There is no such thing as the best way to stop a cough in acute bronchitis due to individual differences and different degrees of disease progression. Acute bronchitis cough causes more, generally in the active treatment of the cause at the same time, a number of cough intense, can be considered to use dextromethorphan, pentoxyverine, etc. to help stop the cough. If accompanied by mucus sputum is not easy to cough out, the application of ambroxol, bromhexine and other phlegm cough. 1. Symptomatic treatment: when several coughs are severe, affecting work and sleep, dextromethorphan and pentoxyverine can be used to relieve cough; if accompanied by mucous phlegm that is not easy to cough out, aminoglutethimide hydrochloride and bromhexine can be used to relieve cough and reduce phlegm. 2. Causal treatment: acute bronchitis can be caused by viral, bacterial, mycoplasma infections, allergies, etc., and needs active causal treatment. (1) Viral infections: adenovirus, influenza virus, coronavirus and other common infections, resulting in increased secretion of the bronchial mucosa, causing coughing, which can be improved by taking rest, drinking plenty of fluids, and eating a light diet. (2) Bacterial infections: Generally, Haemophilus influenzae, Streptococcus pneumoniae and other infections are more common, leading to bronchial inflammatory reaction causing cough. Antibiotics such as levofloxacin and roxithromycin can be given when there is a clear indication of bacterial infection. (3) Mycoplasma infection: Mycoplasma pneumoniae infection of the bronchial mucosa can cause irritating dry cough. It can be treated with azithromycin, levofloxacin and so on. (4) Allergy: It is generally more common to inhale pollen, organic dust and other substances leading to bronchial irritation, causing cough. Anti-allergy treatment such as cetirizine and montelukast can be given, or combined with budesonide inhaler to relieve cough. The above medicines are for reference only, and specific dosage should follow medical advice. Acute bronchitis cough, you should consult a doctor in time, follow the doctor’s instructions for scientific and rational treatment, can not blindly use their own medicine.