Answer
All herbal products should be checked with the HIV team. St John's wort must not be taken because it can lower nevirapine concentrations and reduce treatment effectiveness.
Sources for this answer
- Nevirapine 200mg Tablets — Current selected SmPCemc · Summary of Product Characteristics
- Nevirapine 400 mg Prolonged-release Tablets — Current selected SmPCemc · Summary of Product Characteristics
General medicine information. Follow the instructions for your own medicine and speak to a pharmacist or clinician about your individual circumstances.