Lower resp tract infections, acute bacterial otitis media, sinusitis, UTI, skin & tissue infections. Amoxicillin resistant β-lactamase producing strains. Recurrent tonsillitis, acute exacerbations of chronic bronchitis, bronchopneumonia, septic abortion, pelvic or puerperal sepsis & intra-abdominal sepsis, cellulitis, animal bites & severe dental abscess w/ spreading cellulitis.