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In this section: Postmarket Drug Safety Information for Patients and Providers

Azithromycin (marketed as Zithromax or Zmax) Information

Azithromycin is an FDA-approved antibiotic used to treat many types of infections affecting the lungs, sinuses, skin, and other parts of the body. The drug is sold under the brand names Zithromax and Zmax and as generics by many different drug companies. It works by stopping the growth of bacteria that can cause infections.

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