MMedXYNews
Ask AIHomeVideos
MedXY AI/MedXY News/Section: Cardiology
Cardiology

Vernakalant Beats Procainamide for Rapid ED Cardioversion of Recent-Onset Atrial Fibrillation: Results from RAFF4

MedXY Editorial TeamNov 21, 2025
atrial fibrillationProcainamide

Highlights

– In the RAFF4 randomized clinical trial (n=350), vernakalant converted a greater proportion of patients to sinus rhythm within 30 minutes than procainamide (62.4% vs 48.3%; adjusted absolute difference 15.0%).

– Vernakalant achieved conversion faster (mean 21.8 vs 44.7 minutes) and reduced the need for attempted electrical cardioversion (33.7% vs 44.2%).

MedXY registered readers

Sign in free to continue reading

Create or use your MedXY account to unlock the complete article.

This article was created using several editorial tools, including AI, as part of the process. Human editors reviewed this content before publication.

Related articles

Anticoagulation in Octogenarians with Atrial Fibrillation: Balancing Mortality Benefits and Bleeding Risks

CardiologyNov 4, 2026

Impact of Subtypes and Ventriculocoronary Connections on Hypoplastic Left Heart Syndrome Outcomes: Insights from the Fetal Heart Society Multicenter Study

CardiologyNov 4, 2026

Assessing Cardiovascular Risk Prediction Models in Postmenopausal Women With Chronic Kidney Disease: Insights from the Women’s Health Initiative

CardiologyNov 3, 2026
Loading comments...

Most read

  1. 01Intimate Health

    Five Benefits for Women Continuing Sexual Activity After Menopause

  2. 02Intimate Health

    Why Some Women Have a Strong Sex Drive—And Why Men Shouldn't Worry About It

  3. 03Nursing & care

    How often should a couple have sex?

  4. 04Cardiology

    Precision Medicine for Long QT Syndrome Type 2: Lumacaftor Corrects Trafficking Defects and Shortens QT Interval

  5. 05General Surgery

    Optimizing Postoperative Opioid Prescriptions After Intra-Abdominal Cancer Surgery: Comparing the 5x-Multiplier and 3-Tier Models

Go deeper with MedXY AI

Explore the evidence behind the news.

Ask AI
MedXY briefing

Stay informed

Medical news and research updates, delivered to your inbox.

© 2026 MedXY
Contact usAbout usPrivacy PolicyMedXY story