From the point of view of Chinese medicine, the appearance of white sticky and foamy nasal discharge is a cold caused by external wind and cold. The main treatment is to remove the cold and promote the lung, and to remove the cold Qi in the body. From the perspective of Western medicine, it is a viral infection, such as rhinovirus, parainfluenza virus, respiratory syncytial virus, adenovirus or even influenza virus, which causes upper respiratory tract infection. In this case, antiviral western medicines such as ribavirin and oseltamivir can be taken as appropriate. It is also seen in rhinitis caused by gram-negative bacterial infection. In this case, antibacterial drugs such as levofloxacin, cefaclor, amoxicillin, etc. can be used appropriately.