Freeze or pills? new study battles persistent AF
Disease control
Completed
This study compared two treatments for persistent atrial fibrillation (an irregular heartbeat): cryoablation (freezing tiny areas of heart tissue) and antiarrhythmic drugs. 196 patients were randomly assigned to one treatment and monitored for over a year. The goal was to see whi…
Phase: PHASE4 • Sponsor: Hospital San Carlos, Madrid • Aim: Disease control
Last updated Jun 26, 2026 16:56 UTC