For fungal infections specifically, my top pick is Pet MD Topical Shampoo with Colloidal Oatmeal. It contains ketoconazole, an effective antifungal agent, along with colloidal oatmeal and aloe ...

Studies suggest that ketoconazole impairs the synthesis of ergosterol, which is a vital component of fungal cell membranes.

Ketoconazole shampoo is a medicated shampoo designed to treat fungal infections that affect your scalp. You can use it to treat conditions such as stubborn dandruff and psoriasis. Shampoos ...