Get emergency medical help if you have signs of an allergic reaction: hives; difficult breathing; swelling of your face, lips, tongue, or throat.
Call your doctor at once if you have:
burning, stinging, or severe irritation after using this medicine;
redness, pain, or oozing of treated skin; or
shortness of breath.
Common side effects may include:
thinning hair;
changes in the color or texture of your hair;
dry skin; or
mild itching.
This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.
 Ketoconazole topical side effects (more detail)
