Just google "cipro tendon damage"-disclaimer you will have to sort through lots of lawyer ads. Now another disclaimer- I have in my practice life prescribed these multiple times without any known problems, but there are multiple reports. The duration of the risk is unknown, how long after you stop taking them does it go away? Best is prevention, don't be afraid to ask if you are prescribed these if there are alternatives. The FDA issued what they call a "black box warning" several years back that quinolone should not be used for treatment of routine urinary tract infections unless there are no other choices, i still see it used some