Ditropan XL: Full prescribing information from RxList.Oxybutynin - Familydoctor.org: Information for patients in English and Spanish.Oxybutynin Chloride ( Ditropan XL ): A prescription drug for the treatment of overactive bladder. Includes manufacturer's prescribing information and feedback forms.Oxytrol: Official Pharmaceutical Web site - Watson Pharma, Inc.