6C46.1ICD-11 MMS 2026-01
Harmful pattern of use of stimulants including amphetamines, methamphetamine or methcathinone
Description
A pattern of use of stimulants including amphetamines, methamphetamine and methcathinone but excluding caffeine, cocaine and synthetic cathinones that has caused damage to a person’s physical or mental health or has resulted in behaviour leading to harm to the health of others. The pattern of stimulant use is evident over a period of at least 12 months if substance use is episodic or at least one month if use is continuous. Harm to health of the individual occurs due to one or more of the following: (1) behaviour related to intoxication; (2) direct or secondary toxic effects on body organs and systems; or (3) a harmful route of administration. Harm to health of others includes any form of physical harm, including trauma, or mental disorder that is directly attributable to behaviour related to stimulant intoxication on the part of the person to whom the diagnosis of Harmful pattern of use of stimulants including amphetamines, methamphetamine and methcathinone applies.
Excludes
6C45.1– Harmful pattern of use of cocaine6C46.0– Episode of harmful use of stimulants including amphetamines, methamphetamine or methcathinone6C46.2– Stimulant dependence including amphetamines, methamphetamine or methcathinone6C47.1– Harmful pattern of use of synthetic cathinones6C48.1– Harmful pattern of use of caffeine
Exclusions from above levels
Child codes
6C46.10– Harmful pattern of use of stimulants including amphetamines, methamphetamine or methcathinone, episodic6C46.11– Harmful pattern of use of stimulants including amphetamines, methamphetamine or methcathinone, continuous6C46.1Z– Harmful pattern of use of stimulants including amphetamines, methamphetamine and methcathinone, unspecified
Sibling codes
6C46.0– Episode of harmful use of stimulants including amphetamines, methamphetamine or methcathinone6C46.2– Stimulant dependence including amphetamines, methamphetamine or methcathinone6C46.3– Stimulant intoxication including amphetamines, methamphetamine or methcathinone6C46.4– Stimulant withdrawal including amphetamines, methamphetamine or methcathinone6C46.5– Stimulant-induced delirium including amphetamines, methamphetamine or methcathinone6C46.6– Stimulant-induced psychotic disorder including amphetamines, methamphetamine or methcathinone6C46.7– Certain specified stimulant-induced mental or behavioural disorders including amphetamines, methamphetamine or methcathinone6C46.Y– Other specified disorders due to use of stimulants including amphetamines, methamphetamine or methcathinone6C46.Z– Disorders due to use of stimulants including amphetamines, methamphetamine or methcathinone, unspecified
Foundation entity
Harmful pattern of use of stimulants including amphetamines, methamphetamine or methcathinone – http://id.who.int/icd/entity/211765524
Allowed postcoordination axes
Part of: 6C46: Disorders due to use of stimulants including amphetamines, methamphetamine or methcathinone › 06: Mental, behavioural or neurodevelopmental disorders