URTIs eg, tonsillitis, sinusitis, otitis media. Lower resp tract infections eg, acute & chronic bronchitis, lobar & bronchopneumonia. GUT infections eg, urethritis, cystitis, pyelonephritis. Skin & soft tissue infections eg, abscesses, cellulitis, boils. Bone & joint infections eg, osteomyelitis. Other infections eg, abortion sepsis, puerperal sepsis, intra-abdominal sepsis, septicemia, peritonitis, post-op infections. Prophylaxis against infection which may be associated w/ major surgical procedures eg, GI, pelvic, cardiac, renal, head & neck, joint & biliary tract surgery.