Allergan, Inc. (NYSE: AGN ) announced today that the U.S. Food and Drug Administration (FDA) has approved BOTOX^® (onabotulinumtoxinA) for the treatment of overactive bladder (OAB) with symptoms of urge urinary incontinence, urgency and frequency in adults who have had an inadequate response to or are intolerant of an anticholinergic medication. In two double-blind,