Tag: clarithromycin

Macrolides and QT-Prolonging Drugs: Understanding the Arrhythmia Risk

Mar, 10 2026

Macrolide antibiotics like azithromycin and clarithromycin can prolong the QT interval, raising the risk of a dangerous heart rhythm called Torsades de Pointes. Learn who’s most at risk and how to avoid this preventable danger.

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