This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Neuromuscular Blocker, Subject name: Anaesthesia
[{'content': 'All of the following nondepolarising neuromuscular blocker causes histamine release except- \nSelect and explain. \nA. Atracurium, B. Mivacurium, C. d-tubocurare, D. Vecuronium', 'role': 'user'}, {'content': 'Answer: D \nExplanation: All benzylisoquinoline nondepolarising neuromuscular blocker causes histamine release. Aminosteroid group does not release histamine. NDNB divided in three group according to duration of action - Long- acting, intermediate - acting and sho- acting. Aminosteroid Long acting Pancuronium pipecuronium Benzylisoquinoline D-tubocurane, Doxacurium Intermediate acting Aminosteroid Vecuronium Rocuronium Benzylisoquinoline Atracurium Cisatracurium Sho acting Aminosteroid Rapacuronium Benzylisoquinoline Mivavcurium * Benzylisoquinoline group causes histamine release so IV injection of these drugs can cause hypotension,tachycardia, Bronchospasm, Flushing.', 'role': 'assistant'}]