环丙氟哌酸，英文名Ciprofloxacin(INN)，是一种氟喹诺酮类化合抗生素药物。 它是第二代氟喹诺酮抗菌素。它能杀死如炭疽一类的细菌，通过干扰导致DNA复制后反转录的酶，阻止DNA和蛋白质的合成。

它的别名有：环丙氟哌酸、奔克、丙氟哌酸、环丙沙星、健美灵、适普灵、特美力、悉复欢、悉普宁、西普乐、特美力、奎诺仙、环福星、全复康、速博新、Ciprofloxacin、Bay-O-9867、 CFLX、Ciproxin、Cifran、Temaril及CPFX等。

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. It can be taken by mouth or used intravenously.