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Chapters ENES DE

XExtension Codes
Substances
XM6S30Medicaments
XM3MU3Agents primarily affecting the gastrointestinal system
XM2N85Drugs for functional gastrointestinal disorders

XM27M9 category

Isometheptene

Also indexed as

Isometheptene

Nearby in Drugs for functional gastrointestinal disorders

XM4S40Serotonin receptor antagonists
XM2493Diisopromine
XM30Q8Chlorbenzoxamine
XM2GC8Pinaverium
XM3CZ9Fenoverine
XM5RS2Alverine
XM6UH6Migalstat
XM49K4Fenpiprane

PreviousXM5RS2 — Alverine NextXM6UH6 — Migalstat

Browse ICD-11

01Certain infectious or parasitic diseases
02Neoplasms
03Diseases of the blood or blood-forming organs
04Diseases of the immune system
05Endocrine, nutritional or metabolic diseases
06Mental, behavioural or neurodevelopmental disorders
07Sleep-wake disorders
08Diseases of the nervous system
09Diseases of the visual system
10Diseases of the ear or mastoid process
11Diseases of the circulatory system
12Diseases of the respiratory system
13Diseases of the digestive system
14Diseases of the skin
15Diseases of the musculoskeletal system or connective tissue
16Diseases of the genitourinary system
17Conditions related to sexual health
18Pregnancy, childbirth or the puerperium
19Certain conditions originating in the perinatal period
20Developmental anomalies
21Symptoms, signs or clinical findings, not elsewhere classified
22Injury, poisoning or certain other consequences of external causes
23External causes of morbidity or mortality
24Factors influencing health status or contact with health services
25Codes for special purposes
26Supplementary Chapter Traditional Medicine Conditions
VSupplementary section for functioning assessment
XExtension Codes
Histopathology
Dimensions of injury
Dimensions of external causes
Consciousness
Substances
Diagnosis code descriptors
Capacity or context
Health Devices, Equipment and Supplies
Extension codes of particular relevance to skin diseases
5 more
XM6S30Medicaments
XM9N55Substances, chiefly nonmedicinal
Allergens
XM3MU3Agents primarily affecting the gastrointestinal system
XM6WT8Agents primarily affecting blood constituents or immune system
XM3KY1Agents affecting genitourinary system, sex or anabolic hormones
XM26S4Hormones and their synthetic substitutes or antagonists, not elsewhere classified
XM9W63Agents affecting bones, joints or other connective tissue, not elsewhere classified
XM4TG8Agents primarily affecting water and nutrition-balance or metabolism
XM3973Agents primarily affecting the cardiovascular system
XM6CH2Drugs primarily affecting the autonomic nervous system
XM7YD4Drugs used in addictive disorders
14 more
XM1349Antacids
XM6T63Gastric acid secretion suppressants
XM8DE3Other drugs for peptic ulcer and gastro-oesophageal reflux disease
XM1364Fixed Combinations for Helicobacter pylori eradication
XM2N85Drugs for functional gastrointestinal disorders
XM0597Antidiarrhoeal drugs
XM08U8Digestants
XM1JV7Antinauseants, antiemetics and emetics
XM6661Other agents primarily affecting gastrointestinal system
6 more
XM4S40Serotonin receptor antagonists
XM2493Diisopromine
XM30Q8Chlorbenzoxamine
XM2GC8Pinaverium
XM3CZ9Fenoverine
XM5RS2Alverine
XM27M9Isometheptene
XM6UH6Migalstat
XM49K4Fenpiprane
XM7F16Idanpramine
XM8N97Proxazole
XM2SK3Trepibutone
XM3R36Caroverine
XM66E5Phloroglucinol
XM7ZC5Trimethyldiphenylpropylamine
1 more

International Classification of Diseases, Eleventh Revision (ICD-11), World Health Organization (WHO) 2019/2021, https://icd.who.int/browse11. Licensed under Creative Commons Attribution-NoDerivatives 3.0 IGO (CC BY-ND 3.0 IGO).

Release 2026-01. View this entity in the official WHO ICD-11 browser.

This page reproduces WHO classification content for reference. It is not medical advice and must not be used to diagnose or treat. For coding decisions, consult the official release and your national coding guidelines.

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