Small and itchy rashes on the hands, many of which are symptoms of ringworm, sweat blisters or scabies, need to be treated for different causes. Treatment mainly includes antifungal treatment, anti-allergy treatment and anti-scabies treatment. 1. Ringworm is caused by fungal infection, so the treatment is based on antifungal. Naftifine ketoconazole cream, terbinafine hydrochloride cream and other creams can be used externally. If necessary, you can take oral itraconazole and other antifungal drugs. 2. Sweat herpes is a special type of eczema, treatment can be used externally anti-inflammatory cream such as mometasone furoate cream, hydrocortisone butyrate cream and other treatment. 3. Scabies is a skin disease caused by parasitic infection, treatment can be topical sulfur ointment, lindane cream and other medications, it is usually recommended to use sulfur soap to wash hands or take a bath. Rash on the hands should first go to the hospital, after a clear diagnosis in accordance with the doctor’s prescription medication.