Atropine

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 The drug Atropine is an antagonist of muscarinic receptorsUNIQ651baa63202649c-nowiki-00000001-QINU1UNIQ651baa63202649c-nowiki-00000002-QINU. Atropine comes from Atropa belladonna which is sometimes referred to as the deadly nightshade. Atropine causes pupil dilation however it is not used in surgery anymore because its effects last approximately 6 days. As atropine is a muscarinic antagonist it can cause an increase in heart rate and is therefore sometimes used in resuscitation.


  1. Dale, M.M. and Haylett, D.G., 2009. Pharmacology Condensed. 2nd ed. Churchill Livingstone.
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