On this episode, I discuss the pharmacology surrounding QTc prolongation and drug interactions.

I discuss which medications are more likely to cause QTc prolongation and which patient populations we should be more concerned about.

Antiarrhythmics are a common class of medication that can exacerbate QTc prolongation when used with other interacting medications.

500 ms is a common value utilized to help identify patients at risk for QTc prolongation and ultimately torsades de pointes.

On this episode, I discuss the pharmacology surrounding QTc prolongation and drug interactions.


I discuss which medications are more likely to cause QTc prolongation and which patient populations we should be more concerned about.


Antiarrhythmics are a common class of medication that can exacerbate QTc prolongation when used with other interacting medications.


500 ms is a common value utilized to help identify patients at risk for QTc prolongation and ultimately torsades de pointes.


Be sure to check out our free Top 200 study guide – a 31 page PDF that is yours for FREE!


Support The Podcast and Check Out These Amazing Resources!

Flippin’ Pharmacology Flash Cards


Pharmacology Crossword Puzzle Book (Over 2,000 Clues/Questions!)


NAPLEX Study Materials


BCPS Study Materials


BCACP Study Materials


BCGP Study Materials


BCMTMS Study Materials


Meded101 Guide to Nursing Pharmacology (Amazon Highly Rated)


Guide to Drug Food Interactions (Amazon Best Seller)


Drug Interactions In Primary Care (Amazing Resource for Practicing Clinicians)


Perils of Polypharmacy (Great Resource for Those Who Work in Geriatrics)