① Frozen parts should not be baked and soaked in hot water immediately. For those whose skin lesions are not broken at first, choose 10% camphor, 10% camphor ointment, chilblain cream or honey pig ointment (containing 70% honey and 30% lard) and 1~2 kinds for external use, 2~3 times a day. Soak this part in warm water, then rub it, and rub the affected part repeatedly, and the effect is better.
② In addition to the above ointments, patients who have been broken can be added with Refenor ointment, 1% erythromycin ointment, 0.5% neomycin ointment or 10% fish fat ointment for external use once a day.
③ Vasodilators: oral nicotinic acid, inositol nicotinate, nifedipine, Naoyizine, etc.
④ Vitamin E pill, 0. 1 ~ 0.2g, taken orally three times a day.
⑤ Traditional Chinese medicine prescription: Warming yang to dispel cold, promoting blood circulation and dredging collaterals are appropriate, and the prescription is Danggui Sini Decoction, Guizhi Honghua Decoction and Ephedra 3-6g. Ziyun ointment (Arnebia euchroma 30g, linseed oil100ml, yellow wax150g) was used for external use for chilblain.