Adenosine
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Effects mediated through G protein-coupled adenosine receptor.
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Activates acetylcholine-sensitive K+ current in the atrium and sinus and A-V node.
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Decreases action potential duration, reduces automaticity
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Increases A-V nodal refractoriness
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Rapidly terminates re-entrant supraventricular arrhythmias (I.V)
Category: Pharmacology Notes
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