The principle of treatment for ringworm of the head contains the following steps: First, it is shaving the head, which should be done by removing as much hair as possible so as to facilitate the administration of medication and promote its absorption. Second, is the external washing, should use shampoos containing antifungal ingredients, such as ketoconazole lotion, selenium disulfide lotion. Third, oral antifungal drugs, such as oral ashwagandha tablets, itraconazole capsules, terbinafine hydrochloride tablets. Fourth, topical antifungal drugs, such as naftifine ketoconazole cream, terbinafine hydrochloride cream, ketoconazole cream, tretinoin econazole cream, etc. Fifth, pay attention to personal hygiene, clothing and hats, such as ironing and disinfection.