T40Poisoning by narcotics and psychodysleptics [hallucinogens]
Code usage status
Primary diagnosis
Select a more specific code
Apply only when it matches the confirmed diagnosis and the documented clinical record.
Specificity
Do not use T40 directly
Use the most specific code supported by the record.
- Official Vietnamese name
- Ngộ độc chất ma túy và/hoặc chất gây ảo giác
- Additional WHO coding guidance
- Excl.: intoxication meaning inebriation (F10-F19)
Related T40 codes
T40.0
Primary diagnosis candidate
Opium
T40.1
Primary diagnosis candidate
Heroin
T40.2
Primary diagnosis candidate
Other opioids
T40.3
Primary diagnosis candidate
Methadone
T40.4
Primary diagnosis candidate
Other synthetic narcotics
T40.5
Primary diagnosis candidate
Cocaine
T40.6
Primary diagnosis candidate
Other and unspecified narcotics
T40.7
Primary diagnosis candidate
Cannabis (derivatives)
T40.8
Primary diagnosis candidate
Lysergide [LSD]
T40.9
Primary diagnosis candidate
Other and unspecified psychodysleptics [hallucinogens]
Clinical record checklist
View coding guide →- Confirm that the code matches the final documented diagnosis.
- Use one primary-diagnosis code and record only relevant additional conditions.
- Review Ministry indicators, inclusions, exclusions and notes.
- Do not infer a diagnosis beyond the clinical record.
2026 regulatory basis
Indicators are taken from columns 24–29 of the classification accompanying Circular 06/2026/TT-BYT, cross-referenced with Decision 1849/QĐ-BYT and Official Dispatch 4059/BYT-BH.
