Which of the following is longest acting cholinesterase inhibitor used for myasthenia gravis?
Correct Answer: Pyridostigmine
Description: Both neostigmine and pyridostigmine are used in myasthenia gravis. Pyridostigmine is longer acting than neostigmine. These drugs act by inhibiting acetylcholinesterase. Edrophonium is very sho acting anti-cholinesterase and is preferred drug for diagnosis of myasthenia gravis. Physostigmine is a lipid soluble anticholinesterase used in glaucoma and atropine poisoning.
Category:
Pharmacology
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