World Health Organization · 2026-01 · English
XM4S22 Other opioid analgesics, natural, synthetic and semi-synthetic
Official WHO ICD-11 MMS tabulation. This international classification is separate from US ICD-10-CM. For complete instructions and postcoordination, consult the WHO browser.
More specific codes
XM02X7EtorphineXM04Z5PhenadoxoneXM09H6TilidineXM09R6Morphinan derivativesXM0GS3MeperidineXM0GU8DrotebanolXM0K66PhenoperidineXM13Q9DezocineXM1G85OliceridineXM1K75DifencloxazineXM1QE0Benzomorphan derivativesXM1R71LevorphanolXM2542PhenazocineXM25Z3TapentadolXM30T6ProdineXM35C1HeptalginXM39L3ProfadolXM3E08PropoxypheneXM3PK7AcetorphineXM40T9MeptazinolXM4EW3EptazocineXM4P40LevopropoxypheneXM5F21Levo-dromoranXM5UK3ViminolXM6625RacemoramideXM6C31Cough mixture containing opiatesXM6CK0EthoheptazineXM72D5PipadoneXM7KC0TramadolXM7S23OpioidXM7VK6Loperamide oxideXM81P5DromoranXM8286Diphenylpropylamine derivativesXM86N4LoperamideXM8804ThebaineXM8MP5NisentilXM8PP7Narcotic syntheticXM8ZF5DextrorphanXM9907Antitussive opiateXM9AZ5PromedolXM9B34PhenomorphanXM9NL3Phenylpiperidine derivativesXM9SW6DipipanoneXM9Y28DiphenoxylateXM9Z94Buprenorphine© World Health Organization · CC BY-ND 3.0 IGO