Azithromycin is used orally for the treatment of mild to moderate upper and lower respiratory tract infections (pharyngitis and tonsillitis, acute sinusitis, acute exacerbations of chronic bronchitis and mild to moderate community-acquired pneumonia (CAP)), uncomplicated skin and skin structure infections caused by susceptible organisms, urethritis or cervicitis caused by Chlamydia trachomatis or Neisseria gonorrhea, chancroid caused by Haemophilus ducreyi, disseminated infections caused by Mycobacterium avium complex (MAC) in patients with human immunodeficiency virus (HIV) infection.