Coughing and itchy throat may be caused by colds, chronic pharyngitis, reflux pharyngitis and other factors. 1. Colds: may be related to viral infections, the typical symptoms of itchy throat, cough, sneezing, runny nose and other symptoms, the infection is serious, but also make the patient to appear fatigue, limb pain, fever and other symptoms. 2. Chronic pharyngitis: may be related to environmental factors, food factors, can make the pharynx there is chronic infection, the pharyngeal mucosa caused by irritation, there will be symptoms of itchy throat, cough, may also be accompanied by sore throat, throat foreign body sensation, bad breath and other symptoms. 3. Reflux laryngitis: prolonged smoking, drinking a lot of alcohol and other factors may induce reflux laryngitis, which will lead to coughing and itchy throat symptoms, may also be accompanied by hoarseness, foreign body sensation in the throat, dyspnea, dry throat and other symptoms. Coughing and tickling throat may also be caused by allergic laryngitis, upper airway cough syndrome, etc. It is recommended that you seek medical attention to identify the cause and follow the doctor’s instructions for treatment.