There are many different kinds of drugs that can be injected to treat cough: 1. antibiotics for intravenous injection, choosing sensitive antibiotics, like cefoperazone sodium sulbactam and moxifloxacin hydrochloride, etc. 2. rational use of phlegmolytic drugs, like injections of aminophenazone hydrochloride and bromoxynil, etc. 3. application of hormones, including dexamethasone and methylprednisolone. 4. injections of antipyretic and analgesic drugs, like aminophenazone, etc. 5. Drugs to improve airway spasm, such as dihydroxypropyl theophylline, doxorubicin injection, aminophylline, etc. are effective. Clinically, the causes of cough, like bronchitis, pneumonia, and acute upper respiratory tract infection, can be managed under the guidance of a doctor.