Ketoconazole (pronounced /ˌkiːtɵˈkoʊnəzɒl/) is a synthetic antifungal drug used to prevent and treat skin and fungal infections, especially in immunocompromised patients such as those with AIDS or those
on chemotherapy. Ketoconazole is sold commercially as an anti-
dandruff shampoo, topical cream, and oral tablet, under the trademark name Nizoral by Johnson & Johnson in the USA & Australia, and as Sebizole by Douglas Pharmaceuticals in Australia & New Zealand.