6C4C.4

ICD-11 MMS 2026-01

MDMA or related drug withdrawal, including MDA

Description

MDMA or related drug withdrawal, including MDA is a clinically significant cluster of symptoms, behaviours and/or physiological features, varying in degree of severity and duration, that occurs upon cessation or reduction of use of MDMA or related drugs in individuals who have developed MDMA or related drug dependence or have used MDMA or related drugs for a prolonged period or in large amounts. Presenting features of MDMA or related drug withdrawal may include fatigue, lethargy, hypersomnia or insomnia, depressed mood, anxiety, irritability, craving, difficulty in concentrating, and appetite disturbance.

Index terms

  • MDMA or related drug withdrawal, including MDA

Exclusions from above levels

  • QE11.6 – Hazardous use of MDMA or related drugs
  • QE62 – Uncomplicated bereavement
  • QE84 – Acute stress reaction

Sibling codes

  • 6C4C.0 – Episode of harmful use of MDMA or related drugs, including MDA
  • 6C4C.1 – Harmful pattern of use of MDMA or related drugs, including MDA
  • 6C4C.2 – MDMA or related drug dependence, including MDA
  • 6C4C.3 – MDMA or related drug intoxication, including MDA
  • 6C4C.5 – MDMA or related drug-induced delirium, including MDA
  • 6C4C.6 – MDMA or related drug-induced psychotic disorder, including MDA
  • 6C4C.7 – Certain specified MDMA or related drug-induced mental or behavioural disorders, including MDA
  • 6C4C.Y – Other specified disorders due to use of methylene-dioxymethamphetamine [MDMA] or related drugs, including methylene-dioxyamphetamine [MDA]
  • 6C4C.Z – Disorders due to use of methylene-dioxymethamphetamine [MDMA] or related drugs, including methylene-dioxyamphetamine [MDA], unspecified

Foundation entity

MDMA or related drug withdrawal, including MDA – http://id.who.int/icd/entity/1791864244

Allowed postcoordination axes

Part of: 6C4C: Disorders due to use of methylene-dioxymethamphetamine [MDMA] or related drugs, including methylene-dioxyamphetamine [MDA] › 06: Mental, behavioural or neurodevelopmental disorders