Atrial fibrillation trials in Brazil

In Brazil 9 Also abroad 724

9 trials · From ClinicalTrials.gov, checked 11 November 2026. Ask the study team whether a trial fits you.

Phase 2Taking people
Safety in Adult Participants With Atrial Fibrillation Who Are Treated With Anticoagulation
Where
Aracaju, Belo Horizonte, Blumenau, Botucatu, Bragança Paulista, Campina Grande do Sul, Campinas, Curitiba, Goiânia, Poços de Caldas, Porto Alegre, Ribeirão Preto, São José, São José do Rio Preto, São Paulo, Uberlândia
Age
18 years and over
People
1,200 worldwide
Run by
Regeneron Pharmaceuticals
See details and how to joinNCT07175428
No phaseTaking people
Left Bundle Branch Area Pacing (LBBAP) PMCF Study
Where
Rio de Janeiro, São Paulo
Age
18 years and over
People
200 worldwide
Run by
Abbott Medical Devices
See details and how to joinNCT07217392
No phaseTaking people
Carotid Implants for PreveNtion of STrokE ReCurrEnce From Large Vessel Occlusion in Atrial Fibrillation Patients Treated With Oral Anticoagulation
Where
Curitiba, Monte Alegre, Porto Alegre, Salvador, São José do Rio Preto, São Paulo, Vitória
Age
18 years and over
People
2,000 worldwide
Run by
Javelin Medical
See details and how to joinNCT05723926
Phase 3Taking people
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)
Where
Aracaju, Belo Horizonte, Blumenau, Brasília, Campina Grande do Sul, Campinas, Campo Grande, Canoas, Caxias do Sul, Colatina, Curitiba, Goiânia, Marília, Passo Fundo, Porto Alegre, Recife, Ribeirão Preto, Rio de Janeiro, Salvador, São Paulo, Tatuí, Teresina, Votuporanga
Age
65 years and over
People
2,500 worldwide
Run by
Anthos Therapeutics, Inc.
See details and how to joinNCT05712200 · EU 2023-503224-66-00
Phase 3Taking people
Anticoagulation for New-Onset Post-Operative Atrial Fibrillation After CABG
Where
São Paulo
Age
18 years and over
People
3,200 worldwide
Run by
Icahn School of Medicine at Mount Sinai
See details and how to joinNCT04045665 · EU 2024-515924-35-00
Phase 4Taking people
Anticoagulation for Stroke Prevention In Patients With Recent Episodes of Atrial Fibrillation Occurring Transiently With Stress
Where
Cerqueira César, Porto Alegre
Age
55 years and over
People
2,270 worldwide
Run by
Population Health Research Institute
See details and how to joinNCT03968393 · EU 2023-509142-35-00
No phaseTaking people
FAPO-2: Cardiac Patient Monitoring Tool for Clinical Observation and Arrhythmia Detection
Where
São Paulo
Age
22 years and over
People
520
Run by
University of Sao Paulo
See details and how to joinNCT07174206
Phase 3Enrolling by invitation
Protocol for Improvement of Therapy With Warfarin
Where
Recife
Age
18 years and over
People
700
Run by
University of Pernambuco
See details and how to joinNCT06789588
Phase 4Taking people
Vitamin K AntagonISt, Factor Xa Inhibitor or No Anticoagulation in Atrial Fibrillation and DIalytic End-stage Renal DiseasE (VISIONAIRE)
Where
Bragança Paulista, Brasília, Campo Grande, Ponta Grossa, Salvador, São Paulo
Age
18 years and over
People
1,500
Run by
Hospital Sirio-Libanes
See details and how to joinNCT06402851