Coughing due to itchy throat may be caused by reflux pharyngitis, allergic pharyngitis and chronic pharyngolaryngitis. 1. Reflux pharyngitis: stomach contents flow back into the throat, stimulating the mucosal nerves of the throat, causing itchy throat and paroxysmal cough. 2. Allergic pharyngitis: patients in contact with allergens such as pollen, fur, etc., may cause patients with itchy throat, resulting in coughing. 3. Chronic pharyngolaryngitis: refers to viral and bacterial infections and adverse physical and chemical factors stimulation of the pharynx and larynx caused by inflammatory diseases, manifested as a foreign body sensation or itchy sensation and other symptoms, which may also cause the patient’s throat itchy, and cause the phenomenon of coughing. Itchy throat and cough, you should actively go to the hospital, clear the cause of the standardized treatment, so as not to delay the condition.