Which of the following drug is used for overactive bladder?: (A) Duloxetine, (B) Darifenacin, (C) Oxybutynin, (D) Flavoxate
Answer is B. Ref:KD Tripathi pharmacology 7th edition (page.no: 118) Darifenacin & Solifenacin are competitive muscarinic receptor antagonists of the M3 muscarinic receptor of the bladder. Receptor blocking limits bladder contractions, and reduce symptoms of bladder irritability/overactivity