Safety and Efficacy of Radio-immunotherapy (RIT) for Patients With Relapse or Refractory Acute Lymphoblastic Leukaemia (ALL) B CD22+ (RIT 90YEpra)
Evaluation of the Efficacy and Tolerance of Fractionated Radio-immunotherapy With 90Y-Epratuzumab (90Y-hLL2) for Relapsed or Refractory CD22+ B-Acute Lymphoblastic Leukaemia Patients
Study Overview
Status
Status
Conditions
Conditions
Intervention / Treatment
Intervention / Treatment
Study Type
Study Type
Enrollment (Anticipated)
Enrollment
Phase
Phase
- Phase 2
- Phase 1
Contacts and Locations
Study Locations
-
-
-
Nantes, France, 44000
- CHU Nantes
-
-
Participation Criteria
Eligibility Criteria
Eligibility Criteria
Ages Eligible for Study
Accepts Healthy Volunteers
Genders Eligible for Study
Description
Inclusion Criteria:
- Age 18-70 years
- B-ALL (OMS) with >=20% of blasts in bone marrow
- CD22+ expression >=70% of the blast population
- All previously treated ALL patients who have experienced relapse or treatment failure
- At least 15 days since previous treatment
- Performance status 0 - 2
- Creatinine clearance >= 50 ml/min (Cockroft formula).
- Serum bilirubin <= 30 mmol/l
- Written informed consent
Exclusion Criteria:
- T-ALL
- Meningeal involvement
- CD22 expression on tumor cells or < 70%
- HIV positive
- Active Hepatitis B or C
- Active infection within 7 days of starting treatment
- Left ventricular ejection fraction < 50%.
- Contra-indication to 90Y-DOTA-hLL2
- Previous or concurrent second malignancy except for adequately treated basal cell carcinoma of the skin, curatively treated in situ carcinoma of the cervix, curatively treated solid cancer, with no evidence of disease for at least 5 years
- Any psychological, familial, sociological or geographical condition potentially hampering compliance with the study protocol and follow-up schedule
- Participation at the same time in another study in which investigational drugs are used
- Absence of written informed consent
Study Plan
How is the study designed?
Design Details
- Primary Purpose: Treatment
- Allocation: Non-Randomized
- Interventional Model: Single Group Assignment
- Masking: None (Open Label)
Number of Arms
Arms and Interventions
Participant Group / ArmParticipant Group / Arm |
Intervention / TreatmentIntervention / Treatment |
|---|---|
|
Experimental: Epratuzumab and 90Y-Epratuzumab
Escalating dose schedule with 5 cohort.
For each cohort 3 patients will receive Radio-immunotherapy (RIT ) at Day 1 and Day 8 ± 2 First cohort : 92,5 MBq/m² of 90Y-DOTA-hLL2 associated with hLL2 Second cohort : 185 MBq/m² d'90Y-DOTA-hLL2 associated with hLL2 Third cohort : 277,5 MBq/m² d'90Y-DOTA-hLL2 associated with hLL2 Fourth cohort : 370 MBq/m² d'90Y-DOTA-hLL2 associated with hLL2 Fifth cohort : 462.5 MBq/m² d'90Y-DOTA-hLL2 associated with hLL2
|
Sequential injections of each product with an escalating dose for radiolabeled Epratuzumab between patients
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What is the study measuring?
Primary Outcome Measures
Primary Outcome Measures
Outcome Measure |
Measure Description |
|---|---|
|
Determination of MTD by evaluation of hematological and non hematoligical toxicity
|
The primary endpoint is to evaluate the incidence of dose limiting toxicities (DLT) in order to determine the maximal tolerated dose (MTD) in a dose escalating study design
|
Secondary Outcome Measures
Secondary Outcome Measures
Outcome Measure |
Measure Description |
|---|---|
|
rate of haematological response
|
To determine the hematologic response
|
Collaborators and Investigators
Sponsor
Sponsor
Investigators
Investigators
- Principal Investigator: Chevallier Patrice, MD, CHU Nantes
- Principal Investigator: Kraeber-Bodere Françoise, MD, CHU Nantes
Publications and helpful links
Study record dates
Study Major Dates
Study Start
Study Start
Primary Completion (Anticipated)
Primary Completion
Study Completion (Anticipated)
Study Completion
Study Registration Dates
First Submitted
First Submitted
First Submitted That Met QC Criteria
First Submitted That Met QC Criteria
First Posted (Estimate)
First Posted
Study Record Updates
Last Update Posted (Estimate)
Last Update Posted
Last Update Submitted That Met QC Criteria
Last Update Submitted That Met QC Criteria
Last Verified
Last Verified
More Information
Terms related to this study
Additional Relevant MeSH Terms
Other Study ID Numbers
Other Study ID Numbers
- BRD 08/12-H
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