External heat, i.e., heat on the skin and muscle surface. It is also called superficial heat. The main treatment is to use Chinese patent medicines to relieve surface heat, commonly used are Jiuwei Qiangwu Pill, Gui Zhi Combination, Jing Fang Granules and so on. Jiuwei Qiangwu Pill: It is composed of Qiangwu, Fangfeng and Dihuang, etc. It has the efficacy of dispersing wind and relieving epidemiology, as well as dispersing cold and removing dampness. It can be used for the treatment of external heat, external wind-cold and dampness caused by cold and flu. Adverse reactions and contraindications are not clear. Gui Zhi Combination: composed of Gui Zhi, Paeoniae Alba, Ginger, etc. It has the efficacy of detoxifying the muscle and releasing (using sweating and other methods to make the evil qi trapped in the surface of the muscle to go out), and regulating the Ying and Wei (making the internal and external qi of the human body to be smooth and in its proper function). Gui Zhi Combination can be used for the treatment of external wind infection, headache and fever, as well as sweating and malignant wind and other symptoms. When using it, note that it is forbidden for pregnant women, and is forbidden for those with fever and thirst in warm diseases. Thorny and preventive granules: composed of Thorny mustard, preventive wind and licorice, it has the efficacy of sweating and relieving the symptoms, and also disperses wind and dispels dampness. It can be used to treat symptoms such as external heat, wind-cold flu, headache, body pain, chills (cold) without sweating and nasal congestion. Avoid smoking, alcohol and spicy, cold and raw. Before taking the above medication, it is necessary to be guided by a doctor for diagnosis and not to take the medication on your own, so as not to cause adverse consequences to the body.