Investigation of Tolterodine, Pregabalin and a Tolterodine - Pregabalin Combination for the Treatment of Overactive Bladder

- Subjects with symptoms of overactive bladder for less than 6 months prior to
randomization.

- Significant stress incontinence as determined by the investigator e.g. stress
predominant mixed incontinence, positive cough provocation test.

- Subjects with any condition that would contraindicate the use of tolterodine or
pregabalin, including: Uncontrolled narrow angle glaucoma; Urinary retention;
Myasthenia gravis; Gastric retention; Severe ulcerative colitis; Toxic megacolon; Rare
hereditary problems of galactose intolerance; Fructose intolerance; Sucrose-isomalate
insufficiency; Lapp lactase deficiency; Glucose-galactose malabsorption.