Cold back is mainly caused by Yang Qi deficiency, external wind-cold or Qi and blood stagnation, and can usually be relieved by medication, there is no such thing as the most effective. 1. Yang Qi insufficiency: Coldness in the back, aggravated by cold, or accompanied by cold pain in the epigastrium and abdomen (stomach and abdomen feel cold and painful), loss of appetite needs to be treated with Pill with Phellodendron Bidentatum. If accompanied by cold pain in the waist and knees, impotence in men, women’s menstruation with low volume and dark color, etc., need to use the right angelica pill to regulate, right angelica pill’s adverse reactions and contraindications are not yet clear. 2. Exogenous wind-cold: mainly manifested as coldness in the back, malignant cold (fear of cold), no sweating, headache, back straightening, nasal congestion, running watery nose, etc., and need to use Jing Fang Pu Wei Po Toxin San to sweat and relieve the surface of the body through sweating to relieve the body surface of the evil qi, and to improve the symptoms. Its adverse effects and contraindications are not yet clear. 3. Stagnation of qi and blood: coldness in the back will occur when external wind-cold-dampness or trauma causes stagnation of qi and blood over a long period of time, and it is necessary to use medicines to warm the meridians and open the collaterals to activate blood circulation and remove blood stasis (to promote the operation of the blood and eliminate blood stasis in the body), such as Xiaowuoluo Pill, which is contraindicated for pregnant women. In addition, acupuncture and massage can be performed at appropriate points under the guidance of a doctor, such as the foot Sanli and Guanyuan points, the large vertebrae point, Yanglingquan and so on. You can also use herbal packs to apply hot compresses or hot water baths. It should be noted that the medication must be used reasonably under the guidance of the TCM physician, and should not be used blindly, so as not to affect the therapeutic effect. Acupuncture should be carried out by a professional doctor, and should not be self-operated to avoid risks.