deltatrials
Completed PHASE1/PHASE2 INTERVENTIONAL 1-arm NCT01362595

Pilot Phase I/II Study of Amino Acid Leucine in Treatment of Patients With Transfusion-Dependent Diamond Blackfan Anemia (LeucineDBA)

The Use of Novel Therapies to Reconstitute Blood Cell Production and Promote Organ Performance Using Bone Marrow Failure as a Model: a Pilot, Phase I/II Study of the Amino Acid Leucine in the Treatment of Patients With Transfusion-Dependent Diamond Blackfan Anemia

Sponsor: Northwell Health

Interventions leucine
Updated 15 times since 2017 Last updated: Nov 18, 2022 Started: Jun 30, 2013 Primary completion: Jun 30, 2018 Completion: Nov 30, 2020
This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

A PHASE1/PHASE2 clinical study on Blackfan Diamond Syndrome and Congenital Hypoplastic Anemia, this trial is completed. The trial is conducted by Northwell Health and has accumulated 15 data snapshots since 2013. Longitudinal tracking of this trial contributes to a broader understanding of treatment development timelines.

Study Description(click to expand)

Leucine will be provided to participants in the form of a capsule and will be taken three times daily. Blood hemoglobin levels will be monitored every 3-4 weeks for 9 months. The entire study will last 12-15 months in length. Subjects must be two years of age or older and on transfusion for more than six months prior to enrollment.

Leucine will be provided to participants in the form of a capsule and will be taken three times daily.

Blood hemoglobin levels will be monitored every 3-4 weeks for 9 months.

The entire study will last 12-15 months in length.

Subjects must be two years of age or older and on transfusion for more than six months prior to enrollment.

Status Flow

~Jan 2017 – ~Feb 2017 · 31 days · monthly snapshot~Feb 2017 – ~Feb 2018 · 12 months · monthly snapshot~Feb 2018 – ~Jun 2018 · 4 months · monthly snapshot~Jun 2018 – ~Apr 2019 · 10 months · monthly snapshot~Apr 2019 – ~Sep 2019 · 5 months · monthly snapshot~Sep 2019 – ~Oct 2019 · 30 days · monthly snapshot~Oct 2019 – ~Jan 2020 · 3 months · monthly snapshot~Jan 2020 – ~Mar 2020 · 2 months · monthly snapshot~Mar 2020 – ~Jan 2021 · 10 months · monthly snapshot~Jan 2021 – ~Mar 2022 · 14 months · monthly snapshot~Mar 2022 – ~Jan 2023 · 10 months · monthly snapshot~Jan 2023 – ~Jul 2024 · 18 months · monthly snapshot~Jul 2024 – ~Sep 2024 · 2 months · monthly snapshot~Sep 2024 – present · 19 months · monthly snapshot~Jan 2026 – present · 3 months · monthly snapshot

Change History

15 versions recorded
  1. Jan 2026 — Present [monthly]

    Completed PHASE1/PHASE2

  2. Sep 2024 — Present [monthly]

    Completed PHASE1/PHASE2

  3. Jul 2024 — Sep 2024 [monthly]

    Completed PHASE1/PHASE2

    Phase: PHASE1_PHASE2PHASE1/PHASE2

  4. Jan 2023 — Jul 2024 [monthly]

    Completed PHASE1_PHASE2

    Status: Unknown StatusCompleted

  5. Mar 2022 — Jan 2023 [monthly]

    Unknown Status PHASE1_PHASE2

    Status: Active Not RecruitingUnknown Status

Show 10 earlier versions
  1. Jan 2021 — Mar 2022 [monthly]

    Active Not Recruiting PHASE1_PHASE2

  2. Mar 2020 — Jan 2021 [monthly]

    Active Not Recruiting PHASE1_PHASE2

  3. Jan 2020 — Mar 2020 [monthly]

    Active Not Recruiting PHASE1_PHASE2

  4. Oct 2019 — Jan 2020 [monthly]

    Active Not Recruiting PHASE1_PHASE2

  5. Sep 2019 — Oct 2019 [monthly]

    Active Not Recruiting PHASE1_PHASE2

  6. Apr 2019 — Sep 2019 [monthly]

    Active Not Recruiting PHASE1_PHASE2

  7. Jun 2018 — Apr 2019 [monthly]

    Active Not Recruiting PHASE1_PHASE2

  8. Feb 2018 — Jun 2018 [monthly]

    Active Not Recruiting PHASE1_PHASE2

  9. Feb 2017 — Feb 2018 [monthly]

    Active Not Recruiting PHASE1_PHASE2

  10. Jan 2017 — Feb 2017 [monthly]

    Active Not Recruiting PHASE1_PHASE2

    First recorded

Jun 2013

Trial started

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

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • Northwell Health
Data source: Northwell Health

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