Ciprofloxacin is a fluoroquinolone (flor o kwin o lone) antibiotic that fights bacteria in the body. it is used to treat different types of bacterial infections, including skin infections, bone and joint infections, respiratory or sinus infections, urinary tract infections, and certain types of diarrhea. Find patient medical information for ciprofloxacin oral on webmd including its uses, side effects and safety, interactions, pictures, warnings and user ratings. Ciprofloxacin is an antibiotic used to treat a number of bacterial infections. this includes bone and joint infections, intra abdominal infections, certain type of infectious diarrhea, respiratory tract infections, skin infections, typhoid fever, and urinary tract infections, among others. for some infections it is used in addition to other antibiotics. Ciprofloxacin is the generic form of the brand name antibiotic cipro. doctors prescribe ciprofloxacin to treat or prevent infections caused by various bacteria that are sensitive to ciprofloxacin. Ciprofloxacin comes as a tablet, a suspension (liquid), and an extended release tablet to take by mouth with or without food. the tablets and suspension are usually taken twice a day, and the extended release tablets are usually taken once a day.