This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: DNB 2018, Subject name: Pharmacology
Which of the following drug helps in rapid reversal of effect of rocuronium ? 
Select and explain. 
A. Neostigmine, B. Sugammadex, C. Edrophonium, D. Atropine
B: Sugammadex
Answer: B: Sugammadex 
Explanation: - 2 reversal agent of rocuronium:- Neostigmine:- Inhibits Acetylcholine esterase- |Ach. ( Neuromuscular agonist, Muscarinic Action) Suggamadex :- reversing agent developed for terminating the action of nondepolarizing muscle relaxants- rocuronium and vecuronium. It is selective relaxant binding agent. - Suggamadex is much faster than Neostigmine but it can cause allergies. - Edrophonium antagonize neuromuscular blockade purely by inhibiting acetylcholinesterase activity.