Most cases of chronic maxillary sinusitis can be clinically cured by general treatment, medication or surgery. There are more causes of the disease, so it is easy to recur, and some cases with allergic rhinitis and asthma and other causative factors often persist, resulting in the disease can be prolonged. A complete cure cannot be achieved. Chronic maxillary sinusitis is mostly caused by repeated episodes of acute maxillary sinusitis, after drug treatment or surgical treatment, most of them can have a good therapeutic effect, and the symptoms can basically be better controlled. Some of them are accompanied by allergic rhinitis and asthma, cilia immobility syndrome, eosinophilia nasal polyps, the treatment effect is often temporary, the symptoms are prone to recurrence. Because of the individual differences, can not ensure that can be cured, can be effective in controlling the symptoms. 1. General treatment: Maxillary sinus irrigation can be carried out to wash out the purulent secretions in the maxillary sinus and relieve nasal congestion, etc. Antibiotics and glucocorticoid drugs can also be injected into the maxillary sinus. 2. medication: ① commonly used drugs such as antibiotics roxithromycin, clindamycin and other macrolide antibiotics; ② glucocorticoid drugs: mometasone furoate nasal spray, budesonide aerosol, etc., you can also take prednisone, which can improve the symptoms; ③ mucus solubilizing and promoting the excretion of agents, such as eucalyptus-pin intestinal capsule, in order to dilute the mucus. 3. Surgical treatment: chronic sinusitis has obvious anatomical abnormalities, drug treatment is ineffective, can do surgical treatment, through the nasal endoscopy to remove the lesion. Chronic maxillary sinusitis should be standardized medication and treatment under medical advice, do not self-medication, to avoid causing adverse consequences.