            "code": "0801030P0AAFSFS",
            "description": "Methotrexate 20mg/0.8ml inj pre-filled disposable devices",
            "attributes": null
          },
          {
            "code": "0801030P0AAFTFT",
            "description": "Methotrexate 22.5mg/0.9ml inj pre-filled disposable devices",
            "attributes": null
          },
          {
            "code": "0801030P0AAFUFU",
            "description": "Methotrexate 25mg/1ml inj pre-filled disposable devices",
            "attributes": null
          },
          {
            "code": "0801030P0BE",
            "description": "Zlatal",
            "attributes": null
          },
          {
            "code": "0801030P0BEAAFE",
            "description": "Zlatal 20mg/0.8ml solution for injection pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0801030P0BEABFF",
            "description": "Zlatal 22.5mg/0.9ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0801030P0BEACFG",
            "description": "Zlatal 25mg/1ml solution for injection pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0801030P0BEADFH",
            "description": "Zlatal 10mg/0.4ml solution for injection pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0801030P0BEAEFI",
            "description": "Zlatal 7.5mg/0.3ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0801030P0BEAFFJ",
            "description": "Zlatal 12.5mg/0.5ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0801030P0BEAGFK",
            "description": "Zlatal 15mg/0.6ml solution for injection pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0801030P0BEAHFL",
            "description": "Zlatal 17.5mg/0.7ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "0801030P0BF",
            "description": "Nordimet",
            "attributes": null
          },
          {
            "code": "0801030P0BFAAFM",
            "description": "Nordimet 7.5mg/0.3ml solution for injection pre-filled pens",
            "attributes": null
          },
          {
            "code": "0801030P0BFABFN",
            "description": "Nordimet 10mg/0.4ml solution for injection pre-filled pens",
            "attributes": null
          },
          {
            "code": "0801030P0BFACFP",
            "description": "Nordimet 12.5mg/0.5ml solution for injection pre-filled pens",
            "attributes": null
          },
          {
            "code": "0801030P0BFADFQ",
            "description": "Nordimet 15mg/0.6ml solution for injection pre-filled pens",
            "attributes": null
          },
          {
            "code": "0801030P0BFAEFR",
            "description": "Nordimet 17.5mg/0.7ml solution for injection pre-filled pens",
            "attributes": null
          },
          {
            "code": "0801030P0BFAFFS",
            "description": "Nordimet 20mg/0.8ml solution for injection pre-filled pens",
            "attributes": null
          },
          {
            "code": "0801030P0BFAGFT",
            "description": "Nordimet 22.5mg/0.9ml solution for injection pre-filled pens",
            "attributes": null
          },
          {
            "code": "0801030P0BFAHFU",
            "description": "Nordimet 25mg/1ml solution for injection pre-filled pens",
            "attributes": null
          },
          {
            "code": "1001030U0",
            "description": "Methotrexate",
            "attributes": null
          },
          {
            "code": "1001030U0AA",
            "description": "Methotrexate (Rheumatism)",
            "attributes": null
          },
          {
            "code": "1001030U0AAAZAZ",
            "description": "Methotrexate 7.5mg/0.75ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "1001030U0AABABA",
            "description": "Methotrexate 20mg/2ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "1001030U0AABBBB",
            "description": "Methotrexate 10mg/1ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "1001030U0AABCBC",
            "description": "Methotrexate 15mg/1.5ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "1001030U0AABDBD",
            "description": "Methotrexate 25mg/2.5ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "1001030U0AABEBE",
            "description": "Methotrexate 7.5mg/0.15ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "1001030U0AABFBF",
            "description": "Methotrexate 10mg/0.2ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "1001030U0AABGBG",
            "description": "Methotrexate 15mg/0.3ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "1001030U0AABHBH",
            "description": "Methotrexate 20mg/0.4ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "1001030U0AABIBI",
            "description": "Methotrexate 25mg/0.5ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "1001030U0AABJBJ",
            "description": "Methotrexate 30mg/0.6ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "1001030U0AABKBK",
            "description": "Methotrexate 12.5mg/0.25ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "1001030U0AABLBL",
            "description": "Methotrexate 17.5mg/0.35ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "1001030U0AABMBM",
            "description": "Methotrexate 22.5mg/0.45ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "1001030U0AABNBN",
            "description": "Methotrexate 27.5mg/0.55ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "1001030U0AABPBP",
            "description": "Methotrexate 25mg/1.25ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "1001030U0AABRBR",
            "description": "Methotrexate 30mg/1.5ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "1001030U0AABSBS",
            "description": "Methotrexate 20mg/1ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "1001030U0AABVBV",
            "description": "Methotrexate 17.5mg/0.35ml inj pre-filled disposable devices",
            "attributes": null
          },
          {
            "code": "1001030U0AABWBW",
            "description": "Methotrexate 20mg/0.4ml inj pre-filled disposable devices",
            "attributes": null
          },
          {
            "code": "1001030U0AABXBX",
            "description": "Methotrexate 22.5mg/0.45ml inj pre-filled disposable devices",
            "attributes": null
          },
          {
            "code": "1001030U0AABYBY",
            "description": "Methotrexate 7.5mg/0.15ml inj pre-filled disposable devices",
            "attributes": null
          },
          {
            "code": "1001030U0AABZBZ",
            "description": "Methotrexate 27.5mg/0.55ml inj pre-filled disposable devices",
            "attributes": null
          },
          {
            "code": "1001030U0AACACA",
            "description": "Methotrexate 30mg/0.6ml inj pre-filled disposable devices",
            "attributes": null
          },
          {
            "code": "1001030U0AACBCB",
            "description": "Methotrexate 25mg/0.5ml inj pre-filled disposable devices",
            "attributes": null
          },
          {
            "code": "1001030U0AACCCC",
            "description": "Methotrexate 15mg/0.3ml inj pre-filled disposable devices",
            "attributes": null
          },
          {
            "code": "1001030U0AACDCD",
            "description": "Methotrexate 12.5mg/0.25ml inj pre-filled disposable devices",
            "attributes": null
          },
          {
            "code": "1001030U0AACECE",
            "description": "Methotrexate 10mg/0.2ml inj pre-filled disposable devices",
            "attributes": null
          },
          {
            "code": "1001030U0BE",
            "description": "Metoject (Rheumatism)",
            "attributes": null
          },
          {
            "code": "1001030U0BEAAAZ",
            "description": "Metoject 7.5mg/0.75ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "1001030U0BEABBA",
            "description": "Metoject 20mg/2ml solution for injection pre-filled syringes",
            "attributes": null
          },
          {
            "code": "1001030U0BEACBB",
            "description": "Metoject 10mg/1ml solution for injection pre-filled syringes",
            "attributes": null
          },
          {
            "code": "1001030U0BEADBC",
            "description": "Metoject 15mg/1.5ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "1001030U0BEAEBD",
            "description": "Metoject 25mg/2.5ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "1001030U0BEAFBE",
            "description": "Metoject 7.5mg/0.15ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "1001030U0BEAGBF",
            "description": "Metoject 10mg/0.2ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "1001030U0BEAHBG",
            "description": "Metoject 15mg/0.3ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "1001030U0BEAIBH",
            "description": "Metoject 20mg/0.4ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "1001030U0BEAJBI",
            "description": "Metoject 25mg/0.5ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "1001030U0BEAKBJ",
            "description": "Metoject 30mg/0.6ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "1001030U0BEALBK",
            "description": "Metoject 12.5mg/0.25ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "1001030U0BEAMBL",
            "description": "Metoject 17.5mg/0.35ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "1001030U0BEANBM",
            "description": "Metoject 22.5mg/0.45ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "1001030U0BEAPBN",
            "description": "Metoject 27.5mg/0.55ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "1001030U0BEAQBV",
            "description": "Metoject PEN 17.5mg/0.35ml inj pre-filled pens",
            "attributes": null
          },
          {
            "code": "1001030U0BEARBW",
            "description": "Metoject PEN 20mg/0.4ml inj pre-filled pens",
            "attributes": null
          },
          {
            "code": "1001030U0BEASBX",
            "description": "Metoject PEN 22.5mg/0.45ml inj pre-filled pens",
            "attributes": null
          },
          {
            "code": "1001030U0BEATBY",
            "description": "Metoject PEN 7.5mg/0.15ml inj pre-filled pens",
            "attributes": null
          },
          {
            "code": "1001030U0BEAUBZ",
            "description": "Metoject PEN 27.5mg/0.55ml inj pre-filled pens",
            "attributes": null
          },
          {
            "code": "1001030U0BEAVCA",
            "description": "Metoject PEN 30mg/0.6ml inj pre-filled pens",
            "attributes": null
          },
          {
            "code": "1001030U0BEAWCB",
            "description": "Metoject PEN 25mg/0.5ml inj pre-filled pens",
            "attributes": null
          },
          {
            "code": "1001030U0BEAXCC",
            "description": "Metoject PEN 15mg/0.3ml inj pre-filled pens",
            "attributes": null
          },
          {
            "code": "1001030U0BEAYCD",
            "description": "Metoject PEN 12.5mg/0.25ml inj pre-filled pens",
            "attributes": null
          },
          {
            "code": "1001030U0BEAZCE",
            "description": "Metoject PEN 10mg/0.2ml inj pre-filled pens",
            "attributes": null
          },
          {
            "code": "1001030U0BF",
            "description": "Ebetrex (Rheumatism)",
            "attributes": null
          },
          {
            "code": "1001030U0BFAAAZ",
            "description": "Ebetrex 7.5mg/0.75ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "1001030U0BFABBB",
            "description": "Ebetrex 10mg/1ml solution for injection pre-filled syringes",
            "attributes": null
          },
          {
            "code": "1001030U0BFACBC",
            "description": "Ebetrex 15mg/1.5ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "1001030U0BFADBP",
            "description": "Ebetrex 25mg/1.25ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "1001030U0BFAFBR",
            "description": "Ebetrex 30mg/1.5ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "1001030U0BFAGBS",
            "description": "Ebetrex 20mg/1ml solution for injection pre-filled syringes",
            "attributes": null
          },
          {
            "code": "1001030U0BG",
            "description": "Methofill (Rheumatism)",
            "attributes": null
          },
          {
            "code": "1001030U0BGAABY",
            "description": "Methofill 7.5mg/0.15ml inj pre-filled injector",
            "attributes": null
          },
          {
            "code": "1001030U0BGABCE",
            "description": "Methofill10mg/0.2ml inj pre-filled injector",
            "attributes": null
          },
          {
            "code": "1001030U0BGACCD",
            "description": "Methofill 12.5mg/0.25ml inj pre-filled injector",
            "attributes": null
          },
          {
            "code": "1001030U0BGADCC",
            "description": "Methofill 15mg/0.3ml inj pre-filled injector",
            "attributes": null
          },
          {
            "code": "1001030U0BGAEBV",
            "description": "Methofill 17.5mg/0.35ml inj pre-filled injector",
            "attributes": null
          },
          {
            "code": "1001030U0BGAFBW",
            "description": "Methofill 20mg/0.4ml inj pre-filled injector",
            "attributes": null
          },
          {
            "code": "1001030U0BGAGBX",
            "description": "Methofill 22.5mg/0.45ml inj pre-filled injector",
            "attributes": null
          },
          {
            "code": "1001030U0BGAHCB",
            "description": "Methofill 25mg/0.5ml inj pre-filled injector",
            "attributes": null
          },
          {
            "code": "1001030U0BGAIBZ",
            "description": "Methofill 27.5mg/0.55ml inj pre-filled injector",
            "attributes": null
          },
          {
            "code": "1001030U0BGAJCA",
            "description": "Methofill 30mg/0.6ml inj pre-filled injector",
            "attributes": null
          },
          {
            "code": "1001030U0BGAKBE",
            "description": "Methofill 7.5mg/0.15ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "1001030U0BGALBF",
            "description": "Methofill 10mg/0.2ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "1001030U0BGAMBG",
            "description": "Methofill 15mg/0.3ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "1001030U0BGANBL",
            "description": "Methofill 17.5mg/0.35ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "1001030U0BGAPBH",
            "description": "Methofill 20mg/0.4ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "1001030U0BGAQBM",
            "description": "Methofill 22.5mg/0.45ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "1001030U0BGARBI",
            "description": "Methofill 25mg/0.5ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "1001030U0BGASBN",
            "description": "Methofill 27.5mg/0.55ml inj pre-filled syringes",
            "attributes": null
          },
          {
            "code": "1001030U0BGATBJ",
            "description": "Methofill 30mg/0.6ml inj pre-filled syringes",
            "attributes": null
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