Yupingfeng San is a traditional Chinese medicine formula, which mainly has the efficacy of benefiting qi and consolidating the epidermis to stop sweating (stopping sweating by consolidating the muscular epidermis). Yupingfeng San is mainly composed of three Chinese herbs: Fang Feng, Astragalus and Atractylodes Macrocephalae, which have the effect of benefiting qi and consolidating the surface to stop sweating. It is mainly used to treat sweating due to deficiency of the surface (due to the weakness of the surface of the muscle and frequent sweating naturally), with symptoms such as pale face, sweating and windy feeling, pale tongue, thin moss, and a floating and weak pulse. Yuping Feng San can also be used for the 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 treatment of wind, for the self-sweating (involuntary sweating during the day, a little sweat aggravated by the movement) is more serious, but also discretionary addition of wheat, ephedra root, calcined oyster and so on in order to strengthen the efficacy of the surface of the solid to stop sweating. It should be noted that, if the person is suffering from external spontaneous sweating or yin deficiency night sweating (sweating abnormally after going to sleep and stopping sweating after waking up), it is not suitable to use this formula, so as not to aggravate the original condition. Specific selection should also be carried out under the guidance of the physician’s diagnosis, not self-medication.