M3 Receptor antagonist used in the treatment of bladder over activity is:: (A) Tamsulosin, (B) Desmopressin, (C) Doxazosin, (D) Darifenacin
Answer is D. Ans: d (Darifenacin) Ref:Campbells urology, 9th ed,p. 2093Darifenacin is a relatively selective M muscarinic receptor antagonist used in bladder overactivity.The other anti muscarinic agents used are:TolterodineTrospiumSolifenacinPropanthelineAtropineHyocyanine