About Terbisil 250mg Tablets
Allylamine antifungal
Used for
- Fungal nail infections
- Certain skin fungal infections, including ringworm and athlete’s foot
Usual adult dose
Skin infections: 250 mg once daily, usually for 2–6 weeks. Nail infections: 250 mg once daily, typically 6 weeks for fingernails or 12 weeks for toenails.
Common side effects
- Headache
- Stomach upset or diarrhoea
- Rash or itching
- Changes in taste or smell
Important warnings
- Rarely causes serious liver injury; avoid with chronic or active liver disease.
- Stop and seek urgent medical attention for severe rash, jaundice, dark urine, or persistent nausea.
- May require liver-function checks before and during treatment.
- Tablets do not treat most fungal infections of the skin; creams are often used instead.
Pregnancy
Use during pregnancy only when clearly needed; human safety information is limited.
Breastfeeding
Terbinafine passes into breast milk; breastfeeding is generally not recommended during treatment.
Interactions
- Rifampicin can lower terbinafine levels.
- Cimetidine can increase terbinafine levels.
- May affect levels of some antidepressants, beta-blockers, and heart-rhythm medicines.
- Can increase caffeine levels and effects.
AI-generated from general medical knowledge, not from this product's official leaflet. It may be incomplete or out of date. Not medical advice — ask a pharmacist or doctor before making any decision.