If you have a sore throat when swallowing saliva, clinically there may be the following cases: 1. Acute inflammatory infection of the throat, common are acute pharyngitis, acute purulent tonsillitis, peri-tonsillitis, tonsillar ulcer, herpetic pharyngitis, acute epiglottitis and other related types of diseases, mainly inflammatory infections, resulting in painful sensations in the throat when the patient swallows, when the inflammation is well controlled, the patient’s swallowing 2.Chronic laryngitis, generally the pain is not too intense, but it lasts for a long time, so you can apply throat-clearing tablets or sprays to relieve the discomfort, and pay attention to a light diet, quit smoking and drinking, and adjust healthy and scientific habits. 3.Something in the throat, such as tonsil cancer, hypopharyngeal cancer, supraglottic laryngeal cancer such as epiglottis cancer with local erosion and rupture, is common. When the patient swallows, the friction between food residue and the erosion or rupture can cause pain, which is fixed and drug treatment has no effect. All in all, patients with sore throat when swallowing saliva are recommended to go to ENT clinic to improve the examination of larynx and, if necessary, laryngoscopy, CT of larynx and other related examinations.