There is no such thing as “one trick to get rid of prolonged cough”. Consider chronic bronchitis, bronchial asthma and so on. You can take general treatment and anti-infection treatment. 1. Chronic bronchitis: characterized by coughing for three months a year for two or more years in a row, it is necessary to consider chronic bronchitis. You need to quit smoking; you need to strengthen your physical fitness to avoid colds; you can run moderately without acute attacks and other aerobic training to exercise your heart and lungs. For treatment, if combined with bacterial infection, you can use cefixime and other anti-infective treatment, and aminobromine and other phlegm to stop coughing. 2. Bronchial asthma: especially cough variant asthma, mainly manifested as cough, if there is no medication to control, it may not stop coughing for a long time. Treatment is mainly based on nebulization, budesonide nebulizer, terbutaline nebulizer, salbutamol, ipratropium bromide, etc., and if necessary, you can take antihistamines such as loratadine and other oral antihistamines, as well as methylprednisolone and other glucocorticosteroid drugs. There may be other reasons for prolonged coughing, it is recommended to go to the hospital in time, improve the examination to clarify the cause of the disease, and then give targeted treatment or therapy. All of the above medications should be used under the supervision of a doctor.