Levofloxacin
prostatitis
"I think it should be considered medical malpractice for a physician to prescribe this drug to an elderly man with heart problems, especially known congestive heart failure.  My father didn't know he should report muscle weakness he experienced while taking this drug, and there was no followup by the physician.  Since the heart is a muscle, I think this drug propelled my father into endstage heart failure, which he now has."