The common causes of foreign body sensation in the throat are the following two: 1, because of the chronic inflammatory stimulation of the throat, the patient’s tongue root and the back wall of the pharynx will appear hyperplastic lymphatic follicles, lymphatic follicles are too much or too large, the patient will have different degrees of foreign body sensation, in terms of treatment, the main is the symptomatic use of Chinese herbal medicines to clear the throat, such as li-pharynx pill or li-pharynx capsule If the effect of conservative treatment is not good, the lymphatic follicles can be removed by minimally invasive means such as laser to improve the symptoms. 2, because patients with excessive secretion of stomach acid, reflux through the esophagus to the throat, stimulating the pharyngeal mucosa, causing edema, usually mainly targeted use of drugs to inhibit stomach acid, such as omeprazole oral, pay attention to reasonable A light diet.