Which of the following drug possess maximum action on nicotinic receptors?: (A) Bethanechol, (B) Carbachol, (C) Pilocarpine, (D) Methacholine
Answer is B. Drugs Acts on Action Indication Pilocarpine M3, Pupil Miosis Glaucoma Bethanechol M3, Bladder Increase outflow Atonic bladder Carbachol Nicotinic , muscarinic Methacholine M2 Cardiac suppression Tachycardia, Arrhythmias