The drug-shock strategy was more effective for patients experiencing atrial fibrillation for the first time and for patients younger than 70 years, the researchers said. Both the anti-arrhythmia drug ...

The 204 people randomized to IV procainamide (plus electrical cardioversion if necessary, with up to three shocks) showed a 96% rate of conversion to sinus rhythm that was maintained for at least 30 ...

LISBON, Portugal—Patients presenting to the emergency department (ED) with new, symptomatic A-fib do not necessarily need to undergo immediate cardioversion, as is now common practice, the RACE 7 ...

Medically reviewed by Angela Ryan Lee, MD It's essential to seek emergency care if a rapid heartbeat is paired with confusion ...