Oxytrol patch is a proven and approved treatment for overactive bladder and you can buy Oxytrol online at XL Pharmacy. Overactive bladder is a condition of lack of bladder control that results from sudden and involuntary contraction of the bladder, which results in frequent and unstoppable urge to urinate, and that affects a great number of people around the world. This transdermal patch contains oxybutynin which lower muscle spasms of the bladder and urinary tract. By relieving the muscles in the bladder, oxybutynin improves symptoms such as the inability to control urination (incontinence), feeling that one has to urinate (urgency), and having to go to the bathroom often (frequency). This medicine belongs to the class of drugs known as antispasmodics.