Oxytrol® for Women Patches. New! Full prescription strength. Oxybutynin transdermal system 3.9 mg/day. Overactive bladder treatment. Relief from overactive bladder. 1 patch treats for 4 days/4 nights. 32-day supply. Use: 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 the consumer information leaflet inside the package). Questions or comments Call toll-free:1-888-OXYTROL (1-888-699-8765) between 8:00 am and 5:00 pm Central Standard Time, Monday through Friday. ©Copyright & distributed by MSD Consumer Care, Inc., a subsidiary of Merck & Co., Inc., Whitehouse Station, NJ USA. All rights reserved. Oxytrol is a registered trademark of Watson Pharma, Inc.