Frostbite is a limited, bruised, inflammatory skin disease of the peripheral areas associated with cold. Frostbite on the face has localized edematous purplish-red patches, and in severe cases there may be blisters that break down to form ulcers, which may be accompanied by a sensation of swelling and itching. Frostbite is related to the cold and is a limited, inflammatory, bruised skin disease of the peripheral areas. If frostbite appears on the face, the skin lesions on the face are limited edema purplish red nodules or plaques, the surface of the skin lesions are shiny and clear boundaries, the color will fade when pressed by hand, and the color will gradually recover from time to time. The lesions may be accompanied by swelling, patients may feel burning, itching, pain and other symptoms. If frostbite on the face is frozen for a longer period of time, blisters can occur on the surface of the lesions, and even ulceration, vesicles and other symptoms. Frostbite on the face needs to keep the skin of the frostbite area dry and warm, you can wear warm clothes, timely replacement of soaked clothing. If the condition is serious, oral vasodilators, such as nifedipine, niacinamide, etc., can dilate blood vessels and improve microcirculation. Topical medications include compound heparin ointment, 5% boric acid ointment and so on. Frostbite on the face is recommended to go to the hospital in a timely manner, the use of drugs under the guidance of the doctor, do not use on their own, in order to avoid adverse reactions.