Critical Care Medicine-Neurologic Disorders>>>>>Analgesia, Sedation and Neuromuscular Blockade
Question 8#

Sugammadex has the HIGHEST affinity for which of the following neuromuscular blocking agents?

A. Rocuronium
B. Mivacuriam
C. Vecuronium
D. Cisatracurium
E. Atracurium

Correct Answer is A

Comment:

Correct Answer: A 

Sugammadex binds aminosteroid neuromuscular blocking drugs such as rocuronium and vecuronium causing a quick reversal of their effects. Sugammadex has little to no affinity for nonsteroidal neuromuscular blocking agents such as mivacurium, atracurium, and cisatracurium. Although sugammadex does have significant affinity for vecuronium, it has a higher affinity for rocuronium.

Reference:

  1. Bom A, Hope F, Rutherford S, Thomson K. Preclinical pharmacology of sugammadex. J Crit Care. 2009;24(1):29-35.