5-year-old children’s foot odor that is tinea pedis can be treated with general treatment, local and systemic medication and other treatments. 1. General treatment: pay attention to the hygienic cleanliness and dryness of the affected area, wash the feet diligently, and try to use suitable, loose, breathable shoes and socks. The course of tinea pedis can be long, parents should pay attention to encourage children to insist on treatment. 2. local drug treatment: commonly used clotrimazole, econazole and other local antifungal drugs for treatment. Some patients with thickened skin can use salicylic acid and other exfoliators. 3. Systemic drug therapy: including terbinafine and other drugs combined with local drug use. The use of specific drugs should be under the guidance of the doctor. If there is any discomfort, it is recommended to consult a doctor in time for treatment.