Chronic pharyngitis is a diffuse chronic inflammation of the pharyngeal mucosa, submucosa and lymphoid tissue as part of the chronic inflammation of the upper respiratory tract, mostly seen in adults. Patients with chronic pharyngitis generally have no obvious systemic symptoms, and those with symptoms mainly manifest as foreign body sensation in the pharynx, itchy pharynx, burning sensation, dryness or slight pain in the pharynx. Some patients may have frequent irritating coughs with nausea in the morning due to sticky secretions attached to the back wall of the pharynx. Patients with chronic pharyngitis usually have no sputum or cough up only granular couscous-like secretions. The treatment of chronic pharyngitis first needs to address the causes, such as insisting on outdoor activities, quitting smoking and drinking, eating less or no spicy and irritating food, keeping indoor air fresh, and actively treating chronic inflammation of the respiratory tract such as rhinitis, tracheobronchitis, pharyngeal reflux and other systemic diseases. In addition, chronic pharyngitis is divided into chronic simple pharyngitis, chronic hypertrophic pharyngitis, atrophic pharyngitis and dry pharyngitis, different classification treatment methods. Chronic simple pharyngitis can be localized commonly used compound borax solution, furacilin solution, compound chlorhexidine gargle solution, etc. gargle, but also can contain iodine throat tablets, mint throat tablets and proprietary Chinese medicine tablets; chronic hypertrophic pharyngitis patients in addition to the above treatment, laser, low-temperature plasma treatment can be used; atrophic pharyngitis and dry pharyngitis can be used 2% iodine glycerin coating the pharynx, while taking vitamins A, B2, C, E, can Promote the growth of mucosal epithelium. In summary, chronic pharyngitis mainly manifests as dry pharynx, itchy pharynx, foreign body sensation in the pharynx, and may be accompanied by cough. Treatment mainly includes etiological treatment and local treatment.