ICD-11 · 6C49.1

Harmful pattern of use of hallucinogens

A pattern of use of hallucinogens that has caused damage to a person’s physical or mental health or has resulted in behavior leading to harm to the health of others. The pattern of hallucinogen 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 (i.e., daily or almost daily). Harm to health of the individual occurs due to one or more of the following: (1) behavior 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 behavior related to hallucinogen intoxication on the part of the person to whom the diagnosis of Harmful pattern of use of hallucinogens applies.

ICD-11 diagnostic criteria

How to recognise

In the ICD-11 framework, the core symptoms taken into account when recognising Harmful pattern of use of hallucinogens are:

Differential diagnosis

When diagnosing Harmful pattern of use of hallucinogens, the following ICD-11 disorders should be considered in the differential diagnosis:

Frequently asked questions

How is Harmful pattern of use of hallucinogens diagnosed according to ICD-11?

According to ICD-11, the diagnostic criteria for Harmful pattern of use of hallucinogens (6C49.1) include: epizodyczne używanie przez ≥12 miesięcy lub ciągłe ≥1 miesiąc; szkoda zdrowotna u osoby lub innych.

What disorders are in the differential diagnosis of Harmful pattern of use of hallucinogens?

The differential diagnosis of Harmful pattern of use of hallucinogens (6C49.1) includes: Uzależnienie od halucynogenów (6C49.2), Epizod szkodliwego używania halucynogenów (6C49.0), Uzależnienie od halucynogenów, obecne używanie (6C49.20), Uzależnienie od halucynogenów, wczesna pełna remisja (6C49.21), Uzależnienie od halucynogenów, utrzymująca pełna remisja (6C49.22), Uzależnienie od halucynogenów, trwała pełna remisja (6C49.23), Uzależnienie od halucynogenów, nieokreślone (6C49.2Z).

WHO ICD-11 source

View this entry in the official WHO ICD-11 browser: 6C49.1 – WHO ICD-11

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Source: WHO ICD-11 (chapter 6 – Mental, behavioral and neurodevelopmental disorders). Used under CC BY-ND 3.0 IGO. ICD Diagnostica is not affiliated with or endorsed by WHO. Informational use only – does not replace clinical judgment.