F16Mental and behavioural disorders due to use of 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 F16 directly
Use the most specific code supported by the record.
- Chapter V
- Mental and behavioural disorders
- Official Vietnamese name
- Rối loạn tâm thần và/hoặc hành vi do sử dụng chất gây ảo giác
- Additional WHO coding guidance
- [See before F10 for subdivisions]
Related F16 codes
F16.0
Primary diagnosis candidate
Mental and behavioural disorders due to use of hallucinogens, acute intoxication
F16.1
Primary diagnosis candidate
Mental and behavioural disorders due to use of hallucinogens, harmful use
F16.2
Primary diagnosis candidate
Mental and behavioural disorders due to use of hallucinogens, dependence syndrome
F16.3
Primary diagnosis candidate
Mental and behavioural disorders due to use of hallucinogens, withdrawal state
F16.4
Primary diagnosis candidate
Mental and behavioural disorders due to use of hallucinogens, withdrawal state with delirium
F16.5
Primary diagnosis candidate
Mental and behavioural disorders due to use of hallucinogens, psychotic disorder
F16.6
Primary diagnosis candidate
Mental and behavioural disorders due to use of hallucinogens, amnesic syndrome
F16.7
Primary diagnosis candidate
Mental and behavioural disorders due to use of hallucinogens, residual and late- onset psychotic disorder
F16.8
Primary diagnosis candidate
Mental and behavioural disorders due to use of hallucinogens, other mental and behavioural disorders
F16.9
Primary diagnosis candidate
Mental and behavioural disorders due to use of hallucinogens, unspecified mental and behavioural disorder
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.
