Study of Botulinum Toxin Type A for the Treatment of Patients With Idiopathic Overactive Bladder With Urinary Incontinence

OnabotulinumtoxinA (botulinum toxin Type A) 100 U injected into the detrusor at Day 1, followed by a repeat injection of onabotulinumtoxinA 100 U after a minimum of 12 weeks (if applicable). Or, if placebo is administered at Day 1, onabotulinumtoxinA 100 U injected after a minimum of 12 weeks (if applicable).

Normal saline (placebo) injected into the detrusor at Day 1.