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NBME 24 Answers

nbme24/Block 1/Question#34

A 62-year-old man comes to the physician for a ...

Sotalol

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submitted by neonem(262),

Sotalol is a type III antiarrhythmic (K+ channel-blocking) that also has beta-blocker activity (Type II antiarrhythmic). This explains the decreased heartrate and blood pressure (beta-1 blocking activity), with the QT prolongation - all type III AADs cause QT prolongation.