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Phase 2 N=92 Treatment

ABT-751 in Treating Children With Neuroblastoma That Has Relapsed or Not Responded to Previous Treatment

Disseminated Neuroblastoma · Recurrent Neuroblastoma

Enrolled (actual)
92
Serious AEs
7.7%
Results posted
Feb 2014
Primary outcome: Primary: Median Time to Progression as Assessed by Response Evaluation Criteria in Solid Tumors — 45; 42 days

Study Design & Population

Study type
Interventional
Phase
Phase 2
Interventions
ABT-751 (Drug); quality-of-life assessment (Procedure)
Age
Pediatric, Adult
Sex
All
Sponsor
Children's Oncology Group
Primary completion
Sep 2010

Outcome Measures

OutcomeResultp-value
PRIMARY
Median Time to Progression as Assessed by Response Evaluation Criteria in Solid Tumors
45; 42
PRIMARY
1-year Progression-free Survival
19; 7
SECONDARY
Objective Response Rate
12; 2
SECONDARY
Quality of Life Measured by PedsQL™ Generic Core Scale Version 4.0
80; 68
SECONDARY
Percentage of Participants With Grade 3 or Higher Toxicity
75.0; 72.3
SECONDARY
Pharmacokinetics of ABT-751: Cmax
15.3
SECONDARY
Pharmacokinetics of ABT-751: Tmax
1
SECONDARY
Pharmacokinetics of ABT-751: AUC
77.5

Summary

This phase II trial is studying how well ABT-751 works in treating children with neuroblastoma that has relapsed or not responded to previous treatment. Drugs used in chemotherapy, such as ABT-751, work in different ways to stop the growth of tumor cells, either by killing the cells or by stopping them from dividing.

Eligibility Criteria

Inclusion Criteria

  • Histologically or cytologically confirmed neuroblastoma meeting the following criteria:
  • Refractory or relapsed disease
  • No curative treatment option and no additional therapy proven to prolong survival with an acceptable quality of life is available
  • Evidence of disease progression (enlargement of existing measurable tumors or the appearance of new tumors) during prior treatment OR biopsy-proven viable neuroblastoma if stable disease but refractory to prior treatment
  • Previously irradiated soft tissue or bony lesion must meet ≥ 1 of the following criteria:
  • Viable neuroblastoma determined by biopsy ≥ 6 weeks after radiation therapy
  • Growth in the lesion determined by CT scan or MRI
  • Measurable or evaluable disease
  • Measurable disease is defined as ≥ 20 mm in ≥ 1 dimension by MRI, CT scan, or x-ray OR ≥ 10 mm in ≥ 1 dimension by spiral CT scan
  • Evaluable disease is defined as iodine I 123 metaiodobenzylguanidine (^123I MIBG)-positive lesion at ≥ 1 site
  • Must not have measurable disease by CT scan or MRI
  • No elevated urinary catecholamines and/or bone marrow evidence of tumor, without measurable or evaluable disease by imaging modalities (CT scan, MRI, or ^123I MIBG)
  • Karnofsky performance status (PS) 50-100% (> 16 years of age) OR Lansky PS 50-100% (≤ 16 years of age)
  • Life expectancy ≥ 8 weeks
  • Hemoglobin ≥ 7.5 g/dL (transfusions allowed)
  • Absolute neutrophil count > 250/mm³
  • Platelet count > 25, 000/mm³ (without platelet transfusion support for ≥ 7 days)
  • Bilirubin ≤ 1.5 times upper limit of normal (ULN)
  • ALT 50% pelvis, craniospinal, or total-body radiation)
  • More than 4 months since prior allogeneic stem cell transplantation (SCT) (2 months for autologous SCT) and recovered
  • Infusion of autologous peripheral blood mononuclear cells without high-dose chemotherapy or preparative regimen is not considered SCT
  • More than 30 days since prior investigational drug therapy
  • More than 30 days since prior immunotherapy (monoclonal antibody therapy or vaccine therapy)
  • More than 1 week since prior growth factor treatment
  • No other concurrent anticancer agents, including chemotherapy, immunomodulating agents, or biologic therapy (retinoids)
  • No concurrent radiation therapy, including palliative radiation therapy
  • No concurrent treatment for graft-vs-host disease
  • No concurrent epoetin alfa, sargramostim (GM-CSF), or interleukin-11
View full record on ClinicalTrials.gov →

Data sourced from ClinicalTrials.gov (NCT00436852). Outcome figures and adverse-event rates are extracted automatically from the registry's posted results and are provided for clinician reference, not as a substitute for the primary publication.

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