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Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
which of the following drug binds only with the aniotic site of cholinesterase?
assistant
The correct answer is  Ref:KD Tripathi pharmacology 7th edition (page.no: 105) Edrophonium and Tacrine attach only to the anionic site and don't form a covalent bond with the enzyme. so, edrophonium is a very sho-acting drug. While organophosphates attach only to the esteratic site forming a covalent bond. Carbamates (physostigmine, pyridostigmine, neostigmine) carbamylate the esteratic site of the enzyme