Used to treat overactive bladder by relaxing the bladder muscles. Helps reduce symptoms like frequent or urgent need to urinate and incontinence. Works as an anticholinergic agent, blocking certain nerve signals that cause bladder muscle contractions. Taken orally, it improves bladder control and quality of life in adults with urinary issues. Not typically used in children. May cause dry mouth, constipation, or blurred vision as side effects.