Nizoral (ketoconazole) is an antifungal medication that fights infections caused by fungus.Ketoconazole is not for use in treating 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. Nizoral can cause serious harm to your liver that may result in liver transplant or cause death.Nizoral may also be used for purposes not listed in this medication guide.
Adults The recommended starting dose of NIZORAL® (ketoconazole) Tablets is a single daily administration of 200 mg (one tablet). If clinical responsiveness is insufficient within the expected time, the dose of NIZORAL® Tablets may be increased to 400 mg (two tablets) once daily. Children In small numbers of children over 2 years of age, a single daily dose of 3.3 to 6.6 mg/kg has been used. NIZORAL® Tablets have not been studied in children under 2 years of age.
Take Nizoral exactly as it was prescribed for you. Follow all directions on your prescription label. Do not take this medicine in larger or smaller amounts or for longer than recommended. Do not share this medicine with another person, even if they have the same symptoms that you have. Your doctor will perform blood tests to make sure you do not have conditions that would prevent you from safely using this medicine. While using Nizoral, you may need frequent blood tests to check your liver function. Use this medication for the full prescribed length of time. Your symptoms may improve before the infection is completely cleared. Skipping doses may also increase your risk of further infection that is resistant to antifungal medicine. Nizoral will not treat a viral infection such as the common cold or flu. Store at room temperature away from moisture and heat.
Get emergency medical help if you have any signs of an allergic reaction to Nizoral: hives; fever; difficulty breathing, chest pain; swelling of your face, lips, tongue, or throat. Call your doctor at once if you have: headache with chest pain and severe dizziness, fainting, fast or pounding heartbeats; unusual weakness or tired feeling, nausea and vomiting; or liver problems–upper stomach pain, itching, tired feeling, loss of appetite, dark urine, clay-colored stools, jaundice (yellowing of the skin or eyes); Common Nizoral side effects may include: mild nausea or stomach pain; diarrhea; or headache.