Laudanosine is a metabolite of: (A) Atracurium, (B) Cis Atracurium, (C) Pancuronium, (D) Vecuronium
Answer is A. Refer Miller 7/e p 880 Both Atracurium and cis-Atracurium are eliminated by Hoffman's elimination Atracurium is also metabolized by liver to some extent and result in production of a metabolite laudanosine that can cause CNS toxicity including seizures