Maximum duration of action is seen with: (A) Atracurium, (B) Rocurium, (C) Pancuronium, (D) Rapacurium
Answer is C. Non-depolarising blockers : Long acting (>50mins) : d-Tubocurare, Pancuronium, Doxacurium, Pipecuronium. Intermediate acting (20-50mins) : Vecuronium, Atracurium ,Cisatracurium, Rocuronium . Sho acting (<20mins) : Mivacurium,Rapacuronium.