Other antibacterial drugs, cipro iv should be used only to treat or prevent infections that are proven or strongly suspected to be caused by bacteria. description . cipro iv (ciprofloxacin) is a synthetic broad spectrum antimicrobial agent for intravenous (iv) administration. Cipro® iv (ciprofloxacin) for intravenous infusion . 11 11 . warning: fluoroquinolones, including cipro® iv, are associated with an increased risk of tendinitis and tendon rupture in all ages. Cipro iv (ciprofloxacin) is a synthetic antimicrobial agent for intravenous (iv) administration. ciprofloxacin, a fluoroquinolone, is 1 cyclopropyl 6 fluoro 1,4 dihydro 4 oxo 7 (1piperazinyl) 3quinolinecarboxylic acid. its empirical formula is c 17 h 18 fn 3 o 3 and its chemical structure is:. Cipro iv is indicated for treatment of plague, including pneumonic and septicemic plague, due to yersinia pestis (y. pestis) and prophylaxis for plague in adults and pediatric patients from birth to 17 years of age. efficacy studies of ciprofloxacin could not be conducted in humans with plague for feasibility reasons. Nda 019857 cipro iv fda approved 25 february 2011 2 clinical pharmacology absorption following 60 minute intravenous infusions of 200 mg and 400 mg ciprofloxacin to normal volunteers, the mean maximum serum concentrations achieved were 2.1 and 4.6 µg ml, respectively; the concentrations at 12 hours were 0.1 and 0.2 µg ml, respectively.