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Chapters ENES DE

XExtension Codes
Substances
XM6S30Medicaments
XM1950Agents primarily acting on smooth and skeletal muscles or the respiratory system

block

Muscle relaxants

22 subordinate codes

XM8SY4Muscle relaxants, peripherally acting
XM9YY8Muscle relaxants, centrally acting
XM3V06Aclatonium napadisilate
XM9RW1Anesthesia muscle relaxation
XM5GC4Atracurium besilate
XM8PU1Carbolonium (bromide)
XM7DG2Decamethonium bromide
XM6XS1Dimethyltubocurarinium chloride
XM8A87Flaxedil
XM9QC2Hexafluorenium bromide
XM9WH2Hexanuorenium
XM82Z5Hexcarbacholine bromide
XM3676Laudexium
XM3RJ7Methocarbamol skeletal muscle relaxant
XM4W78Muscle affecting agents relaxants skeletal
XM3SC6Myoneural blocking agents
XM2UG5Neuromuscular blocking drug
XM8QC2Skeletal muscle relaxants
XM91M0Spasmolytic skeletal muscle
XM7142Suxethonium chloride
XM9502Woorali
XM5ZN8Dantrolene

Nearby in Agents primarily acting on smooth and skeletal muscles or the respiratory system

Oxytocic drugs
Other drugs acting on muscles
XM9P78Drugs for obstructive airway diseases
Expectorants and mucolytics
Antitussives
XM4J58Antihistamines
Respiratory stimulants
XM04S2Other respiratory system products

PreviousOxytocic drugs NextOther drugs acting on muscles

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
XM3973Agents primarily affecting the cardiovascular system
XM6CH2Drugs primarily affecting the autonomic nervous system
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
14 more
Oxytocic drugs
Muscle relaxants
Other drugs acting on muscles
XM9P78Drugs for obstructive airway diseases
Expectorants and mucolytics
Antitussives
XM4J58Antihistamines
Respiratory stimulants
XM04S2Other respiratory system products
XM8SY4Muscle relaxants, peripherally acting
XM9YY8Muscle relaxants, centrally acting
XM3V06Aclatonium napadisilate
XM9RW1Anesthesia muscle relaxation
XM5GC4Atracurium besilate
XM8PU1Carbolonium (bromide)
XM7DG2Decamethonium bromide
XM6XS1Dimethyltubocurarinium chloride
XM8A87Flaxedil
XM9QC2Hexafluorenium bromide
XM9WH2Hexanuorenium
XM82Z5Hexcarbacholine bromide
XM3676Laudexium
XM3RJ7Methocarbamol skeletal muscle relaxant
XM4W78Muscle affecting agents relaxants skeletal
XM3SC6Myoneural blocking agents
XM2UG5Neuromuscular blocking drug
XM8QC2Skeletal muscle relaxants
XM91M0Spasmolytic skeletal muscle
XM7142Suxethonium chloride
XM9502Woorali
XM5ZN8Dantrolene

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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