Pharyngitis is categorized into acute pharyngitis and chronic pharyngitis, which can be characterized by uncomfortable symptoms of dry mouth. Pharyngitis is a collective term for inflammation of the pharyngeal mucosa, submucosa, and lymphoid tissue caused by bacterial infection, viral infection, and environmental factors. The clinical manifestations of acute pharyngitis include dry mouth, sore throat, burning sensation and other uncomfortable symptoms, which may or may not be accompanied by fever, headache and other systemic symptoms. Chronic pharyngitis clinical manifestations of foreign body sensation, burning sensation, dryness, itching and other discomforts. The treatment of acute pharyngitis, for patients without systemic symptoms or mild symptoms, is based on local treatment, such as the use of compound borax solution or warm saline gargle; iodine tablets, silver and yellow tablets containing. For patients with obvious systemic symptoms or clear etiology, in addition to local treatment, antiviral drugs, such as ribavirin, etc.; antibiotics, such as amoxicillin clavulanate potassium, etc. for anti-infection treatment. Chronic pharyngitis treatment, first quit smoking and alcohol, improve the work and living environment, and actively treat chronic inflammation of the nose and nasopharynx. Pharmacological treatment is based on local treatment, the same as the above acute pharyngitis. For chronic hypertrophic pharyngitis follicular hyperplasia, 10% silver nitrate solution can be applied to cauterize the hypertrophic lymphoid follicles, but also can be used laser, freezer plasma treatment. It is recommended that patients with dry mouth and tongue and other clinical symptoms of pharyngitis should go to the hospital, under the guidance of the doctor for medication and treatment.