6C4D.0

ICD-11 MMS 2026-01

Episode of harmful use of dissociative drugs including ketamine or PCP

Description

An episode of use of a dissociative drug, including Ketamine and PCP, 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. 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 due to intoxication with a dissociative drug, including Ketamine and PCP, on the part of the person to whom the diagnosis of single episode of harmful use applies. This diagnosis should not be made if the harm is attributed to a known pattern of use of dissociative drugs, including Ketamine and PCP.

Index terms

  • Episode of harmful use of dissociative drugs including ketamine or PCP

Excludes

  • 6C4D.1 – Harmful pattern of use of dissociative drugs, including ketamine or PCP
  • 6C4D.2 – Dissociative drug dependence including ketamine or PCP

Exclusions from above levels

  • QE11.7 – Hazardous use of dissociative drugs including ketamine or PCP
  • QE62 – Uncomplicated bereavement
  • QE84 – Acute stress reaction

Sibling codes

  • 6C4D.1 – Harmful pattern of use of dissociative drugs, including ketamine or PCP
  • 6C4D.2 – Dissociative drug dependence including ketamine or PCP
  • 6C4D.3 – Dissociative drug intoxication including Ketamine or PCP
  • 6C4D.4 – Dissociative drug-induced delirium including ketamine or PCP
  • 6C4D.5 – Dissociative drug-induced psychotic disorder including ketamine or PCP
  • 6C4D.6 – Certain specified dissociative drug-induced mental or behavioural disorders, including ketamine or phencyclidine (PCP)
  • 6C4D.Y – Other specified disorders due to use of dissociative drugs including ketamine or phencyclidine (PCP)
  • 6C4D.Z – Disorders due to use of dissociative drugs including ketamine or phencyclidine (PCP), unspecified

Foundation entity

Episode of harmful use of dissociative drugs including ketamine or PCP – http://id.who.int/icd/entity/706633269

Allowed postcoordination axes

Part of: 6C4D: Disorders due to use of dissociative drugs including ketamine or phencyclidine (PCP) › 06: Mental, behavioural or neurodevelopmental disorders