Bronchitis cough old bad can be through daily care, reasonable diet, medication and other methods to alleviate the condition. 1. Daily care: patients with bronchitis should avoid inhaling harmful dust and irritating gases, pay attention to not getting cold and flu, exercise to enhance the body’s resistance. 2. Reasonable diet: bronchitis cough patients should eat less or do not eat stimulating food, eat more fresh vegetables and fruits, patients are recommended to eat more can moisten the lungs of the food, with the function of moistening the lungs of the food can be to a certain extent to alleviate the symptoms of cough. 3. medication: when bacterial infection aggravates the condition, antibiotics can be used, such as levofloxacin, ceftazidime, etc., to reduce the inflammatory response of patients with bronchitis, so as to achieve the purpose of relieving cough. If the patient’s bronchitis cough is not good, it is recommended that the patient go to the regular hospital in time to exclude other diseases, such as cough variant asthma, etc., to clarify the cause of the disease and follow the doctor’s instructions for treatment. The above drugs need to be used under the guidance of a physician.