Ketoconazole
Also sold as: Nizoral
Prescription neededAntifungals
Comes as:CreamShampooTablet
Usual adult dose
Mostly used on the skin: cream once or twice a day, or shampoo twice a week for 2 to 4 weeks for dandruff. Tablets can damage the liver and are used only if a doctor prescribes them.
Your doctor may give you a different dose. Children's doses depend on weight.
Side effects
Common
- local irritation or burning
- dry hair with shampoo
- nausea and stomach pain with tablets
Serious — get help
Stop taking it and see a doctor straight away if you notice:
- liver damage with tablets (yellow eyes or skin
- dark urine)
- severe allergic reaction
Do not take it, or take care, if
- Liver disease (tablets)
- Pregnancy (tablets)
- Taking simvastatin (tablets)
- Tablets should not be used for simple skin fungus
Interactions
Medicines that can react with this one.
Serious6 medicinesDo not take these together unless your doctor says so.
- Apixaban
Ketoconazole tablets raise apixaban levels and the risk of bleeding; avoid.
- Domperidone