Fluoroquinolones are a class of antibiotics with broad-spectrum activity, used to treat various bacterial infections effectively. 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. Learn about the side effects of ciprofloxacin, from common to rare, for consumers and healthcare professionals. Ciprofloxacin oral liquid or tablet may be used in children to prevent anthrax infection after possible exposure, and to treat serious kidney infections. Appropriate studies have not been performed on the relationship of age to the effects of ciprofloxacin extended-release tablets in the pediatric population. Ciprofloxacin (Cipro) is a fluoroquinolone antibiotic. It treats a wide variety of infections, including urinary tract, gut, and lung infections. The most common ciprofloxacin side effects are nausea, vomiting, and diarrhea. Skin rashes and liver changes are also possible. Rare but serious side effects, such as tendon rupture, nerve damage, and central nervous system (brain and spinal cord. Ciprofloxacin is an antibiotic belong to a group of drugs called fluoroquinolones. Learn about side effects, interactions and indications. 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 (Cipro) treats UTIs, pneumonia & more — but carries a serious FDA Black Box Warning. Learn safe dosage, side effects & drug interactions. Learn about the most common and serious side effects of ciprofloxacin, including nerve damage, tendon rupture, and heart risks. See when to seek care fast. Ciprofloxacin (Cipro) is a fluoroquinolone antibiotic. It can treat many types of bacterial infections, including sinus infections and urinary tract infections (UTIs). But because ciprofloxacin (Cipro) can cause serious side effects, such as tendon rupture and nerve damage, it's usually only prescribed for more serious infections or when there aren't any safer options. Ciprofloxacin (Cipro) is.