There are both systemic and topical medications for treatment. Generally, topical medications are used mainly because ringworm bacteria are parasitic in the cuticle of the skin and topical medications can kill them directly. If necessary, systemic medication is also used. Topical treatment: Topical medications in different dosage forms are used mainly according to the clinical typology of tinea pedis. There are many different types of medications, and each area has its own customary medication, so use it according to the local situation. 1. Blister type: Small blisters occur in clusters or scattered on the plantar and foot edges, with thick walls, and form ring-like scales after drying. At this time, you can use topical compound benzoic acid rub, compound lezosin solution, compound tincture of hibiscus, etc., with antibacterial and exfoliating effects. You can also use topical creams containing ciclopirox, bifenazole, econazole, ketoconazole, terbinafine, etc. 2, impregnated erosion type: in between the toes, especially between the third and fourth toes. Skin impregnation whitening. As a result of walking and constant friction, resulting in epidermal peeling, showing a flushed vesicular surface, with a small amount of exudate. You can first use a powder or burnt containing antibacterial or antiseptic to dry the skin lesion, and then apply the above drugs topically after the vesicular surface has healed. The topical application will be irritating and cause pain when the vesicles are in. 3, scaling hyperkeratosis type: the beginning of more in the toe with mild inflammation and flaking, gradually spread to the plantar, foot edge and heel. Active lesions occur as erythema and papules, and even clusters of small blisters. Pruritus is aggravated. Keratosis mainly occurs in the plantar, foot edge or heel, showing rough skin, keratosis thickening, easy to crack and pain in winter. Topical medication in the summer can be used alternately with tinctures and creams, in winter it is appropriate to use creams, ointments are mainly. In order to improve the efficacy of the medicine after coating plus sealing package. 4, secondary infection of tinea pedis: local performance of redness, swelling, pain, erosion, purulent discharge, accompanied by lymphadenitis and lymphangitis. The principle is to treat the secondary infection first, soak the foot with 1:5000 potassium permanganate, or do a cold wet compress with 0.1% Revnur solution or 3% boric acid solution, and apply topical antimicrobial ointment, along with systemic antimicrobial. After the infection is controlled, then treat with antifungal drugs. Systemic treatment: For severe tinea pedis, often with secondary bacterial infection, systemic administration of medication can be considered. For example, terbinafine tablets, itraconazole, fluconazole, etc. are used, preferably under the guidance of a doctor. The criterion for curing tinea pedis is not the disappearance of symptoms, but preferably repeated negative bacterial checks, even more days after the disappearance of symptoms. However, since there are more pathogenic bacteria in nature and it is easy to re-infection, you should actively prevent it by applying preventive medicine regularly, once every 3-4 weeks, which can ensure that you do not get tinea pedis.