This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Autonomic nervous system, Subject name: Pharmacology
Drug used for cobra bite is 
Select and explain. 
A. Neostigmine, B. Atropine, C. Adrenaline, D. Physostigmine
A: Neostigmine
Answer: A: Neostigmine 
Explanation: In cobra bite, there is Neuromuscular paralysis. Neostigmine increase acetylcholine metabolism at synapse so that more ach is available to act on NM receptors producing muscle contraction physostigmine may have unnecessary central side effects Ref: KDT 6th ed pg 102