Elderly people with more phlegm and cough need to take allopathic and etiologic drugs, as follows: I. Drugs for allopathic treatment: Elderly people with more phlegm and cough, more commonly known as bronchitis, can choose cough suppressing and phlegmifying drugs, such as the use of carboxymesterol oral solution, pulmonary cough combination, myrtle oil, compound licorice oral solution, aminoglutethimide hydrochloride syrup, etc., which can relieve the symptoms of phlegm and cough. Second, drugs for etiological treatment: Patients should take anti-pathogenic drugs, such as for bacterial infections, choose to take antibiotics, such as penicillins, cephalosporins, macrolides or quinolones. For viral infections, you can choose to take ribavirin, oseltamivir, transfer factor, etc.