The old feeling of phlegm in the throat can not be swallowed to cough up may be chronic pharyngitis, chronic bronchitis and other diseases, according to the cause of treatment. 1. Chronic pharyngitis: Chronic pharyngitis is usually caused by pathogenic infections, and may also be caused by excessive smoking for a long time, and exposure to harmful objects may also cause chronic pharyngitis. After the disease will lead to patients with dry throat, dry cough and sore throat symptoms, and in the dry cough will stimulate the mucous membrane of the throat caused by the old feeling of phlegm in the throat can not be swallowed to cough out, you can follow the doctor’s instructions to take throat particles, pharyngitis tablets, and other drugs treatment. 2. Chronic bronchitis: chronic bronchitis is caused by microbial infections, or caused by seasonal changes, there will be a cough, difficulty swallowing, wheezing, etc., when the cough is serious, it will cause the old feeling of phlegm in the throat can not be swallowed to cough up, you can take aminobromine hydrochloride oral solution under the guidance of the doctor, aminobromine dextromethorphan tablets and other drugs. In addition, there may be bronchial asthma, tonsillitis and other diseases, rhinitis, sinusitis and other conditions, nasal secretions backflow stimulation of the pharynx can also be caused by the old feeling of phlegm in the throat can not be swallowed to cough out of the situation, if the symptoms failed to improve or even gradually aggravated, need to be promptly consulted in the regular hospitals, with the doctor to improve the examination, standardized treatment.