Acute pharyngitis is a relatively common disease in otolaryngology, mainly manifested as sore throat, dry throat, patients may have fever, general muscle aches, general malaise and other discomfort. Clinically, if acute pharyngitis recurs, the following reasons are mainly considered: 1. The patient’s resistance is too low, the patient may often stay up late, eat irregularly, sleep irregularly, or the climate environment and other factors that induce. The patient is very easy to get acute pharyngitis, very easy to appear throat infection; 2, pharyngitis each time treatment is not complete, the patient each time you get acute pharyngitis may be given treatment, but the treatment of drugs, the amount of drugs and drug application time is not enough, resulting in the disease is only reduced, not completely cured. The next time the patient has a slight cold, the disease immediately appears again. Therefore, for recurrent episodes of acute pharyngitis, it is recommended that patients seek out an experienced outpatient otolaryngologist for systematic examination and then guidance on treatment.