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Allogeneic Hematopoietic Stem Cell TransplantationPhase 3NCT02670252

BuCY vs TBICY Conditioning Regimen for Standard-risk ALL Undergoing Allo-HSCT

A Phase 3 study testing Busulfan (BU), Cyclophosphamide (CY) and Total Body Irradiation (TBI) in people with Allogeneic Hematopoietic Stem Cell Transplantation and Busulfan, run by Nanfang Hospital, Southern Medical University at 1 site in China.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

Allogeneic hematopoietic stem cell transplantation (allo-HSCT) appears to be an efficient tool to cure standard-risk acute lymphocytic leukemia (ALL) in first CR (CR1) but the choice between BU-based or TBI-based conditioning regimens still remains controversial. Read more about this study

Who is it for?
Ages 14 to 65 years
What is being tested?
Busulfan (BU), Cyclophosphamide (CY) and Total Body Irradiation (TBI)
Type of treatment
Surgery or procedure
Could I receive a placebo?
No, everyone receives an active treatment
How many people
550 participants
Where
1 siteChina
Study dates
Jan 2016to Feb 2022
Phase
Phase 3
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 14 to 65 years
  • All sexes
  • No healthy volunteers
  • Child, Adult, Older adult

Who may be able to join

  • Standard-risk ALL
  • Achieving CR1
  • Undergoing HLA-matched allo-HSCT (related or unrelated)

Who cannot join

  • Any abnormality in a vital sign (e.g., heart rate, respiratory rate, or blood pressure)
  • Patients with any conditions not suitable for the trial (investigators' decision)

Trial locations and contacts

1 site in 1 country.

China1 site
  • Department of Hematology,Nanfang Hospital, Southern Medical University

    Guangzhou, Guangdong, 510515

Other trials in China

About this study

Official title: Busulfan Plus Cyclophosphamide vs Total Body Irradiation Plus Cyclophosphamide Conditioning Regimen for Standard-risk Acute Lymphocytic Leukemia Undergoing HLA-matched Allogeneic Hematopoietic Stem Cell Transplantation

Allogeneic hematopoietic stem cell transplantation (allo-HSCT) appears to be an efficient tool to cure standard-risk acute lymphocytic leukemia (ALL) in first CR (CR1) but the choice between BU-based or TBI-based conditioning regimens still remains controversial. In this study, the safety and efficacy of BUCY and TBICY myeloablative conditioning regimens in patients undergoing allo-HSCT for ALL in CR1 are evaluated.

Read the detailed description

Allo-HSCT appears to be an efficient tool to cure standard-risk ALL in CR1. The conditioning regimen with BUCY or TBICY is considered as the standard myeloablative regimen for ALL in CR1, but the choice between BU-based or TBI-based conditioning regimen still remains controversial.In order to analyze the impact of conditioning regimen on long-term survival and relapse, in this study, the safety and efficacy of BUCY and TBICY myeloablative conditioning regimens in patients undergoing allo-HSCT for ALL in CR1 are evaluated.

Being tested
Busulfan (BU), Cyclophosphamide (CY), Total Body Irradiation (TBI)
Medical subject headings
Precursor Cell Lymphoblastic Leukemia-Lymphoma

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Busulfan (BU)Drug

    Busulfan was administered at 3.2 mg/kg/day on days -7 to -4.

  • Cyclophosphamide (CY)Drug

    Cyclophosphamide was administered at 60 mg/kg/day on days -3 to -2.

  • Total Body Irradiation (TBI)Radiation

    Total Body Irradiation was given 4.5 Gy TBI/day on days -5 and -4.

Study groups in NCT02670252
Study groupRoleWhat they receive
BUCYExperimentalFor standard-risk ALL undergoing HLA-matched allo-HSCT,BUCY conditioning regimen was BU 3.2 mg/kg/day on days -7 and -4;CY 60 mg/kg/day on days -3 and -2.
Receives: Drug: Busulfan (BU); Drug: Cyclophosphamide (CY)
TBICYActive comparatorFor standard-risk ALL undergoing HLA-matched allo-HSCT,TBICY conditioning regimen was 4.5 Gy TBI/day on days -5 and -4;CY 60 mg/kg/day on days -3 and -2.
Receives: Drug: Cyclophosphamide (CY); Radiation: Total Body Irradiation (TBI)

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. overall survival (OS)

    Measured: 2 year

Secondary outcomes (3)
  1. leukemia relapse rate

    Measured: 2 year

  2. disease-free survival (DFS)

    Measured: 2 year

  3. transplant-related mortality (TRM)

    Measured: 2 year

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted1 Feb 2016 (estimated)
  2. Study startJan 2016
  3. Primary completionFeb 2020
  4. Study completionFeb 2022

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 3
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
None (open label)
Enrolment
550 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT02670252
Sponsor's protocol ID
BUCY vs TBICY-ALL-2016
Status last verified
Mar 2022
First submitted
28 Jan 2016
Last updated
8 Apr 2022
Results posted
No
Data monitoring committee
Yes
Individual data sharing
Yes

Publications

  • de Berranger E, Cousien A, Petit A, Peffault de Latour R, Galambrun C, Bertrand Y, Salmon A, Rialland F, Rohrlich PS, Vannier JP, Lutz P, Yakouben K, Duhamel A, Bruno B, Michel G, Dalle JH. Impact on long-term OS of conditioning regimen in allogeneic BMT for children with AML in first CR: TBI+CY versus BU+CY: a report from the Societe Francaise de Greffe de Moelle et de Therapie Cellulaire. Bone Marrow Transplant. 2014 Mar;49(3):382-8. doi: 10.1038/bmt.2013.185. Epub 2013 Dec 9.

    PubMed 24317131
  • Zhang H, Fan Z, Huang F, Han L, Xu Y, Xu N, Deng L, Wang S, Lin D, Luo X, Zhang Q, Liu X, Li X, Liang X, Xie S, Qu H, Yu S, Zhou H, Shi P, Xuan L, Lin R, Liu H, Jin H, Sun J, Liu Q. Busulfan Plus Cyclophosphamide Versus Total Body Irradiation Plus Cyclophosphamide for Adults Acute B Lymphoblastic Leukemia: An Open-Label, Multicenter, Phase III Trial. J Clin Oncol. 2023 Jan 10;41(2):343-353. doi: 10.1200/JCO.22.00767. Epub 2022 Sep 9.

    PubMed 36084276

Questions about this trial

What is this clinical trial studying?

A Phase 3 study testing Busulfan (BU), Cyclophosphamide (CY) and Total Body Irradiation (TBI) in people with Allogeneic Hematopoietic Stem Cell Transplantation and Busulfan, run by Nanfang Hospital, Southern Medical University at 1 site in China.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 3 inclusion and 2 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 8 Apr 2022. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in China. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 3 studies compare the treatment with the current standard treatment or a placebo in a large group, to confirm how well it works and watch for side effects.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

overall survival (OS) (time frame: 2 year). It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT02670252, which also lists 2 linked publications.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 8 Apr 2022.

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