ninterrupted dabigatran etexilate in comparison to uninterrupted warfarin in pulmonary vein ablation (RE-CIRCUIT)

Recruitment & Eligibility

Status: ot Recruiting

Sex: Not specified

Target Recruitment: 704

Inclusion Criteria

- Male or female patients aged >= 18 years.
- Patients eligible for treatment with dabigatran etexilate 150 mg b.i.d. according to local label.
- Treatment naïve patients or patients on oral anticoagulant treatment with a VKA, dabigatran etexilate, rivaroxaban, apixaban or edoxaban.
- Patient with paroxysmal or persistent NVAF with a planned catheter ablation for AF unless it is performed an investigational ablation technique.
- AF must have been documented at least once either by ECG, Holter monitoring, loop recorder, telemetry, trans-telephonic monitoring, pacemaker or cardiac defibrillator read outs within 24 months prior to screening (Visit 1).
- The patient must be able to give informed consent in accordance with International Conference on Harmonisation (ICH) Good Clinical Practice (GCP) guidelines and local legislation and/or regulations.

Are the trial subjects under 18? no
Number of subjects for this age range: 0
F.1.2 Adults (18-64 years) yes
F.1.2.1 Number of subjects for this age range 507
F.1.3 Elderly (>=65 years) yes
F.1.3.1 Number of subjects for this age range 217

Exclusion Criteria

- Patients with permanent AF.
- Patients with AF felt to be secondary to an obvious reversible cause such as, but not limited to, an acute myocardial infarction, pulmonary embolism, recent surgery, pericarditis or thyrotoxicosis.
- Patients with LA size >= 60 mm
- Patients with contraindications to systemic anticoagulation with heparin, warfarin or dabigatran etexilate
- Patients with a known allergy to warfarin tablets and it excipients or to dabigatran etexilate or its excipients
- Mechanical or biological heart valve prosthesis
- Severe renal impairment
- Stroke within 1 month prior to screening visit
- Major surgery per investigator judgement within the previous month prior to screening.
- Patient has received an organ transplant or is on a waiting list for an organ transplant
- History of intracranial haemorrhage, intraocular, spinal, retroperitoneal or non-traumatic intra-articular bleeding
- Gastrointestinal haemorrhage within one month prior to screening, unless, in the opinion of the investigator, the cause has been permanently eliminated (e.g. by surgery).
- Major bleeding episode (ISTH definition) one month prior to the screening visit.
- Haemorrhagic disorder or bleeding diathesis (e.g. von Willebrand disease, haemophilia A or B or other hereditary bleeding disorder, history of spontaneous intra-articular bleeding, history of prolonged bleeding after surgery/intervention)
- Anaemia (haemoglobin <10g/dL) or thrombocytopenia including heparin-induced thrombocytopenia (platelet count <100 x 10^9/L) at screening
- Recent malignancy or radiation therapy (<=6 months prior to screening) unless, in the opinion of the Investigator, the estimated life expectancy is greater than 36 months
- Active liver disease as indicated by at least one of the following:
-- Prior and persistent alanine aminotransferase or Aspartate transaminase or alkaline phosphatase >3x upper limit of normal
and/or -- Known active hepatitis C
and/or -- Known active hepatitis B
and/or -- Known active hepatitis A
- Need for continued treatment with systemic ketoconazole, itraconazole, posaconazole cyclosporine, tacrolimus, dronedarone, rifampicin, phenytoin, carbamazepine, St. John’s Wort or any cytotoxic/myelosuppressive therapy.
- Pre-menopausal (last menstruation <=1 year prior to screening) who:
-- Are pregnant or breast-feeding or plan to become pregnant during study or
-- Are not surgically sterile or
-- Are of child bearing potential and not practising two acceptable method of birth control, or do not plan to continue practising an acceptable method of birth control throughout the trial
- Patients who have participated in another trial with an investigational drug or device within the past 30 days preceding the screening visit or are participating in another trial (patients participating in an observational study only will not be excluded)
- Patients not willing or able to comply with the protocol requirements or considered unreliable by the Investigator concerning the requirements fo

Study & Design

Study Type: Interventional clinical trial of medicinal product

Study Design: Not specified

Primary Outcome Measures

Name	Time	Method

Secondary Outcome Measures

Name	Time	Method

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