Ear pain when swallowing may be caused by diseases of the ear itself, inflammation of the oropharynx, nerve reflexes, etc., which need to be targeted treatment according to the cause. 1. Diseases of the ear itself: such as inflammation of the middle ear or external auditory canal, due to the swallowing action will cause the skin of the external auditory canal and cartilage cascade movement, stimulate the inflammatory response and cause pain. Antibiotics should be applied systemically or locally. 2. Inflammation of oropharynx: the more common cases are acute tonsillitis, purulent tonsillitis, tonsillar abscess, etc. The inflammation of oropharynx stimulates the pharyngeal pain caused by swallowing, which will radiate to the ear. 3. Nerve reflex: Since there is a cross reflex between the ear and pharyngeal branches of the vagus nerve, swallowing after tonsil surgery can also cause pain in the ear. If the above symptoms occur, it is recommended to consult a doctor in time, according to the cause of the targeted treatment, under the guidance of the physician reasonable use of medication.