There is no so-called “fastest” way to stop bronchitis cough, you can relieve cough symptoms through general treatment, medication and so on. 1. General treatment: patients should pay attention to a light diet during the illness, avoid eating spicy, stimulating food, to eat more high-quality protein, such as beef, milk and so on to strengthen the nutritional support. 2. Drug treatment: bronchitis if there is a pathogen infection, you can use antibiotics such as piperacillin sulbactam, levofloxacin, etc. to fight infection; at the same time, use cough medication, such as compound licorice tablets, etc. to alleviate cough symptoms. Patients with bronchitis and cough should actively seek medical attention and complete relevant examinations, such as blood tests, sputum culture + drug sensitivity test, chest X-ray, etc. to identify the infectious agent, and then adjust the medication according to the pathogen. The above mentioned drugs should be taken under the guidance of a professional doctor, and should not be taken without authorization.