ICD-11 MMS

06 Mental, behavioural or neurodevelopmental disorders

Disorders due to substance use or addictive behaviours  (6C40-6C5Z)

Disorders due to substance use  (6C40-6C4Z)

6C4F Disorders due to use of multiple specified psychoactive substances, including medications

Harmful pattern of use of multiple specified psychoactive substances

International Classification of Diseases for Mortality and Morbidity Statistics, 11th Revision, v2024-01


A pattern of use of multiple specified psychoactive substances or medications that are not included in the other substance classes specifically identified under Disorders Due to Substance Use 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 substance use is evident over a period of at least 12 months if use is episodic or at least one month if use is continuous (i.e., daily or almost daily). Harm to health of the individual occurs due to one or more of the following: (1) behaviour related to multiple substance intoxication or psychoactive medication use; (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 multiple substance intoxication or psychoactive medication use on the part of the person to whom the diagnosis of Harmful pattern of use of multiple specified psychoactive substances applies.

exclusions

sections/codes in this section (6C4F.1-6C4F.1)

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