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A Phase 2 Study of Inotuzumab Ozogamicin in Children and Young Adults with Relapsed or Refractory CD22+ B-Acute Lymphoblastic Leukemia (B-ALL).

Primary Aim:
To determine the morphologic response rate (complete response [CR] + complete response with incomplete hematologic recovery [CRi]) following one cycle of treatment with InO in children with relapsed or refractory CD22+ B-ALL.

1.2 Secondary Aims:
1.2.1 To determine the CR/CRi rate following 2 cycles of InO therapy.
1.2.2 To determine the safety of single agent InO administered at the adult
recommended phase 2 dose (RP2D) to pediatric patients with relapsed or
refractory CD22+ B-ALL.
1.2.3 To determine the level of minimal residual disease (MRD) by flow cytometry in responding patients.
1.2.4 To determine the incidence, severity, and outcomes of sinusoidal obstruction syndrome/veno-occlusive disease (SOS/VOD) of the liver in patients during InO therapy and following subsequent treatment, including myeloablative hematopoietic stem cell transplantation (HSCT).
1.2.5 To estimate the 3-year event-free survival (EFS), 3-year overall survival (OS), and among responders, duration of CR/CRi for pediatric patients with relapsed or refractory B-ALL treated with InO.

1.3 Exploratory Aims:
1.3.1 To assess the level of CD22 surface expression and CD22 site density on leukemic blasts and correlate with clinical outcomes after treatment with InO.

Protocol Number: 111707
Phase: Phase II
Applicable Disease Sites: Lymphoid Leukemia
Drugs Involved: Inotuzumab ozogamicin (CMC-544)
Principal Investigator: Archana Sharma
Scope: National
Therapies Involved: Chemotherapy single agent systemic
Participating Institutions:
  • RWJBarnabas Health
    • Newark Beth Israel Medical Center
  • Rutgers University
Inclusion & Exclusion Criteria

Please note that we have obtained the inclusion and exclusion criteria information from the National Institutes of Health’s clinical trials web site ClinicalTrials.gov. The listed criteria may not necessarily reflect recent amendments to the protocol and the current criteria.

For further information about clinical trials, please contact us at 732-235-7356.