Azijem-500 contains Azithromycin, a macrolide antibiotic used to treat certain bacterial infections. It may be prescribed for susceptible infections of the respiratory tract, throat, ears, skin, and soft tissues, depending on the diagnosis. Azithromycin works by inhibiting bacterial protein synthesis, helping prevent bacteria from growing and multiplying. Use this prescription medicine only as directed by a qualified healthcare professional. It is not effective against viral infections such as the common cold or flu.