The recent epidemic trend of coronavirus pneumonia, so prevention is a major method, we believe that according to the theory of traditional Chinese medicine, mostly due to qi deficiency lung and yin deficiency caused by the appropriate use of Chinese medicine to prevent so we can choose to benefit the qi and clear the lung and nourish yin formula to regulate the body, enhance the physical, of course, it is best to choose an effective prevention formula according to the specific constitution of each person, the effect is good, can not be rigidly applied. Preventive formula: Raw Astragalus 9 g forsythia 12 g northern ginseng 9 g orchid 6 g licorice 6 g platycodon 18 g Zhi Mu 9 g atractylodes 6 g water decoction. Drinking tea in place of the formula: 9 grams of forsythia 6 grams of gardenia 3 grams of Chen Pi 3 grams of life regulation: (a) peace of mind, do not be impatient, calm and quiet. (2) light diet, appropriate increase fresh fruits and vegetables. Eat less or avoid eating fried, smoked or spicy, greasy products. (3) Maintain good hygiene habits, wash hands regularly and wear a mask. (4) Work and rest on time, avoid staying up late. (E) open windows and ventilation, room temperature should not be too high, keep the indoor air moist. (6) Exercise moderately, you can do appropriate aerobic exercise, such as walking, to avoid excessive sweating injury and depletion of Qi.