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Chapters ENES DE

XExtension Codes
Substances
XM9N55Substances, chiefly nonmedicinal
XM56R6Chemical compounds not elsewhere classified

XM16M4 category

Sodium barbiturate

Also indexed as

Sodium barbiturate

Nearby in Chemical compounds not elsewhere classified

XM87D3Chromium sesquioxide
XM83G3Borate buffer
XM1FY5Cyclamate
XM7CN5Saccharin
XM5567Sodium propyl hydroxybenzoate
XM6DJ2Iminostilbene

PreviousXM5567 — Sodium propyl hydroxybenzoate NextXM6DJ2 — Iminostilbene

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
XM90U0Triphenyl phosphate
XM3FJ3Vinyl acetate
XM6A87Vinyl bromide
XM06T5Adhesive, not elsewhere classified
XM56R6Chemical compounds not elsewhere classified
XM8AA8Chemicals used as process regulators
XM1MM9Cleaning agent, not elsewhere classified
XM7EJ0Food additives not elsewhere classified
XM36M0Organic compounds not elsewhere classified
41 more
XM87D3Chromium sesquioxide
XM83G3Borate buffer
XM1FY5Cyclamate
XM7CN5Saccharin
XM5567Sodium propyl hydroxybenzoate
XM16M4Sodium barbiturate
XM6DJ2Iminostilbene

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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