Blinatumomab in High-risk B-cell Precursor Acute Lymphoblastic Leukemia (GRAALL-QUEST)

April 30, 2021 updated by: Assistance Publique - Hôpitaux de Paris

A Phase II Study to Evaluate the Safety and the Efficacy of a Blinatumomab Based Consolidation and Maintenance in Patients With High-risk B-cell Precursor Acute Lymphoblastic Leukemia (BCP-ALL). GRAALL-QUEST

The GRAALL-QUEST study is a Phase 2 study nested in the GRAALL-2014/B study (NCT02617004). The GRAALL-QUEST study evaluates the safety and the efficacy of blinatumomab-containing consolidation and maintenance therapy in patients aged 18-59 years old with high-risk B-cell precursor acute lymphoblastic leukemia (BCP-ALL) in first complete hematologic remission after one induction course of standard chemotherapy and no central nervous system (CNS) involvement at diagnosis.

High-risk patients are defined as patients with KMT2A/MLL gene rearrangement, and/or IKZF1 (Ikaros) intra-genic deletion and/or high post-induction Ig-TCR minimal residual disease (MRD) level (≥10-4). In such patients not receiving blinatumomab, 3-year hematologic relapse incidence and relapse-free survival (RFS) are estimated at 60-65% and 50% only, respectively, on the basis of historical results.

A large subset of these high-risk patients (i.e. those with post-induction MRD level ≥10-3 and/or post-consolidation MRD level ≥10-4), but not all, will also be considered as candidates for allogeneic hematopoietic stem cell transplantation (allo-HSCT) in first hematologic remission. The primary objective of the GRAALL-QUEST study is to evaluate the efficacy of adding blinatumomab to consolidation and eventually maintenance therapy in term of Relapse Free Survival (RFS). Secondary objectives are overall survival, comparison of RFS and Overall Survival (OS) in transplanted versus non-transplanted patients, MRD response and safety. Blinatumomab will be given as monthly cycles at the daily dose of 28 microg/d continuous IV infusion, together with 3 triple intra-thecal (IT) chemotherapy injections. The first cycle will start after completion of the first consolidation chemotherapy phase (corresponding to the MRD2 time-point). Patients receiving allo-HSCT will receive successive blinatumomab cycles until allo-HSCT. Patients not receiving allo-HSCT will receive a first blinatumomab cycle (cycle 1) during the second consolidation chemotherapy phase, followed by late intensification, then the third consolidation chemotherapy phase including another blinatumomab cycle (cycle 2) and maintenance chemotherapy including three additional blinatumomab cycles (cycles 3 to 5), for a total of 5 blinatumomab cycles maximum.

Study Overview

Status

Active, not recruiting

Conditions

Intervention / Treatment

Study Type

Interventional

Enrollment (Anticipated)

95

Phase

  • Phase 2

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Locations

      • Paris, France, 75010
        • Hopital Saint Louis

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

18 years to 59 years (ADULT)

Accepts Healthy Volunteers

No

Genders Eligible for Study

All

Description

Inclusion Criteria:

  • Included in GRAALL-2014/B

    1. Whose blood and bone marrow explorations have been completed before the steroids prephase
    2. Aged 18 to 59 years old with not previously treated B-lineage-ALL (including intrathecal injections) newly diagnosed according to the WHO 2008 definition with > 20% bone marrow blasts
    3. Whose karyotype shows no t(9;22) and/or the absence in molecular biology of BCR-ABL marker
    4. With Eastern Cooperative Oncology Group (ECOG) performance status < 3
    5. With or without central nervous system (CNS) or testis involvement
    6. Without other evolving cancer (except basal cell carcinoma of the skin or "in situ" carcinoma of the cervix) or its treatment should be finished at least since 6 months
    7. Having signed a written informed consent
    8. With efficient contraception for women of childbearing age (excluding estrogens and IUS)
    9. With health insurance coverage
    10. Who have received or being receiving the steroid prephase
  • With High Risk (HR) B-ALL
  • ECOG ≤ 3
  • In Complete Remission after one or two induction cures and having received the three blocks of consolidation N°1
  • With or without allogeneic donor

Exclusion Criteria:

  • With ECOG status > 3 after consolidation 1
  • With abnormal laboratory values as defined below after consolidation 1

    1. Aspartate transaminase (AST) (SGOT) and/or alanine transaminase (ALT) (SGPT) ≥ 5 x ULN
    2. Total bilirubin ≥ 1.5 x ULN
    3. Creatinine ≥ 1.5 x ULN or creatinine clearance < 50 ml/min
    4. Serum amylase and lipase ≥ 1.5 x ULN
  • With active uncontrolled infection, any other concurrent disease or medical condition that is deemed to interfere with the conduct of the study as judged by the investigator
  • New York Heart Association (NYHA) Functional Classification 3-4 cardiac disease
  • Infection with human immunodeficiency virus (HIV) or chronic infection with hepatitis B virus (HBsAg positive) or hepatitis C virus (anti-HCV positive)

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

  • Primary Purpose: TREATMENT
  • Allocation: NA
  • Interventional Model: SINGLE_GROUP
  • Masking: NONE

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
Experimental: blinatumomab
Blinatumomab 28 μg/day : D1 to D28

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Disease Free Survival Y3
Time Frame: 3 years
Disease Free Survival at 3 years
3 years

Secondary Outcome Measures

Outcome Measure
Measure Description
Time Frame
OS Y3
Time Frame: 3 years
Overall survival at 3 years
3 years
CIR Y3
Time Frame: 3 years
Cumulative incidence of relapse at 3 years
3 years
NRM
Time Frame: 3 years
Non Relapse related Mortality
3 years
MRD1
Time Frame: after induction or on day 1 of first consolidation
Minimal Residual Disease
after induction or on day 1 of first consolidation
MRD2
Time Frame: on day 1 of second consolidation
Minimal Residual Disease
on day 1 of second consolidation
MRD3
Time Frame: on day 1 of late intensification(or at pre Allo-SCT evaluation)
Minimal Residual Disease
on day 1 of late intensification(or at pre Allo-SCT evaluation)
MRD4
Time Frame: on day 1 of maintenance phase (or at day 100 after Allo-SCT)
Minimal Residual Disease
on day 1 of maintenance phase (or at day 100 after Allo-SCT)

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Sponsor

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start (Actual)

October 20, 2018

Primary Completion (Anticipated)

October 30, 2026

Study Completion (Anticipated)

October 30, 2028

Study Registration Dates

First Submitted

October 15, 2018

First Submitted That Met QC Criteria

October 16, 2018

First Posted (Actual)

October 17, 2018

Study Record Updates

Last Update Posted (Actual)

May 3, 2021

Last Update Submitted That Met QC Criteria

April 30, 2021

Last Verified

April 1, 2021

More Information

Terms related to this study

Other Study ID Numbers

  • GRAALL-QUEST

Plan for Individual participant data (IPD)

Plan to Share Individual Participant Data (IPD)?

UNDECIDED

Drug and device information, study documents

Studies a U.S. FDA-regulated drug product

No

Studies a U.S. FDA-regulated device product

No

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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