The main preventive measures for the new coronavirus pneumonia are to pay attention to three points, pay attention to the isolation of the source of infection, that is, the patient, to pay attention to cut off the transmission route, to pay attention to the protection of susceptible people, to do the above three points can basically do a good job in the prevention of pneumonia, as follows: First, to isolate the source of infection, the source of infection is, of course, the patient, once found, should be placed alone in the infectious disease hospital, isolation for treatment. The second is to cut off the transmission route, the transmission route has respiratory transmission as well as contact transmission, the use of disinfectant to disinfect the air and the surface of the object, you can cut off the transmission route. Thirdly, we should pay attention to give protection to the patients, especially the susceptible people, such as wearing protective equipment, such as glasses, masks, isolation clothing, and also injections of immunity-boosting drugs, such as thymidine, immunoglobulin, and of course, you can also take oral Chinese medicine preventive soup, which has a very good protective effect on the population.