There are many causes of itchy throat, such as cold, allergic pharyngitis, gastroesophageal reflux disease, chronic pharyngitis, etc. Specific treatment needs to be based on the cause of the disease. 1. Cold and flu: cold and so on, resulting in cold and flu, dry and itchy throat, cough, nasal congestion, etc., you can drink more water, under the guidance of the doctor to apply dextromethorphan tablets, compound methenamine capsules and other drugs to relieve the discomfort of the throat, pseudoephedrine hydrochloride tablets and other drugs to improve the symptoms. 2. Allergic pharyngitis: allergens stimulate the pharyngeal mucosa, causing inflammatory reaction, dry and itchy throat, foreign body sensation, swelling and pain and other symptoms, we need to actively search for allergens, to avoid re-exposure, under the guidance of the doctor to apply levocetirizine tablets and other anti-allergy drugs, hydrocortisone tablets to ease the pharyngeal mucosal swelling. 3. Gastroesophageal Reflux Disease (GERD): excessive stomach contents, reflux to the throat and mouth, abdominal pain, belching, coughing, itchy throat and other symptoms, need to be under the guidance of a doctor to apply cimetidine, omeprazole and other drugs to inhibit the secretion of gastric acid, the application of domperidone tablets to promote gastric dynamics, to help digestion. 4. Chronic pharyngitis: chronic simple pharyngitis: commonly used compound borax solution, furacilin liquid, 2% boric acid liquid gargle, or containing tablets, such as iodine tablets, mint tablets, silver yellow tablets and take six god pill and golden voice clearing pills and so on. Itchy throat is recommended to eat a light diet, avoid spicy and stimulating food, eat more fruits and vegetables, and go to the hospital in time for systematic examination, clear causes, active treatment, standardized medication.