Secondary Prevention of Small Subcortical Strokes Trial "SPS3"


Phase 3 Results N/A

Summary of Purpose

The goal of this study is to learn if combination antiplatelet therapy (aspirin and clopidogrel) is more effective than aspirin alone for the prevention of recurrent stroke and cognitive decline, and if intensive blood pressure control is associated with fewer recurrent strokes and cognitive decline. On July 21, 2011 the DSMB recommended terminating the anti platelet arm of the study due to an imbalance of...

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Trial Milestones

The following dates are available for this trial. Trial information last updated on 2 April 2013.

1 Feb 2003 23 Apr 2003 1 Apr 2012 1 Apr 2012 1 Apr 2013 Unavailable
Start Date First Received 1st Completion Completion Verification Results

Trial Design

  • Allocation: Randomized
  • Masking: Double Blind (Subject, Investigator)
  • Purpose: Treatment
  • Intervention: Parallel Assignment


  • Robert G. Hart, M.D. Professor Department of Neurology University of Texas Health Science Center 7703 Floyd Curl Drive MC# 7883 San Antonio, Texas USA 78229-3900 Telephone: 210-592-0404 Telefax: 210-592-0552 Internet: