The fastest way to stop coughing is to use cough suppressants. Commonly used cough suppressants include compound licorice tablets, powerful lozenges, Su Huang cough capsules, pulmonary cough combination, dextromethorphan, pentoxifylline, etc. The common causative agents of cough include bacteria, viruses, or atypical pathogens. If the patient is infected with mycoplasma or chlamydia, treatment with macrolide antibiotics or quinolone antibiotics, such as erythromycin, azithromycin, levofloxacin, etc., is required. If the infection is caused by viral infection, the patient should be treated with macrolide antibiotics or quinolone antibiotics, such as erythromycin, azithromycin, levofloxacin, etc. If the patient has a viral infection, antiviral drugs such as oseltamivir and Abirater are required. If the patient has a bacterial infection, antibiotics such as cefaclor, amoxicillin, azithromycin, etc. will be used.