Treatment of the Following Infections: Urinary tract infections caused by Escherichia coli and Proteus mirabilis; otitis media caused by Haemophilus influenzae (β-lactamase-positive and -negative strains), Moraxella (Branhamella) catarrhalis (most of which are β-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 (β-lactamase-positive and -negative strains); gonorrhoea (cervical/urethral) caused by Neisseria gonorrhoeae (penicillinase and non-penicillinase-producing strains); typhoid fever.