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. Ciprofloxacin is also used to treat people who have been exposed to anthrax or certain types of plague. Ciprofloxacin should be used only for infections that cannot be treated with a safer antibiotic. Fluoroquinolone antibiotics can cause serious or disabling side effects that may not be reversible, such as tendon rupture or nerve problems. Ciprofloxacin can cause serious side effects, including tendon problems, nerve damage, serious mood or behavior changes, or low blood sugar. Stop using this medicine and call your doctor at once if you have symptoms such as: headache, hunger, irritability, numbness, tingling, burning pain, confusion, agitation, paranoia, problems with memory or concentration, thoughts of suicide, or sudden pain or movement problems in any of your joints. In rare cases, ciprofloxacin may cause damage to your aorta, which could lead to dangerous bleeding or death. 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 may mask or delay the symptoms of syphilis. Ciprofloxacin extended-release tablets are only used to treat urinary tract infections, including acute uncomplicated pyelonephritis. Proquin® XR tablets are only used to treat uncomplicated or simple urinary tract infections (acute cystitis). Ciprofloxacin belongs to the class of drugs known as quinolone antibiotics. It works by killing bacteria or preventing their growth.
Jan 15, 2019. Ciprofloxacin learn about side effects, dosage, special precautions, and more on MedlinePlus. Sep 5, 2018. Cipro ciprofloxacin is a brand-name prescription antibiotic medication. It's used to treat infections caused by bacteria. Cipro belongs to a class.