The objectives of the study were to confirm that a single, 2.0-g dose of azithromycin sustained release (SR) was at least as effective to 10 days of oral levofloxacin 500 mg once a day, when used to treat adults with uncomplicated, acute bacterial sinus infections, and to evaluate the safety of both treatments.
Azithromycin SR 2.0 g by mouth in the form of a slurry x 1 dose
placebo
levofloxacin 500 mg capsule by mouth qd x 10 days
placebo
Buenos Aires, Argentina