There is a little hyperplasia in the posterior wall of the pharynx, which may be lymphoid follicular hyperplasia in the posterior wall of the pharynx, and foreign body sensation may appear, which is mostly seen in pharyngitis, such as acute pharyngitis, which may be eliminated by itself after the control of the primary factors; it is more difficult for chronic pharyngitis to be cured by itself. Lymphoid follicular hyperplasia caused by acute pharyngitis may be self-healed after the acute inflammation in the pharynx disappears. Chronic pharyngitis lymphoid follicular hyperplasia of the posterior wall of the pharynx, can appear in the pharynx foreign body sensation, dry pharynx, itchy pharynx and other symptoms, due to the inflammation of the formation of a longer period of time, the possibility of self-healing is smaller. Generally need to be treated by drugs, such as oral coral tablets, silver yellow tablets, etc., can control the local inflammatory symptoms, but the hyperplasia of the tissue can subside from person to person. Patients with pharyngitis should avoid spicy and irritating foods and follow the doctor’s instructions for standardized treatment.