urinary tract infection
"This is poison and can cause long term muscular, joint and nerve damage and degeneration.  After one pill I felt leg pain and tightness that felt muscular in nature.  I talked to my doctor and she didn't associate it with cipro.  After another day of taking it, the pain began migrating, heading into my joints and moving all around my body.  I popped my shoulder and had excruciating pain taking my briefcase out of my car.  I read on line and found out about cipro toxicity.  I called my doctor and said I read about this and given my symptoms I thought I should stop it.  They agreed.  I have been off the pills for 5 days now and still have the roving pains.  Mostly in legs, shooting, burning, aching, tight alternating. Hands,shoulders,knees..."