Ketoconazole is an antifungal medication that fights infections caused by fungus. Ketoconazole is not for use in treated fungal infections of the fingernails or toenails. This medicine is also not for use in treating prostate cancer or Cushing syndrome. This medicine should be used only when you cannot use other antifungal medications. Ketoconazole can cause serious harm to your liver that may result in liver transplant or cause death. Ketoconazole may also be used for purposes not listed in this medication guide.
Nizoral is part of the class of antifungal medication called imidazoles and fights infections caused by fungus. It is a prescription drug and over-the-counter drug, and works by inhibiting the growth of the fungus. Nizoral can counteract the infection and remove the symptoms if applied effectively.