Foot fungus is tinea pedis, tinea pedis caused by toe seam erosion can be symptomatic to take general treatment, medication and so on. 1. general treatment: use sterile gauze to pad up the affected area, keep dry, in daily life, pay attention to personal hygiene, wear breathable shoes and socks to avoid further aggravation of the condition. 2. medication: patients with tinea pedis can use 3% boric acid solution, 0.1% isacridine and other wet compresses externally under the guidance of the doctor, and when the exudation is reduced, zinc oxide powder, miconazole powder and other powders can be used in accordance with the doctor’s instructions. When the lesions are dry, you can use clotrimazole cream, ketoconazole cream and so on as prescribed by the doctor, which helps to relieve the symptoms of the disease. Tinea pedis causes toe seam erosion is prone to recurrence, it is recommended that patients go to the regular hospital in a timely manner, under the guidance of the doctor, symptomatic treatment.