Dandruff is a common skin problem in which flakes fall from the scalp onto shoulders. Using ketoconazole shampoo may help to get rid of dandruff. View All Images Ketoconazole shampoo may help to fight ...

Even dogs and cats can get (and spread) ringworm. Sometimes a healthcare provider will also prescribe prescription-strength ketoconazole shampoo to treat stubborn ringworms on the scalp.

Wet hair and scalp completely with water. Apply enough shampoo to produce enough lather to clean hair and scalp. Massage gently over entire scalp. Rinse hair with warm water. Repeat this process ...