There are many causes of sore throat swallowing saliva, such as acute pharyngitis, acute tonsillitis, acute epiglottitis and so on. It is recommended to go to the hospital ear, nose and throat consultation for standardized treatment after a clear diagnosis. 1. Acute pharyngolaryngitis: acute inflammation of the throat position can cause sore throat, accompanied by foreign body sensation in the throat, itching and other symptoms, and may even cause high fever, generalized weakness and other symptoms. 2. Acute tonsillitis: Acute tonsillitis may manifest as sore throat and sore saliva, which may cause severe pain, pain in swallowing, and may even be accompanied by symptoms of fever. 3. Acute epiglottitis: Acute epiglottitis causes swelling of the epiglottis, which can lead to sore throat and sore spittle, and can even cause difficulty in breathing. There are many reasons for sore throat and spittle, and it is recommended to go to the hospital in time to improve the examination after the symptoms appear, and take standardized treatment after clear diagnosis according to the doctor’s instructions, so as to avoid delaying the treatment.