Ringworm is a fungal infection of the buttock skin, and the ointment for treatment is based on antifungal drugs, including azole and acrylamide ointments. 1. azole antifungal ointment: commonly used ketoconazole, miconazole, clotrimazole, bifonazole and other drugs. 2. Arylamine antifungal ointment: commonly used terbinafine, butenafine and other drugs. If the effect of external drugs is not good or the lesion area is large, it is necessary to combine oral antifungal drugs, such as itraconazole, terbinafine and so on. If there is a fungal infection, you should consult a doctor in a timely manner, under the guidance of a professional physician for treatment, and not blindly use drugs on your own, resulting in adverse consequences. Drugs need to be used in accordance with medical advice.