Treats overactive bladder in women. You may be suffering from overactive bladder if you have had 2 or more of the following symptoms for at least 3 months: urinary frequency (the need to urinate more often than usual typically more than 8 times in 24 hours) urinary urgency (a strong need to urinate right away) urge incontinence (leaking or wetting yourself if you cannot control the urge to urinate). Non-drug therapies may also help you (see consumer information leaflet inside the package). Full prescription strength. 1 patch treats 4 days/4 nights. 16-day supply.Active Ingredients: In Each Patch (Transdermal System): Oxybutynin 3.9 mg/Day