Carbachol is used in the eye to produce miosis. How does it differ from Pilocarpine?
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Correct answer: It has both muscarinic and significant nicotinic activity
Carbachol is a potent choline ester that acts as a direct agonist at both muscarinic and nicotinic receptors. It is resistant to acetylcholinesterase and can also trigger the release of acetylcholine from nerve terminals.
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