Azithromycin is not effective against chronic pharyngitis itself; patients with chronic pharyngitis usually do not need to use to Azithromycin. Azithromycin is a kind of antibiotic drug with antibacterial effect, which can treat infectious diseases caused by sensitive bacteria. Chronic pharyngitis is the pharynx long-term repeated exposure to dust, inflammatory stimuli caused by, mainly through local treatment, such as simple patients with furacilin solution gargle, grass coral tablets, etc.; hypertrophic chronic pharyngitis, generally do not need to use to azithromycin or other antibiotic drugs. Acute pharyngitis is usually caused by bacterial and viral infections, bacterial infections can be treated with azithromycin. Azithromycin may cause diarrhea or loose stools, abdominal pain, nausea, vomiting and other adverse reactions; in addition to azithromycin allergy must be disabled. Previous use of azithromycin with hepatic insufficiency, or cholestatic jaundice also needs to be disabled. Individuals should not abuse the drug, the treatment of chronic laryngitis, do follow the doctor’s prescription medication.