Which of the following is false about drugs given in urinary incontinence: (A) Darifenacin is a selective M3 antagonist, (B) Flavoxate, Oxybutynin, Tolterodine are  muscarine receptor blockers used to decrease detrusor muscle contraction, (C) Tolterodine can be given as tansdermal patch, (D) Trospium is a quartenery amine with no CNS side effects
Answer is C. Oxybutynin can be given as transdermal patch, not Tolterodine.