what does azithromycin used for
Bacterial Infections. Azithromycin is most commonly used to treat the following infections: 1  Respiratory infections, such as bronchitis. 2  Ear infections (otitis media). 3  Sinus infections (sinusitis). 4  Pneumonia. 5  Throat infections (tonsillitis/ pharyngitis). 6  Skin infections, such as cellulitis, folliculitis, or impetigo.