Coughing and itching throat and ears may be caused by laryngitis, allergic pharyngitis and stenosis overgrowth syndrome. 1. Pharyngitis: If the patient has an upper respiratory tract infection, there may be symptoms such as coughing and itchy throat, etc. The ear is connected to the eustachian tube and the pharynx, so the inflammation may also spread to the ear, resulting in itchy ears. 2. Allergic pharyngitis: If the patient suffers from allergic pharyngitis and eats some allergic food, which causes allergic reaction in the throat and ears, coughing, itchy throat, itchy ears and other manifestations may also occur. 3. Stem overgrowth syndrome: sometimes in talking, turning head or night paroxysmal cough, throat itching symptoms, due to stimulation of the vagus nerve can cause ear itching. When coughing throat itchy ears, you can actively go to the hospital, systematic examination after a clear diagnosis.