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Chapters ENES DE

XExtension Codes
Substances
XM6S30Medicaments
XM7452Antiepileptics or antiparkinsonism drugs
XM63D6Antiepileptics
Hydantoin derivatives

XM55H4 category

Anticonvulsant hydantoin

Also indexed as

Anticonvulsant hydantoin

Nearby in Hydantoin derivatives

XM52B4Albutoin
XM9QF8Amino(diphenylhydantoin) valeric acid
XM08H9Dilantin
XM45R0Epanutin
XM8MV0Ethotoin
XM4A36Mephenytoin
XM02E9Metetoin
XM0RY4Phenytoin

PreviousXM9QF8 — Amino(diphenylhydantoin) valeric acid NextXM08H9 — Dilantin

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
XM1950Agents primarily acting on smooth and skeletal muscles or the respiratory system
XM5MU9Systemic antibiotics, anti-infectives or antiparasitics
XM0QJ8Neuroprotective agents, not elsewhere classified
XM7BA9Analgesics, antipyretics or anti-inflammatory drugs
XM7452Antiepileptics or antiparkinsonism drugs
XM0HK5Antipsychotics [neuroleptics]
XM4G94Antidepressants
XM98Y0Cannabinoids or hallucinogens
XM9NV2Opioids
14 more
XM63D6Antiepileptics
XM9G63Antiparkinson drugs
Hydantoin derivatives
XM4DR6Oxazolidine derivatives
XM4521Fatty acid derivatives
XM3C23Succinimide derivatives
XM9GA9Other antiepileptics
XM70W8Carboxamide derivatives
XM2909Clonazepam
XM52B4Albutoin
XM9QF8Amino(diphenylhydantoin) valeric acid
XM55H4Anticonvulsant hydantoin
XM08H9Dilantin
XM45R0Epanutin
XM8MV0Ethotoin
XM4A36Mephenytoin
XM02E9Metetoin
XM0RY4Phenytoin

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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