Azithromycin Dry Suspension can be kept sealed and dry for 24 months in general. Azithromycin dry suspension main ingredient is azithromycin, belongs to the antibiotic class of drugs, clinical can be used for the treatment of bacterial infections caused by bronchitis, pneumonia, tonsillitis, etc., if in the regular dry environment at the preservation, can be put 24 months. Azithromycin dry suspension should be used under the guidance of a doctor, not blindly use the drug. If there are neurological symptoms such as dizziness, headache, or adverse reactions such as palpitations (rapid heartbeat, often accompanied by panic) after taking the drug, you should consult a doctor in time. And patients with a history of allergy to azithromycin, erythromycin, other macrolides or ketolactone antibiotics should be prohibited.