First of all, Pulmonary Ning granules are certainly effective in the treatment of bronchitis, with the effect of clearing heat and removing phlegm and relieving cough. For the treatment of cough in bronchitis, it has a significant effect of relieving cough, and is a drug more commonly used by patients with bronchitis. Because of its better antiviral effect, it can effectively prevent various flu-induced intrapulmonary infections as well as respiratory tract infections. Lung Ning granules are better for acute and chronic respiratory tract infections, various bacterial infections in the lungs, and can significantly eliminate pharyngeal congestion and tonsillar enlargement, and also improve respiratory system infections. In addition, the main ingredient is revertant herb, which can form a protective film on the site of the lesion and block the invasion of germs. Lung Ning granules can also prevent influenza when taken in spring and autumn.