Treatment of a wide range of infections including anthrax, biliary tract, bone & joint, lower resp tract, urinary tract & skin (including soft tissue) infections; infected bites & stings, cat scratch disease, chancroid, exacerbations of cystic fibrosis, gastroenteritis, gonorrhea, Legionnaire's disease, otitis externa, otitis media, peritonitis, Q-fever, septicemia, spotted fevers, typhoid & paratyphoid fever, typhus.