Skip to content

Chapters ENES DE

XExtension Codes
Substances
XM6S30Medicaments
XM0QJ8Neuroprotective agents, not elsewhere classified

XM3BR4 category

Memantine

Also indexed as

MemantineNamenda

Nearby in Neuroprotective agents, not elsewhere classified

XM9DZ4Tetrabenazine
XM1CG4Ginkgo folium
XM9VG8Tirilazad
XM9Z74Riluzole
XM4ER7Xaliproden
XM5PS1Fampridine
XM2AL2Tafamidis
XM1LU9Laquinimod

PreviousXM9DZ4 — Tetrabenazine NextXM1CG4 — Ginkgo folium

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
XM7YD4Drugs used in addictive disorders
XM8014Antivertigo and motion sickness preparations
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
14 more
XM9DZ4Tetrabenazine
XM3BR4Memantine
XM1CG4Ginkgo folium
XM9VG8Tirilazad
XM9Z74Riluzole
XM4ER7Xaliproden
XM5PS1Fampridine
XM2AL2Tafamidis
XM1LU9Laquinimod
XM3QR7Pitolisant
XM3FT2Patisiran
XM1KZ8Edaravone
XM7DT3Inotersen
XM8MX8Valbenazine
XM87M0Aducanumab
2 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.

About · Data & methodology · Privacy · Contact