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Chapters ENES DE

XExtension Codes
Substances
XM6S30Medicaments
XM3973Agents primarily affecting the cardiovascular system
Vasodilators used in cardiac diseases

XM1VC4 category

Octyl nitrite

Also indexed as

Octyl nitrite

Nearby in Vasodilators used in cardiac diseases

XM2856Organic nitrates
XM6801Amikhelline
XM5QW3Bendazol
XM3K91Benziodarone
XM38C7Carbocromen
XM38U6Coronary vasodilator
XM0SG8Cromonar
XM0MW9Diisopropylamine

PreviousXM4J35 — Nitrous ether spirit NextXM0A82 — Organonitrate

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
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
XM8014Antivertigo and motion sickness preparations
XM1950Agents primarily acting on smooth and skeletal muscles or the respiratory system
14 more
Calcium-channel blockers
Cardiac stimulants
Antiarrhythmics
Other antihypertensive drugs
Vasodilators used in cardiac diseases
Peripheral vasodilators
Other agents primarily affecting the cardiovascular system
Vasoprotectives
Beta blocking agents
2 more
XM9PV4Khellin
XM39T6Khelloside
XM30P9Mannitol hexanitrate
XM5720Molsidomine
XM7HW6Nicorandil
XM5YX5Nitrite, amyl (medicinal) (vapor)
XM4J35Nitrous ether spirit
XM1VC4Octyl nitrite
XM0A82Organonitrate
XM5YA6Oxyfedrine
XM2N57Pentaerythritol
XM3VX9Pentrinat
XM7F31Perhexiline
XM7FE6Piridoxilate
XM4K89Prenylamine
32 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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