Terbinafine
Also sold as: Lamisil
Prescription neededAntifungals
Comes as:TabletCreamGel
Usual adult dose
Tablets: 250 mg once a day, 2 to 6 weeks for skin or scalp and 6 to 12 weeks for nail infections. Cream: apply once or twice a day for 1 to 2 weeks.
Your doctor may give you a different dose. Children's doses depend on weight.
Side effects
Common
- stomach upset
- diarrhoea
- headache
- change or loss of taste
- rash
Serious — get help
Stop taking it and see a doctor straight away if you notice:
- yellow eyes or skin
- dark urine
- severe skin rash with blisters
Do not take it, or take care, if
- Liver disease (tablets)
- Severe kidney disease (tablets)
- Pregnancy and breastfeeding (tablets; ask your doctor)
- Lupus or psoriasis (may get worse)
Interactions
Medicines that can react with this one.
Moderate2 medicinesTake together only with care. Ask your doctor or pharmacist.
- Metoprolol
Terbinafine can raise metoprolol levels; watch for slow heartbeat and dizziness.
- Rifampicin