Controlled Study of ONO-8025 (KRP-197) in Patients With Overactive Bladder in Japan

Inclusion Criteria: 1. Patients who are 20 years old or over with overactive bladder 2. Total number of urinary incontinence episodes per week is 5 or over 3. Mean number of micturition per day is 8 or over 4. Mean number of urinary urgency episodes per day is 1 or over 5. Other inclusion criteria as specified in the study protocol Exclusion Criteria: 1. Patients with genuine stress incontinence 2. Patients suffering from complications such as bladder tumor, bladder stone and urinary tract infection 3. Patients who have undergone surgical operation of urinary and/or genital organs within 6 months prior to the study 4. Patients suffering from complications for which anticholinergics are contraindicated 5. Other exclusion criteria as specified in the study protocol