Pharmacology Autonomic nervous system 1212d005 Drug of choice for hyperhidrosis is A Phenylephrine B Atropine C Darifenacin D Trospium High-Yield Explanation Darifenacin is considered as drug of choice for hyperhidrosis-excess sweating as it blocks m3 receptors on sweat glands Ref: KDT 6th ed pg 118