Stroke Prevention in Sickle Cell Anemia (STOP 2)


Phase 3 Results

Summary of Purpose

To determine how long blood transfusions are needed for primary stroke prevention. Also, to determine the duration of risk associated with abnormal transcranial Doppler ultrasound (TCD) and to determine the specificity of the stroke risk model developed in STOP 1 in patients with abnormal TCD measurements.

Read More →

Trial Milestones

The following dates are available for this trial. Trial information last updated on 17 February 2016.

1 Jul 2000 21 Aug 2000 Unavailable 1 Feb 2006 1 Oct 2005 Unavailable
Start Date First Received 1st Completion Completion Verification Results

Trial Design

  • Allocation: Randomized
  • Purpose: Prevention


  • Donald Brambilla, PhD New England Research Institutes Watertown, Massachusetts