<prompt> Which drug can be eliminated by nonenzymatic degradation-AtracurimPancuroniumMivacuriumDexacurium  <response>: Refer: Morgan and Mikhails Clinical Anaesthesiology, 5th edition, pg no. 216, 269The unique feature of atracurium is inactivation in plasma by spontaneous non-enzymatic degradation Hofmann elimination in addition to that by alkaline ester hydrolysisConsequently its duration of action is not altered in patients with hepaticrenal i9nsufficiency or hypodynamic circulation preferred muscle relaxant for such patients as well as for neonates and the elderlyAtracurium is metabolized to laudanosine that is responsible for seizures. 