This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: ANS, Subject name: Pharmacology
[{'content': 'Which of the following is most uroselective anticholinergic drug? \nSelect and explain. \nA. Darifenacin, B. Tolbutamide, C. Duloxetine, D. Tamsulosin', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Muscarinic anatagonists acting on bladder : SOFT BLADDER S - solifenacin O - Oxybutynin F - Flavoxate T - Tolterodine , Trospium chloride Bladder- Darifenacin Side effects - Urinary Retention Tolbutamide is sulfonylureas , used as a hypoglycemic agent,stimulates the secretion of insulin by the pancreas Duloxetine is used AS SNRI in depression,neuropathic pain ,fibromyalgia etc Tamsulosin is uroselective alpha blocker, used in BPH', 'role': 'assistant'}]