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A randomized, double blind, placebo controlled, parallel group trial for assessing the clinical benefit of Dronedarone 400mg BID on top of standard therapy in patients with permanent atrial fibrillation and additional risk factors - Permanent Atrial fibriLLAtion outcome Study using Dronedarone on top of standard therapy (PALLAS)

A randomized, double blind, placebo controlled, parallel group trial for assessing the clinical benefit of Dronedarone 400mg BID on top of standard therapy in patients with permanent atrial fibrillation and additional risk factors - Permanent Atrial fibriLLAtion outcome Study using Dronedarone on top of standard therapy (PALLAS)

Status
Active, not recruiting
Phases
Phase 3
Study type
Interventional
Source
EU CTR
Registry ID
EUCTR2010-019791-73-NL
Enrollment
10800
Registered
2010-06-02
Start date
2010-07-22
Completion date
Unknown
Last updated
2022-04-19

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Atrial Fibrillation MedDRA version: 14.0 Level: PT Classification code 10003658 Term: Atrial fibrillation System Organ Class: 10007541 - Cardiac disorders

Interventions

Sponsors

Sanofi-aventis recherche & développement
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: Permanent AF defined by the presence of all of the following criteria: - Availability of one 12-lead ECG not more than 14 days prior to randomization showing that the patient is in AF or atrial flutter - Availability of documentation (including either rhythm strips or medical report of the rhythm) showing that the patient was in AF or atrial flutter at least 6 months prior to randomization - No evidence of sinus rhythm in the period between these two documentations of AF - Patient and physician decision to allow AF to continue without further efforts to restore sinus rhythm Patients aged 65 years or older with at least one of the following risk criteria: - Coronary artery disease - Prior stroke or Transient Ischemic Attack (TIA) - Symptomatic heart failure - Left ventricular ejection fraction less or equal to 0.40 - Peripheral arterial occlusive disease - Aged 75 years or older with both hypertension and diabetes mellitus Are the trial subjects under 18? no Number of subjects for this age range: F.1.2 Adults (18-64 years) yes F.1.2.1 Number of subjects for this age range F.1.3 Elderly (>=65 years) yes F.1.3.1 Number of subjects for this age range

Exclusion criteria

Exclusion criteria: - Paroxysmal AF - Persistent AF without a decision to allow AF to continue without further efforts to restore sinus rhythm - Heart failure of New-York Heart Association (NYHA) class IV or recent unstable NYHA class III

Design outcomes

Primary

MeasureTime frame
Secondary Objective: Demonstrate the efficacy of dronedarone in preventing cardiovascular death;Primary end point(s): • Composite endpoint of first stroke, systemic arterial embolism, myocardial infarction or cardiovascular death • Composite endpoint of first unplanned cardiovascular hospitalization or death from any cause;Main Objective: Demonstrate the efficacy of Dronedarone in preventing major cardiovascular events (stroke, systemic arterial embolism, myocardial infarction or cardiovascular death) or unplanned cardiovascular hospitalization or death from any cause in patients with permanent Atrial Fibrillation (AF) and additional risk factors

Countries

Austria, Belgium, Bulgaria, Czech Republic, Denmark, Finland, France, Germany, Greece, Hungary, Italy, Netherlands, Poland, Slovakia, Spain, Sweden, United Kingdom

Outcome results

None listed

Source: EU CTR (via WHO ICTRP) · Data processed: Feb 4, 2026