deltatrials
Terminated PHASE3 INTERVENTIONAL 2-arm NCT01425307

Transcranial Doppler (TCD) With Transfusions Changing to Hydroxyurea (TWiTCH)

TCD With Transfusions Changing to Hydroxyurea (TWiTCH): A Phase III Randomized Trial to Compare Standard Therapy (Erythrocyte Transfusions) With Alternative Therapy (Hydroxyurea) for the Maintenance of Lowered TCD Velocities in Pediatric Subjects With Sickle Cell Anemia and Abnormal Pre-treatment TCD Velocities

Sponsor: Ann & Robert H Lurie Children's Hospital of Chicago

Interventions Hydroxyurea
Updated 14 times since 2017 Last updated: Jul 9, 2020 Started: Aug 31, 2011 Primary completion: Mar 31, 2015 Completion: Nov 30, 2015
This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

Terminated

The study was stopped early due to successfully meeting the primary endpoint

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A PHASE3 clinical study on Sickle Cell Anemia, this trial is terminated or withdrawn. The trial is conducted by Ann & Robert H Lurie Children's Hospital of Chicago and has accumulated 14 data snapshots since 2011. Longitudinal tracking of this trial contributes to a broader understanding of treatment development timelines.

Status Flow

~Jan 2017 – ~Feb 2017 · 31 days · monthly snapshot~Feb 2017 – ~May 2017 · 3 months · monthly snapshot~May 2017 – ~Jun 2018 · 13 months · monthly snapshot~Jun 2018 – ~Feb 2020 · 20 months · monthly snapshot~Feb 2020 – ~Mar 2020 · 29 days · monthly snapshot~Mar 2020 – ~Aug 2020 · 5 months · monthly snapshot~Aug 2020 – ~Sep 2020 · 31 days · monthly snapshot~Sep 2020 – ~Jan 2021 · 4 months · monthly snapshot~Jan 2021 – ~Dec 2021 · 11 months · monthly snapshot~Dec 2021 – ~Dec 2022 · 12 months · monthly snapshot~Dec 2022 – ~Jan 2023 · 31 days · monthly snapshot~Jan 2023 – ~Jul 2024 · 18 months · monthly snapshot~Jul 2024 – ~Sep 2024 · 2 months · monthly snapshot~Sep 2024 – present · 24 months · monthly snapshot

Change History

14 versions recorded
  1. Sep 2024 — Present [monthly]

    Terminated PHASE3

  2. Jul 2024 — Sep 2024 [monthly]

    Terminated PHASE3

  3. Jan 2023 — Jul 2024 [monthly]

    Terminated PHASE3

  4. Dec 2022 — Jan 2023 [monthly]

    Terminated PHASE3

  5. Dec 2021 — Dec 2022 [monthly]

    Terminated PHASE3

Show 9 earlier versions
  1. Jan 2021 — Dec 2021 [monthly]

    Terminated PHASE3

  2. Sep 2020 — Jan 2021 [monthly]

    Terminated PHASE3

  3. Aug 2020 — Sep 2020 [monthly]

    Terminated PHASE3

  4. Mar 2020 — Aug 2020 [monthly]

    Terminated PHASE3

  5. Feb 2020 — Mar 2020 [monthly]

    Terminated PHASE3

  6. Jun 2018 — Feb 2020 [monthly]

    Terminated PHASE3

  7. May 2017 — Jun 2018 [monthly]

    Terminated PHASE3

  8. Feb 2017 — May 2017 [monthly]

    Terminated PHASE3

  9. Jan 2017 — Feb 2017 [monthly]

    Terminated PHASE3

    First recorded

Aug 2011

Trial started

Per CT.gov start date — pre-dates our first snapshot

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • Ann & Robert H Lurie Children's Hospital of Chicago
  • Baylor College of Medicine
  • Boston Children's Hospital
  • Children's Healthcare of Atlanta
  • Children's Hospital Medical Center, Cincinnati
  • Children's Hospital of Philadelphia
  • Children's Hospital of The King's Daughters
  • Children's Hospitals and Clinics of Minnesota
  • Children's National Research Institute
  • Columbia University
  • Duke University
  • East Carolina University
  • Medical University of South Carolina
  • National Heart, Lung, and Blood Institute (NHLBI)
  • Nemours Children's Clinic
  • St. Jude Children's Research Hospital
  • State University of New York - Downstate Medical Center
  • Steven and Alexandra Cohen Children's Medical Center
  • The Hospital for Sick Children
  • University Hospitals Cleveland Medical Center
  • University of Alabama at Birmingham
  • University of Miami
  • University of Mississippi Medical Center
  • University of South Alabama
  • University of Texas Southwestern Medical Center
  • Wayne State University
Data source: Children's Hospital Medical Center, Cincinnati

For direct contact, visit the study record on ClinicalTrials.gov .

Study Locations

No location information available.