Nizoral

Ketoconazole, sold under the brand name Nizoral among others, is an antiandrogen and antifungal medication used to treat a number of fungal infections.[8] Applied to the skin it is used for fungal skin infections such as tinea, cutaneous candidiasis, pityriasis versicolor, dandruff, and seborrheic dermatitis.[9] Taken by mouth it is a less preferred option and only recommended for severe infections when other agents cannot be used.[8] Other uses... [wikipedia]