This medication is used to treat infections caused by susceptible strains of specific microorganisms, including:

• Uncomplicated urinary tract infections caused by Escherichia coli and Proteus mirabilis.
• Otitis media caused by Haemophilus influenzae (both beta-lactamase positive and negative strains), Moraxella catarrhalis (mainly beta-lactamase positive), and Streptococcus pyogenes.
• Pharyngitis and tonsillitis caused by Streptococcus pyogenes.
• Acute bronchitis and acute exacerbations of chronic bronchitis caused by Streptococcus pneumoniae and Haemophilus influenzae.
• Uncomplicated gonorrhea (cervical/urethral) caused by Neisseria gonorrhoeae (both penicillinase- and non-penicillinase-producing strains).