Dry throat needs to be relieved according to its cause. Common causes such as physiological factors, chronic pharyngitis, diabetes, etc., diagnosed after diagnosis of specific diseases for treatment. 1. Physiological factors: too little water intake can cause the throat can not be moisturized, thus leading to dry throat. This phenomenon is physiological phenomenon, no special treatment, can drink more water, eat a light diet to improve the symptoms. 2. Chronic pharyngitis: chronic pharyngitis due to diffuse inflammation, can cause diffuse congestion and edema of the mucous membrane of the throat, resulting in dry throat. Treatment should first quit smoking and drinking, pay attention to diet, can use compound chlorhexidine gargle, compound borax gargle gargle solution gargle, iodine tablets, silver and yellow tablets, etc. Contained to improve the symptoms. 3. Diabetes: diabetic patients do not have good control of blood sugar can cause drinking symptoms, thus showing dry throat. Treatment is mainly to control blood glucose, oral metformin and subcutaneous insulin treatment as prescribed by the doctor. If the physiological factors are excluded, it is recommended that the patient go to the hospital in time to complete the examination, follow the doctor’s instructions to use the above medication, and not to be treated indiscriminately, so as not to lead to adverse consequences.