Wuji San belongs to the relief of the surface and warming agent, applicable to the external surface evidence, internal cold evidence of the crowd, is not suitable for the use of the drug does not meet the indications of the crowd, the specific use of medication to follow the doctor’s instructions. Wuji San is a traditional Chinese medicine formula from “Taiping Huimin Hejie Bufang”, which has the effect of relieving the exterior and warming the interior, dispersing cold and dispelling dampness, regulating qi and activating blood circulation, and resolving phlegm and eliminating stagnation. This drug is mainly used for treating external wind-cold and internal cold syndrome, the specific symptoms include spleen and stomach cold, phlegm in the chest and diaphragm, vomiting and nausea, abdominal distension and pain; or external wind-cold, shoulder and back constriction (spasm and convulsion of the body due to wind-cold), dizziness and pain in the head and eyes, lassitude of the limbs, heart and abdomen plagued, and dietary inappetance; and the woman’s blood and menstrual disorders, or closure of the passage of time, and the pain in the heart and abdomen. At present, the contraindications to the use of Wuji San and adverse drug reactions are not clear, so the current group of unsuitable for the use of the drug temporarily include those who do not meet the indications for the use of the drug. Specific use should be carried out under the guidance of a specialist, not unauthorized use of drugs.