The present invention relates to Chinese medicine, and is especially one kind of orally taken Chinese medicine for preventing and treating frostbite. In cold days, people are easily to have frostbite, and hands are not easily to be prevented from the disease. The symptoms of the frostbite at preliminary stage comprise pimple, red and swollen, strange extremely urticant at night to make people difficult to fall asleep; when the swollen improved, the water vacuoles are formed; if the water vacuoles are bursted, the mucus is outflow to form erosion or ulcer which brings pain and can not cure in short time, commonly can sustain for 1-2 months, even one winter season, so as to bring much pain. The prior treatment comprises steps of: oiling water with Chinese herbal medicine and laundering the wound part or putting the medicine on the wound part. The other demerits of the treatment comprises: not easy to use, easy to be infected, influence the hand labour like writing or the like. The present invention provides orally taken capsule prepared with red chili and other material for preventing and treating frostbite, and has the advantages of high effect, low cost and no any toxic side effect (for no spicy food eating people). The invention is clinically tested by ten severe medical cases in five years: the control efficiency is 100%, wherein the people who will have frostbite are taken, they will be prevent to have frostbite; the people who have frostbite, if only the skin is not fold, the people can be cure by taken the medicine for 5 days, the period of the most severe cases is not longer than 7 days.