There are many reasons for sore throat, hoarse and dry cough, such as reflux pharyngitis, acute upper respiratory tract infection, bronchitis, etc. The reason for this is that it is not easy to get rid of the sore throat. 1. Reflux pharyngitis: the contents of the stomach reflux to the throat, gastric acid, protease and other stimuli to the mucous membrane of the throat caused by inflammatory congestion and swelling, resulting in sore throat hoarseness, dry cough. 2. Acute upper respiratory tract infection: influenza virus, parainfluenza virus, adenovirus and other pathogens invade the upper respiratory tract, can cause sore throat hoarseness and dry cough, mainly due to viral infection caused by local upper respiratory tract mucosal congestion, edema. 3. Bronchitis: the acute attack of the disease, can show sore throat hoarse dry cough, if the development of chronic inflammation, there can be a long-term cough, hoarseness, sore throat. There are many reasons for the sore throat, hoarse dry cough, after the symptoms, it is recommended to go to the hospital in a timely manner to improve the examination to clarify the diagnosis, follow the doctor’s instructions to take standardized treatment.