<prompt> Which of the following drug undergoes Hoffmans elimination?AtracuriumPancuroniumMivacuriumVecuronium  <response>: Ans. A AtracuriumRef: KDT 8the p380Atracurium and cis-atracurium undergo Hoffmanns elimination spontaneous non-enzymatic molecular rearrangement and are the agents of choice for patients with hepatic or renal insufficiency.Atracurium is metabolized to laudanosine that is responsible for seizures. Cis-atracurium is relatively safe in this regard. 