Yupingfeng San does not have any miraculous effect, its main effect is to benefit qi and consolidate the epidermis to stop sweating (stop sweating by consolidating the muscle epidermis), its side effects are not clear, if it is external spontaneous sweating (involuntary sweating during the daytime, aggravated by sweating with a little movement) or yin deficiency and night sweating (sweating abnormally after falling asleep, sweating stops after waking up), it is not suitable to be used. Yupingfeng San is a classic formula that belongs to the category of tonic agents, mainly composed of Fangfeng, Astragalus and Atractylodis Macrocephalae, which has the effect of benefiting qi, consolidating the surface and stopping sweating. Yupingfeng San is often used in the treatment of superficial weakness and spontaneous sweating (due to the weakness of the muscle surface frequent natural sweating), applicable to sweating and bad wind, 晄white color, pale tongue, thin white moss, floating pulse, etc., but also for the treatment of weakness of the couper’s not solid (often refers to the skin can not consolidate the sweat, the surface of the body sweating abnormally), susceptible to the wind evil. Clinically, Yupingfeng San is also widely used, as it can be used to regulate those who are susceptible to wind and those who are susceptible to repeated colds and flu, as they are susceptible to external winds due to the deficiency of the skin (the weakness of the muscle surface leads to abnormal sweating). The use of traditional Chinese medicine should be guided by a professional Chinese medicine practitioner, do not formulate your own prescription to avoid affecting your condition.