Prescription
Antifungal
Ketoconazole
Last reviewed April 2026
Who is this for?
What is this drug?
Ketoconazole is an antifungal medicine that works by killing fungi and yeast that cause infections on your skin or inside your body. It stops the fungus from growing by damaging its protective outer layer.
What is it used for?
Skin fungal infections (ringworm)jock itch (crotch area fungus)athlete's footdandruff and flaky scalpyeast infections on the skinfungal infections in the mouth (oral thrush)serious internal fungal infections
Prescription Required
A doctor's prescription is required to obtain this drug legally.