Hydroxyurea to Prevent Stroke in Children With Sickle Cell Anemia and Elevated TCD Flow Velocity


Phase 2 Results N/A

Summary of Purpose

The purpose of this study is to assess prospectively the efficacy of hydroxyurea therapy in the setting of cerebrovascular disease, manifest as conditional or abnormal transcranial doppler ultrasonography (TCD) flow velocities, in children with sickle cell anemia (SCA). TCD is used to measure flow velocity in intracranial arteries as a marker of increased stroke risk in children with SCA. The primary objective...

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Trial Milestones

The following dates are available for this trial. Trial information last updated on 17 June 2013.

1 Apr 2003 21 Nov 2006 Unavailable 1 Mar 2006 1 Nov 2006 Unavailable
Start Date First Received 1st Completion Completion Verification Results

Trial Basics




Trial Design

  • Allocation: Non-Randomized
  • Masking: Open Label
  • Purpose: Treatment
  • Endpoint: Efficacy Study
  • Intervention: Single Group Assignment


Not available