“…At present, the most commonly used FQs in the United States are ciprofloxacin, levofloxacin, gatifloxacin, and moxifloxacin. 72 Ciprofloxacin has been approved for simple and complex urinary tract infections (including cystitis, pyelonephritis and chronic bacterial prostatitis, genitourinary and rectal gonorrhea without complications), skin and other soft tissue infections, bone and joint infections, infectious diarrhea and typhoid, intra-abdominal infections (when used with metronidazole), sinusitis and hospital-acquired pneumonia, etc. Ciprofloxacin is also approved for empirical treatment in patients with febrile neutropenia, prevention and treatment of anthrax, and lower respiratory tract infections (including acute bacterial deterioration of chronic bronchitis, pneumonia (except pneumococcal pneumonia ), hospital-acquired pneumonia, etc).…”