To reduce the development of drug-resistant bacteria and maintain the effectiveness of Ciprofloxacin Tablets USP and other antibacterial drugs, Ciprofloxacin Tablets USP should be used only to treat or prevent infections that are proven or strongly suspected to be caused by bacteria. Learn about ciprofloxacin (Cipro) usage and dosing. Read the latest news and reviews about the drug as well as potential side effects and popular alternatives. Ciprofloxacin is used to treat a variety of bacterial infections. Ciprofloxacin belongs to a class of drugs called quinolone antibiotics. Learn about side effects, dosages, drug interactions, and more. Find patient medical information for Ciprofloxacin (Cipro, Cipro XR, Proquin XR) on WebMD including its uses, side effects and safety, interactions, pictures, warnings, and user ratings Ciprofloxacin hydrochloride is the hydrochloride of ciprofloxacin, which is a synthetic second-generation quinolone antibacterial drug with broad-spectrum antibacterial activity and good bactericidal effect. Ciprofloxacin is used to treat bacterial infections in many different parts of the body. Ciprofloxacin oral liquid and tablets are also used to treat anthrax infection after inhalational exposure. This medicine is also used to treat and prevent plague (including pneumonic and septicemic plague). Ciprofloxacin hydrochloride, USP, a fluoroquinolone, is the monohydrochloride monohydrate salt of 1-cyclopropyl-6-fluoro-1, 4-dihydro-4-oxo-7-(1-piperazinyl)-3-quinolinecarboxylic acid. Ciprofloxacin is used to treat a wide variety of infections, including infections of bones and joints, endocarditis, bacterial gastroenteritis, malignant otitis externa, bubonic plague, respiratory tract infections, cellulitis, urinary tract infections, prostatitis, anthrax, and chancroid. Ciprofloxacin: learn about side effects, dosage, special precautions, and more on MedlinePlus Cipro (ciprofloxacin), a fluoroquinolone antibiotic, is used to treat a wide range of bacterial infections, including certain skin, bone, joint, abdominal, prostate, respiratory and genitourinary tract infections.