{
"description": "Anatomical Therapeutic Chemical (ATC) classification system",
"_filename": "CodeSystem-atc.json",
"package_name": "fhir.tx.support.r4",
"date": "2019-01",
"publisher": "WHO Collaborating Centre for Drug Statistics Methodology - Norwegian Institute of Public Health",
"content": "fragment",
"name": "ATC_classification_system",
"copyright": "WHO Collaborating Centre for Drug Statistics Methodology, Oslo, Norway. Use of all or parts of the material requires reference to the WHO Collaborating Centre for Drug Statistics Methodology. Copying and distribution for commercial purposes is not allowed. Changing or manipulating the material is not allowed.",
"type": null,
"experimental": "false",
"resourceType": "CodeSystem",
"title": "ATC classification system",
"package_version": "0.12.0",
"status": "active",
"id": "b181e135-1971-4e42-8a1c-56870ba0638f",
"kind": null,
"url": "http://www.whocc.no/atc",
"identifier": [ {
"use": "official",
"value": "urn:oid:2.16.840.1.113883.6.73",
"system": "urn:ietf:rfc:3986"
} ],
"concept": [ {
"code": "A",
"concept": [ {
"code": "A01",
"concept": [ {
"code": "A01A",
"concept": [ {
"code": "A01AA",
"concept": [ {
"code": "A01AA01",
"display": "sodium fluoride"
}, {
"code": "A01AA02",
"display": "sodium monofluorophosphate"
}, {
"code": "A01AA03",
"display": "olaflur"
}, {
"code": "A01AA04",
"display": "stannous fluoride"
}, {
"code": "A01AA30",
"display": "combinations"
}, {
"code": "A01AA51",
"display": "sodium fluoride, combinations"
} ],
"display": "Caries prophylactic agents"
}, {
"code": "A01AB",
"concept": [ {
"code": "A01AB02",
"display": "hydrogen peroxide"
}, {
"code": "A01AB03",
"display": "chlorhexidine"
}, {
"code": "A01AB04",
"display": "amphotericin B"
}, {
"code": "A01AB05",
"display": "polynoxylin"
}, {
"code": "A01AB06",
"display": "domiphen"
}, {
"code": "A01AB07",
"display": "oxyquinoline"
}, {
"code": "A01AB08",
"display": "neomycin"
}, {
"code": "A01AB09",
"display": "miconazole"
}, {
"code": "A01AB10",
"display": "natamycin"
}, {
"code": "A01AB11",
"display": "various"
}, {
"code": "A01AB12",
"display": "hexetidine"
}, {
"code": "A01AB13",
"display": "tetracycline"
}, {
"code": "A01AB14",
"display": "benzoxonium chloride"
}, {
"code": "A01AB15",
"display": "tibezonium iodide"
}, {
"code": "A01AB16",
"display": "mepartricin"
}, {
"code": "A01AB17",
"display": "metronidazole"
}, {
"code": "A01AB18",
"display": "clotrimazole"
}, {
"code": "A01AB19",
"display": "sodium perborate"
}, {
"code": "A01AB21",
"display": "chlortetracycline"
}, {
"code": "A01AB22",
"display": "doxycycline"
}, {
"code": "A01AB23",
"display": "minocycline"
} ],
"display": "Antiinfectives and antiseptics for local oral treatment"
}, {
"code": "A01AC",
"concept": [ {
"code": "A01AC01",
"display": "triamcinolone"
}, {
"code": "A01AC02",
"display": "dexamethasone"
}, {
"code": "A01AC03",
"display": "hydrocortisone"
}, {
"code": "A01AC54",
"display": "prednisolone, combinations"
} ],
"display": "Corticosteroids for local oral treatment"
}, {
"code": "A01AD",
"concept": [ {
"code": "A01AD01",
"display": "epinephrine"
}, {
"code": "A01AD02",
"display": "benzydamine"
}, {
"code": "A01AD05",
"display": "acetylsalicylic acid"
}, {
"code": "A01AD06",
"display": "adrenalone"
}, {
"code": "A01AD07",
"display": "amlexanox"
}, {
"code": "A01AD08",
"display": "becaplermin"
}, {
"code": "A01AD11",
"display": "various"
} ],
"display": "Other agents for local oral treatment"
} ],
"display": "STOMATOLOGICAL PREPARATIONS"
} ],
"display": "STOMATOLOGICAL PREPARATIONS"
}, {
"code": "A02",
"concept": [ {
"code": "A02A",
"concept": [ {
"code": "A02AA",
"concept": [ {
"code": "A02AA01",
"display": "magnesium carbonate"
}, {
"code": "A02AA02",
"display": "magnesium oxide"
}, {
"code": "A02AA03",
"display": "magnesium peroxide"
}, {
"code": "A02AA04",
"display": "magnesium hydroxide"
}, {
"code": "A02AA05",
"display": "magnesium silicate"
}, {
"code": "A02AA10",
"display": "combinations"
} ],
"display": "Magnesium compounds"
}, {
"code": "A02AB",
"concept": [ {
"code": "A02AB01",
"display": "aluminium hydroxide"
}, {
"code": "A02AB02",
"display": "algeldrate"
}, {
"code": "A02AB03",
"display": "aluminium phosphate"
}, {
"code": "A02AB04",
"display": "dihydroxialumini sodium carbonate"
}, {
"code": "A02AB05",
"display": "aluminium acetoacetate"
}, {
"code": "A02AB06",
"display": "aloglutamol"
}, {
"code": "A02AB07",
"display": "aluminium glycinate"
}, {
"code": "A02AB10",
"display": "combinations"
} ],
"display": "Aluminium compounds"
}, {
"code": "A02AC",
"concept": [ {
"code": "A02AC01",
"display": "calcium carbonate"
}, {
"code": "A02AC02",
"display": "calcium silicate"
}, {
"code": "A02AC10",
"display": "combinations"
} ],
"display": "Calcium compounds"
}, {
"code": "A02AD",
"concept": [ {
"code": "A02AD01",
"display": "ordinary salt combinations"
}, {
"code": "A02AD02",
"display": "magaldrate"
}, {
"code": "A02AD03",
"display": "almagate"
}, {
"code": "A02AD04",
"display": "hydrotalcite"
}, {
"code": "A02AD05",
"display": "almasilate"
} ],
"display": "Combinations and complexes of aluminium, calcium and magnesium compounds"
}, {
"code": "A02AF",
"concept": [ {
"code": "A02AF01",
"display": "magaldrate and antiflatulents"
}, {
"code": "A02AF02",
"display": "ordinary salt combinations and antiflatulents"
} ],
"display": "Antacids with antiflatulents"
}, {
"code": "A02AG",
"display": "Antacids with antispasmodics"
}, {
"code": "A02AH",
"display": "Antacids with sodium bicarbonate"
}, {
"code": "A02AX",
"display": "Antacids, other combinations"
} ],
"display": "ANTACIDS"
}, {
"code": "A02B",
"concept": [ {
"code": "A02BA",
"concept": [ {
"code": "A02BA01",
"display": "cimetidine"
}, {
"code": "A02BA02",
"display": "ranitidine"
}, {
"code": "A02BA03",
"display": "famotidine"
}, {
"code": "A02BA04",
"display": "nizatidine"
}, {
"code": "A02BA05",
"display": "niperotidine"
}, {
"code": "A02BA06",
"display": "roxatidine"
}, {
"code": "A02BA07",
"display": "ranitidine bismuth citrate"
}, {
"code": "A02BA08",
"display": "lafutidine"
}, {
"code": "A02BA51",
"display": "cimetidine, combinations"
}, {
"code": "A02BA53",
"display": "famotidine, combinations"
} ],
"display": "H2-receptor antagonists"
}, {
"code": "A02BB",
"concept": [ {
"code": "A02BB01",
"display": "misoprostol"
}, {
"code": "A02BB02",
"display": "enprostil"
} ],
"display": "Prostaglandins"
}, {
"code": "A02BC",
"concept": [ {
"code": "A02BC01",
"display": "omeprazole"
}, {
"code": "A02BC02",
"display": "pantoprazole"
}, {
"code": "A02BC03",
"display": "lansoprazole"
}, {
"code": "A02BC04",
"display": "rabeprazole"
}, {
"code": "A02BC05",
"display": "esomeprazole"
}, {
"code": "A02BC06",
"display": "dexlansoprazole"
}, {
"code": "A02BC07",
"display": "dexrabeprazole"
}, {
"code": "A02BC53",
"display": "lansoprazole, combinations"
}, {
"code": "A02BC54",
"display": "rabeprazole, combinations"
} ],
"display": "Proton pump inhibitors"
}, {
"code": "A02BD",
"concept": [ {
"code": "A02BD01",
"display": "omeprazole, amoxicillin and metronidazole"
}, {
"code": "A02BD02",
"display": "lansoprazole, tetracycline and metronidazole"
}, {
"code": "A02BD03",
"display": "lansoprazole, amoxicillin and metronidazole"
}, {
"code": "A02BD04",
"display": "pantoprazole, amoxicillin and clarithromycin"
}, {
"code": "A02BD05",
"display": "omeprazole, amoxicillin and clarithromycin"
}, {
"code": "A02BD06",
"display": "esomeprazole, amoxicillin and clarithromycin"
}, {
"code": "A02BD07",
"display": "lansoprazole, amoxicillin and clarithromycin"
}, {
"code": "A02BD08",
"display": "bismuth subcitrate, tetracycline and metronidazole"
}, {
"code": "A02BD09",
"display": "lansoprazole, clarithromycin and tinidazole"
}, {
"code": "A02BD10",
"display": "lansoprazole, amoxicillin and levofloxacin"
}, {
"code": "A02BD11",
"display": "pantoprazole, amoxicillin, clarithromycin and metronidazole"
}, {
"code": "A02BD12",
"display": "rabeprazole, amoxicillin and clarithromycin"
}, {
"code": "A02BD13",
"display": "rabeprazole, amoxicillin and metronidazole"
}, {
"code": "A02BD14",
"display": "vonoprazan, amoxicillin and clarithromycin"
}, {
"code": "A02BD15",
"display": "vonoprazan, amoxicillin and metronidazole"
} ],
"display": "Combinations for eradication of Helicobacter pylori"
}, {
"code": "A02BX",
"concept": [ {
"code": "A02BX01",
"display": "carbenoxolone"
}, {
"code": "A02BX02",
"display": "sucralfate"
}, {
"code": "A02BX03",
"display": "pirenzepine"
}, {
"code": "A02BX04",
"display": "methiosulfonium chloride"
}, {
"code": "A02BX05",
"display": "bismuth subcitrate"
}, {
"code": "A02BX06",
"display": "proglumide"
}, {
"code": "A02BX07",
"display": "gefarnate"
}, {
"code": "A02BX08",
"display": "sulglicotide"
}, {
"code": "A02BX09",
"display": "acetoxolone"
}, {
"code": "A02BX10",
"display": "zolimidine"
}, {
"code": "A02BX11",
"display": "troxipide"
}, {
"code": "A02BX12",
"display": "bismuth subnitrate"
}, {
"code": "A02BX13",
"display": "alginic acid"
}, {
"code": "A02BX14",
"display": "rebamipide"
}, {
"code": "A02BX51",
"display": "carbenoxolone, combinations excl. psycholeptics"
}, {
"code": "A02BX71",
"display": "carbenoxolone, combinations with psycholeptics"
}, {
"code": "A02BX77",
"display": "gefarnate, combinations with psycholeptics"
} ],
"display": "Other drugs for peptic ulcer and gastro-oesophageal reflux disease (GORD)"
} ],
"display": "DRUGS FOR PEPTIC ULCER AND GASTRO-OESOPHAGEAL REFLUX DISEASE (GORD)"
}, {
"code": "A02X",
"display": "OTHER DRUGS FOR ACID RELATED DISORDERS"
} ],
"display": "DRUGS FOR ACID RELATED DISORDERS"
}, {
"code": "A03",
"concept": [ {
"code": "A03A",
"concept": [ {
"code": "A03AA",
"concept": [ {
"code": "A03AA01",
"display": "oxyphencyclimine"
}, {
"code": "A03AA03",
"display": "camylofin"
}, {
"code": "A03AA04",
"display": "mebeverine"
}, {
"code": "A03AA05",
"display": "trimebutine"
}, {
"code": "A03AA06",
"display": "rociverine"
}, {
"code": "A03AA07",
"display": "dicycloverine"
}, {
"code": "A03AA08",
"display": "dihexyverine"
}, {
"code": "A03AA09",
"display": "difemerine"
}, {
"code": "A03AA30",
"display": "piperidolate"
} ],
"display": "Synthetic anticholinergics, esters with tertiary amino group"
}, {
"code": "A03AB",
"concept": [ {
"code": "A03AB01",
"display": "benzilone"
}, {
"code": "A03AB02",
"display": "glycopyrronium bromide"
}, {
"code": "A03AB03",
"display": "oxyphenonium"
}, {
"code": "A03AB04",
"display": "penthienate"
}, {
"code": "A03AB05",
"display": "propantheline"
}, {
"code": "A03AB06",
"display": "otilonium bromide"
}, {
"code": "A03AB07",
"display": "methantheline"
}, {
"code": "A03AB08",
"display": "tridihexethyl"
}, {
"code": "A03AB09",
"display": "isopropamide"
}, {
"code": "A03AB10",
"display": "hexocyclium"
}, {
"code": "A03AB11",
"display": "poldine"
}, {
"code": "A03AB12",
"display": "mepenzolate"
}, {
"code": "A03AB13",
"display": "bevonium"
}, {
"code": "A03AB14",
"display": "pipenzolate"
}, {
"code": "A03AB15",
"display": "diphemanil"
}, {
"code": "A03AB16",
"display": "(2-benzhydryloxyethyl)diethyl-methylammonium iodide"
}, {
"code": "A03AB17",
"display": "tiemonium iodide"
}, {
"code": "A03AB18",
"display": "prifinium bromide"
}, {
"code": "A03AB19",
"display": "timepidium bromide"
}, {
"code": "A03AB21",
"display": "fenpiverinium"
}, {
"code": "A03AB53",
"display": "oxyphenonium, combinations"
} ],
"display": "Synthetic anticholinergics, quaternary ammonium compounds"
}, {
"code": "A03AC",
"concept": [ {
"code": "A03AC02",
"display": "dimethylaminopropionylphenothiazine"
}, {
"code": "A03AC04",
"display": "nicofetamide"
}, {
"code": "A03AC05",
"display": "tiropramide"
} ],
"display": "Synthetic antispasmodics, amides with tertiary amines"
}, {
"code": "A03AD",
"concept": [ {
"code": "A03AD01",
"display": "papaverine"
}, {
"code": "A03AD02",
"display": "drotaverine"
}, {
"code": "A03AD30",
"display": "moxaverine"
} ],
"display": "Papaverine and derivatives"
}, {
"code": "A03AE",
"concept": [ {
"code": "A03AE01",
"display": "alosetron"
}, {
"code": "A03AE03",
"display": "cilansetron"
} ],
"display": "Serotonin receptor antagonists"
}, {
"code": "A03AX",
"concept": [ {
"code": "A03AX01",
"display": "fenpiprane"
}, {
"code": "A03AX02",
"display": "diisopromine"
}, {
"code": "A03AX03",
"display": "chlorbenzoxamine"
}, {
"code": "A03AX04",
"display": "pinaverium"
}, {
"code": "A03AX05",
"display": "fenoverine"
}, {
"code": "A03AX06",
"display": "idanpramine"
}, {
"code": "A03AX07",
"display": "proxazole"
}, {
"code": "A03AX08",
"display": "alverine"
}, {
"code": "A03AX09",
"display": "trepibutone"
}, {
"code": "A03AX10",
"display": "isometheptene"
}, {
"code": "A03AX11",
"display": "caroverine"
}, {
"code": "A03AX12",
"display": "phloroglucinol"
}, {
"code": "A03AX13",
"display": "silicones"
}, {
"code": "A03AX14",
"display": "valethamate"
}, {
"code": "A03AX30",
"display": "trimethyldiphenylpropylamine"
}, {
"code": "A03AX58",
"display": "alverine, combinations"
} ],
"display": "Other drugs for functional gastrointestinal disorders"
} ],
"display": "DRUGS FOR FUNCTIONAL GASTROINTESTINAL DISORDERS"
}, {
"code": "A03B",
"concept": [ {
"code": "A03BA",
"concept": [ {
"code": "A03BA01",
"display": "atropine"
}, {
"code": "A03BA03",
"display": "hyoscyamine"
}, {
"code": "A03BA04",
"display": "belladonna total alkaloids"
} ],
"display": "Belladonna alkaloids, tertiary amines"
}, {
"code": "A03BB",
"concept": [ {
"code": "A03BB01",
"display": "butylscopolamine"
}, {
"code": "A03BB02",
"display": "methylatropine"
}, {
"code": "A03BB03",
"display": "methylscopolamine"
}, {
"code": "A03BB04",
"display": "fentonium"
}, {
"code": "A03BB05",
"display": "cimetropium bromide"
}, {
"code": "A03BB06",
"display": "homatropine methylbromide"
} ],
"display": "Belladonna alkaloids, semisynthetic, quaternary ammonium compounds"
} ],
"display": "BELLADONNA AND DERIVATIVES, PLAIN"
}, {
"code": "A03C",
"concept": [ {
"code": "A03CA",
"concept": [ {
"code": "A03CA01",
"display": "isopropamide and psycholeptics"
}, {
"code": "A03CA02",
"display": "clidinium and psycholeptics"
}, {
"code": "A03CA03",
"display": "oxyphencyclimine and psycholeptics"
}, {
"code": "A03CA04",
"display": "otilonium bromide and psycholeptics"
}, {
"code": "A03CA05",
"display": "glycopyrronium bromide and psycholeptics"
}, {
"code": "A03CA06",
"display": "bevonium and psycholeptics"
}, {
"code": "A03CA07",
"display": "ambutonium and psycholeptics"
}, {
"code": "A03CA08",
"display": "diphemanil and psycholeptics"
}, {
"code": "A03CA09",
"display": "pipenzolate and psycholeptics"
}, {
"code": "A03CA30",
"display": "emepronium and psycholeptics"
}, {
"code": "A03CA34",
"display": "propantheline and psycholeptics"
} ],
"display": "Synthetic anticholinergic agents in combination with psycholeptics"
}, {
"code": "A03CB",
"concept": [ {
"code": "A03CB01",
"display": "methylscopolamine and psycholeptics"
}, {
"code": "A03CB02",
"display": "belladonna total alkaloids and psycholeptics"
}, {
"code": "A03CB03",
"display": "atropine and psycholeptics"
}, {
"code": "A03CB04",
"display": "methylhomatropine and psycholeptics"
}, {
"code": "A03CB31",
"display": "hyoscyamine and psycholeptics"
} ],
"display": "Belladonna and derivatives in combination with psycholeptics"
}, {
"code": "A03CC",
"display": "Other antispasmodics in combination with psycholeptics"
} ],
"display": "ANTISPASMODICS IN COMBINATION WITH PSYCHOLEPTICS"
}, {
"code": "A03D",
"concept": [ {
"code": "A03DA",
"concept": [ {
"code": "A03DA01",
"display": "tropenzilone and analgesics"
}, {
"code": "A03DA02",
"display": "pitofenone and analgesics"
}, {
"code": "A03DA03",
"display": "bevonium and analgesics"
}, {
"code": "A03DA04",
"display": "ciclonium and analgesics"
}, {
"code": "A03DA05",
"display": "camylofin and analgesics"
}, {
"code": "A03DA06",
"display": "trospium and analgesics"
}, {
"code": "A03DA07",
"display": "tiemonium iodide and analgesics"
} ],
"display": "Synthetic anticholinergic agents in combination with analgesics"
}, {
"code": "A03DB",
"concept": [ {
"code": "A03DB04",
"display": "butylscopolamine and analgesics"
} ],
"display": "Belladonna and derivatives in combination with analgesics"
}, {
"code": "A03DC",
"display": "Other antispasmodics in combination with analgesics"
} ],
"display": "ANTISPASMODICS IN COMBINATION WITH ANALGESICS"
}, {
"code": "A03E",
"concept": [ {
"code": "A03EA",
"display": "Antispasmodics, psycholeptics and analgesics in combination"
}, {
"code": "A03ED",
"display": "Antispasmodics in combination with other drugs"
} ],
"display": "ANTISPASMODICS AND ANTICHOLINERGICS IN COMBINATION WITH OTHER DRUGS"
}, {
"code": "A03F",
"concept": [ {
"code": "A03FA",
"concept": [ {
"code": "A03FA01",
"display": "metoclopramide"
}, {
"code": "A03FA02",
"display": "cisapride"
}, {
"code": "A03FA03",
"display": "domperidone"
}, {
"code": "A03FA04",
"display": "bromopride"
}, {
"code": "A03FA05",
"display": "alizapride"
}, {
"code": "A03FA06",
"display": "clebopride"
}, {
"code": "A03FA07",
"display": "itopride"
}, {
"code": "A03FA08",
"display": "cinitapride"
}, {
"code": "A03FA09",
"display": "mosapride"
} ],
"display": "Propulsives"
} ],
"display": "PROPULSIVES"
} ],
"display": "DRUGS FOR FUNCTIONAL GASTROINTESTINAL DISORDERS"
}, {
"code": "A04",
"concept": [ {
"code": "A04A",
"concept": [ {
"code": "A04AA",
"concept": [ {
"code": "A04AA01",
"display": "ondansetron"
}, {
"code": "A04AA02",
"display": "granisetron"
}, {
"code": "A04AA03",
"display": "tropisetron"
}, {
"code": "A04AA04",
"display": "dolasetron"
}, {
"code": "A04AA05",
"display": "palonosetron"
}, {
"code": "A04AA55",
"display": "palonosetron, combinations"
} ],
"display": "Serotonin (5HT3) antagonists"
}, {
"code": "A04AD",
"concept": [ {
"code": "A04AD01",
"display": "scopolamine"
}, {
"code": "A04AD02",
"display": "cerium oxalate"
}, {
"code": "A04AD04",
"display": "chlorobutanol"
}, {
"code": "A04AD05",
"display": "metopimazine"
}, {
"code": "A04AD10",
"display": "dronabinol"
}, {
"code": "A04AD11",
"display": "nabilone"
}, {
"code": "A04AD12",
"display": "aprepitant"
}, {
"code": "A04AD13",
"display": "casopitant"
}, {
"code": "A04AD14",
"display": "rolapitant"
}, {
"code": "A04AD51",
"display": "scopolamine, combinations"
}, {
"code": "A04AD54",
"display": "chlorobutanol, combinations"
} ],
"display": "Other antiemetics"
} ],
"display": "ANTIEMETICS AND ANTINAUSEANTS"
} ],
"display": "ANTIEMETICS AND ANTINAUSEANTS"
} ],
"display": "ALIMENTARY TRACT AND METABOLISM"
}, {
"code": "B",
"display": "BLOOD AND BLOOD FORMING ORGANS"
}, {
"code": "C",
"concept": [ {
"code": "C10",
"concept": [ {
"code": "C10A",
"concept": [ {
"code": "C10AA",
"concept": [ {
"code": "C10AA01",
"display": "simvastatin"
} ],
"display": "HMG CoA reductase inhibitors"
} ],
"display": "LIPID MODIFYING AGENTS, PLAIN"
} ],
"display": "LIPID MODIFYING AGENTS"
} ],
"display": "CARDIOVASCULAR SYSTEM"
}, {
"code": "D",
"display": "DERMATOLOGICALS"
}, {
"code": "G",
"concept": [ {
"code": "G02",
"concept": [ {
"code": "G02C",
"concept": [ {
"code": "G02CX",
"concept": [ {
"code": "G02CX04",
"display": "Cimicifugae rhizoma"
} ],
"display": "Other gynecologicals"
} ],
"display": "OTHER GYNECOLOGICALS"
} ],
"display": "OTHER GYNECOLOGICALS"
} ],
"display": "GENITO URINARY SYSTEM AND SEX HORMONES"
}, {
"code": "H",
"display": "SYSTEMIC HORMONAL PREPARATIONS, EXCL. SEX HORMONES AND INSULINS"
}, {
"code": "J",
"concept": [ {
"code": "J07",
"concept": [ {
"code": "J07C",
"concept": [ {
"code": "J07CA",
"concept": [ {
"code": "J07CA02",
"display": "diphtheria-pertussis-poliomyelitis-tetanus"
} ],
"display": "Bacterial and viral vaccines, combined"
} ],
"display": "BACTERIAL AND VIRAL VACCINES, COMBINED"
} ],
"display": "VACCINES"
} ],
"display": "ANTIINFECTIVES FOR SYSTEMIC USE"
}, {
"code": "L",
"concept": [ {
"code": "L02",
"concept": [ {
"code": "L02B",
"concept": [ {
"code": "L02BG",
"concept": [ {
"code": "L02BG03",
"display": "anastrozole"
} ],
"display": "Aromatase inhibitors"
} ],
"display": "HORMONE ANTAGONISTS AND RELATED AGENTS"
} ],
"display": "ENDOCRINE THERAPY"
} ],
"display": "ANTINEOPLASTIC AND IMMUNOMODULATING AGENTS"
}, {
"code": "M",
"display": "MUSCULO-SKELETAL SYSTEM"
}, {
"code": "N",
"concept": [ {
"code": "N02",
"concept": [ {
"code": "N02A",
"concept": [ {
"code": "N02AA",
"concept": [ {
"code": "N02AA01",
"display": "morphine"
}, {
"code": "N02AA02",
"display": "opium"
}, {
"code": "N02AA03",
"display": "hydromorphone"
}, {
"code": "N02AA04",
"display": "nicomorphine"
}, {
"code": "N02AA05",
"display": "oxycodone"
}, {
"code": "N02AA08",
"display": "dihydrocodeine"
}, {
"code": "N02AA10",
"display": "papaveretum"
}, {
"code": "N02AA51",
"display": "morphine, combinations"
}, {
"code": "N02AA53",
"display": "hydromorphone and naloxone"
}, {
"code": "N02AA55",
"display": "oxycodone and naloxone"
}, {
"code": "N02AA56",
"display": "oxycodone and naltrexone"
}, {
"code": "N02AA58",
"display": "dihydrocodeine, combinations"
}, {
"code": "N02AA59",
"display": "codeine, combinations excl. psycholeptics"
}, {
"code": "N02AA79",
"display": "codeine, combinations with psycholeptics"
} ],
"display": "Natural opium alkaloids"
} ],
"display": "OPIOIDS"
} ],
"display": "ANALGESICS"
}, {
"code": "N03",
"concept": [ {
"code": "N03A",
"concept": [ {
"code": "N03AA",
"concept": [ {
"code": "N03AA01",
"display": "methylphenobarbital"
}, {
"code": "N03AA02",
"display": "phenobarbital"
}, {
"code": "N03AA03",
"display": "primidone"
}, {
"code": "N03AA04",
"display": "barbexaclone"
}, {
"code": "N03AA30",
"display": "metharbital"
} ],
"display": "Barbiturates and derivatives"
} ],
"display": "ANTIEPILEPTICS"
} ],
"display": "ANTIEPILEPTICS"
} ],
"display": "NERVOUS SYSTEM"
}, {
"code": "P",
"display": "ANTIPARASITIC PRODUCTS, INSECTICIDES AND REPELLENTS"
}, {
"code": "R",
"display": "RESPIRATORY SYSTEM"
}, {
"code": "S",
"display": "SENSORY ORGANS"
}, {
"code": "V",
"display": "VARIOUS"
} ],
"version": "January 2020",
"contact": [ {
"name": "WHO Collaborating Centre for Drug Statistics Methodology - Norwegian Institute of Public Health",
"telecom": [ {
"value": "http://www.whocc.no/",
"system": "url"
} ]
} ]
}