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Atrial Fibrillation clinical trials in Portland, OR

4 studies for Atrial Fibrillation are looking for participants at sites in and around Portland (within about 30 miles). Open a study to see who can join and how to contact the study team.

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Comparing the Safety and Efficacy of Apixaban and Rivaroxaban

RecruitingPhase 4
  • VA Portland Health Care System, Portland, OR, Portland
Ages 22 and older · All sexes · Updated Sep 23, 2026 · NCT06953726

Study to evaLuate the effIcacy and Safety of abeLacimab in High-risk Patients With Atrial Fibrillation Who Have Been Deemed Unsuitable for Oral antiCoagulation (LILAC-TIMI 76)

RecruitingPhase 3
  • Anthos Investigative Site 1075, Portland
Ages 65 and older · All sexes · Updated Jul 13, 2026 · NCT05712200

Amiodarone for the Prevention of Atrial Fibrillation After Minimally Invasive Esophagectomy in Patients With Esophageal Cancer

RecruitingPhase 2
  • OHSU Knight Cancer Institute, Portland
Ages 18 and older · All sexes · Updated May 22, 2026 · NCT06067438

Anticoagulation in ICH Survivors for Stroke Prevention and Recovery

RecruitingPhase 3
  • Oregon Health & Science University Hospital, Portland
  • Providence St. Vincent Medical Center, Portland
Ages 18 and older · All sexes · Updated May 8, 2026 · NCT03907046

About Atrial Fibrillation

Atrial fibrillation (AF or AFib) is the most common type of arrhythmia (irregular heartbeat). Read about symptoms and treatment.

More about Atrial Fibrillation on MedlinePlus

Atrial Fibrillation trials in other cities

Other studies in Portland

From ClinicalTrials.gov, data retrieved Oct 6, 2026. Each study sets its own eligibility; the study team decides who can join.