Rash on the feet is usually caused by tinea pedis, acute eczema, contact dermatitis and other diseases, different diseases, treatment methods are different, you can follow the doctor’s instructions to use general treatment, medication and so on, for treatment. 1. Tinea pedis: a skin disease caused by fungal infection of the feet, the patient will appear between the toes, heel, foot side edge and other parts of the peeling, pimples, blisters, skin roughness and dryness or moist erosion and other symptoms. Can follow the doctor’s instructions to apply clotrimazole, econazole, ketoconazole, terbinafine and other antifungal ointment, if necessary, but also oral terbinafine, itraconazole and other drugs, for treatment. 2. Acute eczema: as a result of the combined effect of internal and external factors, patients with face, feet, forearms and other exposed parts of the erythema, and on the erythema can appear pimples, papules, accompanied by intense itching. Hot water washing and scratching the affected areas should be avoided. On this basis, glycerine lotion, hydrocortisone cream, dexamethasone ointment can be applied as prescribed by the doctor, and when there is exudation, boric acid solution and isacridine solution can be used as wet compresses. If the itching is severe, oral loratadine, cetirizine, etc., anti-inflammatory and anti-itch. 3. Contact dermatitis: If the feet come into contact with exogenous substances such as insect hairs and chemicals, contact dermatitis is easily triggered, resulting in erythema, dense pimples, blisters and other phenomena on the feet. No oozing, patients can follow the doctor’s instructions to apply local glycerine lotion, etc. When there is oozing, you can use boric acid solution wet compresses, to clean and antibacterial, astringent swelling, and follow the doctor’s instructions to use glucocorticosteroid medication, such as hydrocortisone, hallucinogen, etc., and if secondary infections, mupirocin can be used. If necessary, it can also be combined with oral medications, such as benadryl and cetirizine. Rash on the feet may also be caused by other reasons, it is recommended to go to the hospital in time to clarify the cause of the disease, and then receive treatment as soon as possible.