Winter hand frozen itchy red swelling is considered to be frostbite, to the general treatment, if the symptoms are more serious can take medication, physical therapy and other ways to promote recovery. 1. General treatment: Frostbite is self-healing, if it is mild frostbite, patients should strengthen the warmth measures, keep the indoor environment mild and dry, go out and wear gloves, usually can recover by themselves. 2. Medication: If the symptoms do not improve through general treatment, medication can be taken. For those whose lesions are not broken, vitamin E ointment and frostbite ointment can be used externally to reduce the effect of swelling. If broken, need to use antibiotic ointment, such as erythromycin ointment, with anti-inflammatory effect. 3. Physical therapy: Frostbite patients can also take physical therapy, including infrared and helium-neon laser, which can promote blood circulation, conducive to recovery. For patients with frostbite on the hands, they should go to the hospital and cooperate with the doctor to standardize the treatment.