Blisters on the hands are related to excessive friction, hand eczema, ringworm and other reasons, you can pay attention to disinfection, appropriate use of drugs, treatment. 1. Excessive friction: blisters on the hands may be caused by long-term labor or other mechanical friction, you need to stop doing related labor, small blisters can be coated with iodine disinfection, pay attention to the affected area is not wet; blisters are larger can be used to disinfect the needle, and then coated with iodine to disinfect the blisters, and avoid local water. 2. Hand eczema: hand blisters are caused by hand eczema, need to clarify the cause of hand eczema, such as contact with irritating, allergic substances, you need to stay away from these substances. And under the guidance of the doctor oral cetirizine hydrochloride tablets and other drugs to relieve the symptoms, with the external application of glycerite lotion. 3. Ringworm: blisters on the hands may be related to ringworm, it is mostly caused by fungal infections, can be applied externally ketoconazole cream and other antifungal drugs, to avoid frequent immersion of the hands in water. Blisters on the hand is more, if it has not been improved, you can go to the regular hospital in time for treatment, the above drugs are required to follow the doctor’s instructions to use.