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ICD-10 diagnosis code

T42.3 Poisoning: Barbiturates

This page in Swedish

T42.3 is the ICD-10 code for Poisoning: Barbiturates. It is a four-character subcategory of T42 (Poisoning by antiepileptic, sedative-hypnotic and antiparkinsonism drugs), the most specific level in the WHO edition. It belongs to the block T36–T50 (Poisoning by drugs, medicaments and biological substances) in Chapter XIX, Injury, poisoning and certain other consequences of external causes.

Code type
Subcategory (4 characters)
Chapter
XIX · S00–T98
Classification
WHO ICD-10, 2019 version

What T42.3 excludes

Conditions that look similar but belong under another code.

T42.3 in national editions

Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.

SwedenICD-10-SE

T42.3Barbiturater

DenmarkICD-10-DK

DT423Forgiftning med barbituratderivat

GermanyICD-10-GM

T42.3Barbiturate

FranceICD-10-FR

T42.3Barbituriques

NetherlandsICD-10-NL

T42.3barbituraten

United StatesICD-10-CM

Listed through more specific codes:

  • T42.3X1APoisoning by barbiturates, accidental (unintentional), initial encounter
  • T42.3X1DPoisoning by barbiturates, accidental (unintentional), subsequent encounter
  • T42.3X1SPoisoning by barbiturates, accidental (unintentional), sequela
  • T42.3X2APoisoning by barbiturates, intentional self-harm, initial encounter
  • T42.3X2DPoisoning by barbiturates, intentional self-harm, subsequent encounter
  • T42.3X2SPoisoning by barbiturates, intentional self-harm, sequela
  • T42.3X3APoisoning by barbiturates, assault, initial encounter
  • T42.3X3DPoisoning by barbiturates, assault, subsequent encounter
  • and 10 more national subcodes

Based on the World Health Organization’s International Statistical Classification of Diseases and Related Health Problems, 10th revision (ICD-10), 2019 version, and the national editions published by each country’s health authority. This page is a reference, not coding advice; follow your national coding rules when you report.

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