Swallowing ear pain may be associated with diseases such as eustachian tube infection, otitis externa, acute pharyngitis. Swallowing ear pain and aggravated at night, may be because most of the patients are engaged in various jobs during the day, the vagus nerve excitation at night, and the pain will be aggravated after concentration. 1. Eustachian tube infection: most of them are caused by the spread of upper respiratory tract infections. Eustachian tube infection can cause ear stuffiness and distension when it strikes, so when swallowing, it will cause the common pain in the throat area and the ear, which needs to be treated in time, or else it may cause hearing damage. 2. Otitis externa: the attack of acute otitis externa can also lead to ear pain when swallowing, usually induced by improper ear cleaning or more water in the ear, need to use antibiotics for symptomatic treatment. 3. Acute pharyngitis: acute inflammation of the throat can also cause ear pain when swallowing, can be treated with anti-infection, nebulization and other symptomatic treatment. After the symptoms of ear pain when swallowing or aggravated at night, the specific cause should be clarified in time, and choose the appropriate treatment program under the guidance of the doctor.