Tinea pedis, or ringworm of the foot, is caused by a fungal infection, and when a child grows ringworm of the foot, he or she needs to go to the hospital in time and be actively treated with medication. Tinea pedis is caused by superficial skin fungal infections such as Trichophyton rubrum, and common symptoms include peeling, blisters, rough and dry skin or vesicles, and itching. When a child suffers from tinea pedis, it can be treated with topical antifungal drugs, such as clotrimazole, bifonazole, naftifine, etc., and different topical drug dosage forms need to be selected according to different clinical manifestations. If the effect of simple external drug treatment is not good, oral itraconazole, terbinafine and other drugs for treatment. It is recommended to consult a doctor in time when the above symptoms occur, and the use of drugs should be carried out under the guidance of medical professionals to avoid adverse reactions.