This is a multi-center, randomized, doubled-blind, double dummy clinical study, in comparison with Tolterodine Tartrate Extended-Release Tablet as active parallel control to evaluate the efficacy and safety of Propiverine Hydrochloride Extended-Release Capsule in the treatment of Overactive Bladder in Chinese population with urgent micturition, frequent micturition and/or urge urinary incontinence.
The purpose of this Phase III study is to evaluate the efficacy and safety of Propiverine Hydrochloride Extended-Release Capsule in the treatment of overactive bladder in Chinese population with urgent micturition, frequent micturition and/or urge urinary incontinence.