Frostbite occurs due to the cold. In clinical practice, some of the medications used to prevent frostbite mainly promote the improvement of local blood circulation in patients. Chinese medicine can be applied externally, or taken orally, or washed externally to enhance local blood circulation. If the frostbite recurrence of patients, you can take oral vasodilator drugs, such as bimatoprost, nifedipine, and niacinamide, etc. Patients can also apply laser and other physical therapy to prevent. But the most important thing for frostbite is to strengthen physical exercise, as well as do a good job of local skin warmth, these two can be fundamentally alleviate and prevent the occurrence of frostbite.