T38.4Oral contraceptives Multiple- and single-
Code usage status
Primary diagnosis
May be used as the primary diagnosis
Apply only when it matches the confirmed diagnosis and the documented clinical record.
Specificity
Complete code in the classification
Use when the diagnosis matches and no exclusion applies.
- Official Vietnamese name
- Ngộ độc thuốc tránh thai đường uống
- Additional WHO coding guidance
- ingredient preparations
Related T38 codes
T38
Poisoning by hormones and their synthetic substitutes and antagonists, not elsewhere classified
T38.0
Primary diagnosis candidate
Glucocorticoids and synthetic analogues
T38.1
Primary diagnosis candidate
Thyroid hormones and substitutes
T38.2
Primary diagnosis candidate
Antithyroid drugs
T38.3
Primary diagnosis candidate
Insulin and oral hypoglycaemic [antidiabetic] drugs
T38.5
Primary diagnosis candidate
Other estrogens and progestogens
T38.6
Primary diagnosis candidate
Antigonadotrophins , antiestrogens, antiandrogens, not elsewhere classified
T38.7
Primary diagnosis candidate
Androgens and anabolic congeners
T38.8
Primary diagnosis candidate
Other and unspecified hormones and their synthetic substitutes
T38.9
Primary diagnosis candidate
Other and unspecified hormone antagonists
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.
