A Phase III Study of Apixaban in Patients With Atrial Fibrillation "AVERROES"


Phase 3 Results

Summary of Purpose

The purpose of this clinical research study is to determine whether apixaban is more effective than acetylsalicylic acid in the prevention of strokes associated with patients with atrial fibrillation. The safety of this treatment will also be studied.

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Trial Milestones

The following dates are available for this trial. Trial information last updated on 7 February 2018.

31 Aug 2007 2 Jul 2007 30 Nov 2010 25 May 2017 1 Feb 2018 1 Aug 2013
Start Date First Received 1st Completion Completion Verification Results

Trial Design

  • Allocation: Randomized
  • Masking: Double Blind (Subject, Investigator)
  • Purpose: Prevention
  • Endpoint: Safety/Efficacy Study
  • Intervention: Parallel Assignment


Not available