If you cough and have phlegm in your throat, it is considered as reflux laryngitis. The patient's medical history is traced back to chronic gastritis, chronic esophagitis, and gastroesophageal reflux. Because of acid reflux and belching, the throat mucosa is congested and swollen, and there will be phlegm. The patient's voice is constantly cleared, his voice is hoarse, he feels burned, and he has retching when brushing his teeth in the morning. In this case, regular PPI drug treatment should be carried out for four to six weeks. PPI drugs include Nexium, Pantoloc and Polite. At the same time, Cherno and Olongma should be used to dissolve phlegm. In addition, some Chinese patent medicines: Ganju Bingmei Tablets, Bibaike Capsules, and Lanqin Oral Liquid are used for traditional Chinese medicine conditioning. At the same time, the patient should be advised not to eat midnight snack, not to lie down after eating, and not to be full after eating. Try to eat less sticky rice, corn, sweet potatoes, coffee, chocolate and other indigestible things.