Gui Zhi Tang is a traditional Chinese medicine formula, which mainly has the effects of relieving muscles and releasing qi (using sweating and other methods to make the evil qi trapped in the surface of the muscles to go out) and harmonizing Ying Wei (making the internal and external qi of the human body to be smooth, each in its own way), and there are no so-called fifteen kinds of effects. Gui Zhi Tang is mainly composed of Gui Zhi, Paeoniae Alba, Radix et Rhizoma Glycyrrhizae Praeparata, Ginger, Jujubae and other Chinese herbs, which have the efficacy of detoxifying the muscles and releasing the qi and regulating Ying Wei, and it is mainly used in the treatment of the syndrome of external wind-cold and surface deficiency (a type of syndrome manifested by fever, fear of cold, sweating, and fatigue, etc.), which is characterized by fever, headache, sweating and malignant wind, nasal ringing, dryness and vomiting, and whiteness of the moss and lack of thirst. It should be noted that, the external wind-cold surface solid without sweating should be prohibited, the specific selection should also be in the physician under the guidance of the diagnosis of addition, subtraction and customization.