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About
RATIONALE: Radioactive drugs, such as iodine I 131 metaiodobenzylguanidine (MIGB), may carry radiation directly to tumor cells and not harm normal cells. Drugs used in chemotherapy, such as irinotecan and vincristine, work in different ways to stop the growth of tumor cells, either by killing the cells or by stopping them from dividing. Giving iodine I 131 MIGB together with irinotecan and vincristine may kill more tumor cells.
PURPOSE: This phase I trial is studying the side effects and best dose of iodine I 131 MIGB when given together with irinotecan and vincristine in treating young patients with resistant or relapsed high-risk neuroblastoma.
Full description
OBJECTIVES:
Primary
Secondary
OUTLINE: This is a multicenter, dose-escalation study of iodine I 131 metaiodobenzylguanidine (^131I-MIBG).
Patients receive ^131I-MIBG IV over 1½-2 hours on day 1, vincristine IV on days 0 and 7, and irinotecan hydrochloride IV over 1 hour on days 0-4 and 7-11. Treatment repeats every 56 days in the absence of disease progression or unacceptable toxicity.
After completion of study treatment, patients are followed every 3 months for 1 year and then every 6 months thereafter.
Enrollment
Sex
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Inclusion and exclusion criteria
DISEASE CHARACTERISTICS:
Inclusion criteria:
Must have a diagnosis of neuroblastoma by histologic verification and/or demonstration of tumor cells in the bone marrow with increased urinary catecholamines
Must have high-risk neuroblastoma AND meets at least one of the following criteria:
Recurrent or progressive disease at any time
Refractory disease (i.e., less than a partial response to frontline therapy, including a minimum of 4 courses of chemotherapy)
Persistent disease after at least a partial response to frontline therapy (i.e., patient still has residual disease by MIBG scan, CT/MRI scan, or bone marrow)
Must have evidence of MIBG uptake into tumor at ≥ 1 site within 4 weeks prior to study entry and subsequent to any intervening therapy
Must have autologous hematopoietic stem cell product available and it must be free of tumor cell contamination (0 tumor cells /1,000,000 nucleated cells), cryopreserved, and available for re-infusion after ^131I-MIBG treatment, if immunocytology has been performed on the stem cell product
If immunocytology has not been performed on the stem cell product, then bilateral bone marrow aspirates and biopsies must have been negative by morphology within 4 weeks before or after the stem cell collection
If the patient had no bone marrow disease documented at diagnosis or at any time prior to peripheral blood stem cell (PBSC) harvest then the criteria for bilateral bone marrow aspirates/biopsies is waived
The minimum dose is as follows:
Purged PBSC 2.0 x 10^6 viable CD34+ cells/kg
Unpurged PBSC 2 x 10^6 CD34+ cells/kg (minimum is same for PBSC from identical twin)
Cells from identical twins are permitted
CD34+ selected cells are not permitted
PATIENT CHARACTERISTICS:
Inclusion criteria:
Lansky or Karnofsky performance status ≥ 50%
Life expectancy ≥ 6 weeks
Hemoglobin ≥ 8 g/dL (transfusion allowed)
ANC ≥ 750/μL (no hematopoietic growth factors within 7 days of starting irinotecan hydrochloride)
Platelet count ≥ 50,000/μL (transfusion independent, defined as no platelet transfusion for 2 weeks)
Glomerular filtration rate (GFR) or creatinine clearance ≥ 60 mL/min OR age-adjusted serum creatinine ≤ 1.5 x normal, according to the following:
Total bilirubin ≤ 1.5 x normal for age
ALT and AST < 3 x normal for age
All post-menarchal females must have a negative beta-HCG
Males and females of reproductive age and childbearing potential must use effective contraception for the duration of study participation
Ejection fraction ≥ 55% by echocardiogram or radionuclide MUGA OR fractional shortening ≥ 27% by echocardiogram
Normal lung function
Patients with other ongoing serious medical issues must be approved by the study chair prior to study registration
Exclusion criteria:
Pregnancy or breast feeding
Dyspnea at rest, exercise intolerance, pleural effusion, or oxygen requirement
Disease of any major organ system that would compromise the patient's ability to withstand therapy
Documented allergy to third generation cephalosporins
Active diarrhea (defined as ≥ grade 2 per CTCAE v3)
Active or uncontrolled infection, including C. difficile
Patients and/or families who are physically and psychologically unable to cooperate with the radiation safety isolation
Patient weight that would require exceeding a maximum total allowable dose of ^131I-MIBG (per institutional guidelines)
Patients who, in the opinion of the investigator, may not be able to comply with the safety monitoring requirements of the study
PRIOR CONCURRENT THERAPY:
Inclusion criteria:
Patients must have fully recovered from the acute toxic effects of all prior chemotherapy, immunotherapy, or radiotherapy before study entry
At least 3 weeks since prior myelosuppressive or biologic therapy
At least 2 weeks since prior radiation therapy
At least 3 months since prior large field radiation therapy (i.e., craniospinal radiation therapy, total lung radiation therapy, or radiation therapy to > 50% of marrow space)
At least 3 months since prior autologous stem cell transplantation
At least 7 days since prior cytokines or hematopoietic growth factors
Prior irinotecan hydrochloride and vincristine therapy allowed provided the patient recovered to adequate bone marrow function as specified in the protocol
Exclusion criteria:
Prior ^131I-MIBG
Prior external beam radiation therapy to the liver or kidneys
Prior allogeneic stem cell transplantation
Prior whole abdominal radiation therapy, total-body irradiation, or local radiation therapy that includes any of the following:
Other concurrent cancer chemotherapy or immunomodulating agents (including steroids)
Concurrent palliative radiotherapy to localized painful lesions
Concurrent aprepitant (Emend)
Concurrent ketoconazole or St. John's wort
Medications that interfere with MIBG uptake during the week prior to or after MIBG therapy
Concurrent enzyme-inducing anticonvulsants (e.g., phenobarbital, phenytoin, or carbamazepine)
Concurrent hemodialysis
Any other concurrent anticancer agents or radiation therapy
Primary purpose
Allocation
Interventional model
Masking
26 participants in 1 patient group
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Data sourced from clinicaltrials.gov
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