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About
This randomized phase II trial studies how well bortezomib works when given after combination chemotherapy, rituximab, and an autologous stem cell transplant in treating patients with mantle cell lymphoma. Bortezomib may stop the growth of cancer cells by blocking some of the enzymes needed for cell growth. Drugs used in chemotherapy work in different ways to stop the growth of cancer cells, either by killing the cells or by stopping them from dividing. Giving more than one drug (combination chemotherapy) together with an autologous stem cell transplant may allow more chemotherapy to be given so that more cancer cells are killed. Monoclonal antibodies, such as rituximab, can block cancer growth in different ways. Some block the ability of cancer cells to grow and spread. Others find cancer cells and help kill them or carry cancer-killing substances to them. Giving bortezomib after combination chemotherapy, monoclonal antibody therapy, and an autologous stem cell transplant may kill any remaining cancer cells or keep the cancer from coming back.
Full description
Objectives
Primary Objective:
To determine the 18-month progression-free survival (PFS) in patients with previously untreated mantle cell lymphoma who are treated with aggressive chemo-immunotherapy and autologous stem cell transplant followed by randomization to either maintenance or consolidation bortezomib therapy
Secondary Objectives:
Correlative/Other Pre-Specified Objectives:
OUTLINE OF INTERVENTIONS:
CHEMOIMMUNOTHERAPY: Patients receive chemoimmunotherapy comprising rituximab* intravenously (IV) over 4-6 hours on day 1, methotrexate (MTX) IV over 4 hours on day 2, cyclophosphamide IV over 2 hours, doxorubicin hydrochloride IV, and vincristine sulfate IV on day 3, and prednisone orally (PO) on days 3-7. Beginning 24 hours after completion of MTX, patients receive leucovorin calcium IV every 6 hours until blood levels of MTX are in a safe range. Patients also receive filgrastim (G-CSF) subcutaneously (SC) once daily (QD) beginning on day 3 and continuing until blood counts recover. Beginning no sooner than day 22, but no later that day 29 of the first course, patients receive a second course of chemoimmunotherapy as above. Patients with > 15% persistent bone marrow involvement may receive a third course of chemoimmunotherapy. Patients are restaged and those with progressive disease are removed from therapy.
NOTE: *During the first course of chemoimmunotherapy, patients receive rituximab only if the number of circulating mantle cells is =< 10,000/mm^3, otherwise, rituximab is omitted during the first course of chemoimmunotherapy.
HIGH-DOSE CONSOLIDATION CHEMOIMMUNOTHERAPY AND PERIPHERAL BLOOD STEM CELL (PBSC) COLLECTION: Approximately 4 weeks after completion of chemoimmunotherapy, patients receive high-dose consolidation chemoimmunotherapy comprising cytarabine IV over 2 hours and etoposide phosphate IV continuously on days 1-4, and rituximab IV over 4-6 hours on days 5 and 12 OR 6 and 13. Beginning on day 14 and continuing until completion of PBSC collection, patients receive G-CSF SC QD. Once blood counts recover, patients undergo 1-3 leukapheresis procedures for collection of PBSCs on days 22-25.
HIGH-DOSE CHEMOTHERAPY AND AUTOLOGOUS PBSC TRANSPLANTATION (PBSCT): Beginning 4-6 weeks after completion of leukapheresis, patients receive carmustine IV over 2 hours on day -6, etoposide phosphate IV over 4 hours on day -4, and cyclophosphamide IV over 2 hours on day -2. Patients undergo autologous PBSCT on day 0. Patients also receive G-CSF SC QD beginning on day 4 and continuing until blood counts recover.
POST-TRANSPLANTATION IMMUNOTHERAPY: Approximately 5 weeks after autologous PBSCT, patients receive rituximab IV over 4-6 hours once weekly for 2 weeks. Approximately 4 weeks after completion of post-transplantation immunotherapy, patients proceed to maintenance therapy or consolidation therapy with bortezomib as described in the Arms section.
After completion of study treatment, patients are followed every 2 months for 2 years, every 6 months for 3 years, and then annually for 5 years.
Enrollment
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Inclusion and exclusion criteria
Documentation of Disease
A. Histologic Documentation:
Histologically documented mantle cell lymphoma with co-expression of CD20 (or CD19) and CD5 and lack of CD23 expression by immunophenotyping AND at least one of the following confirmatory tests:
Cases that are CD5-negative and/or CD23-positive will be eligible provided that the histopathology is consistent with mantle cell lymphoma AND positive for cyclin D1, t(11;14), or bcl-1/IgH rearrangement.A tissue block should be submitted to the CALGB Pathology Coordinating Office for central pathology review.
A diagnosis based on peripheral blood or bone marrow is allowed. If the diagnosis is based only on blood, in addition to the immunophenotype and molecular confirmation above, a peripheral blood smear must be available for central pathology review. If the diagnosis is based on a bone marrow biopsy, the tissue block should be submitted.
Note: Failure to submit pathology materials within 60 days of patient registration will be considered a major protocol violation.
B. Extent of Disease:
Prior Treatment:
A. Patients must be previously untreated or have received no more than one prior cycle of chemotherapy and/or rituximab treatment.
B. No prior radiation therapy for mantle cell lymphoma.
C. ≥ 2 weeks since major surgery.
D. ≥ 3 weeks since prior chemotherapy.
Age Eligibility: Age ≥ 18 years and < 70 years
Murine Products Hypersensitivity Eligibility: No known hypersensitivity to murine products.
Use of Systemic Corticosteroids Eligibility: No medical condition requiring chronic use of systemic corticosteroids.
Eligibility Criteria on HIV Infection: No HIV infection. Patients with a history of intravenous drug abuse or any behavior associated with an increased risk of HIV infection should be tested for exposure to the HIV virus. Patients who test positive or who are known to be infected are not eligible due to an increased risk of infection with this regimen. An HIV test is not required for entry on this protocol, but is required if the patient is perceived to be at risk.
Non-pregnant and non-nursing: Non-pregnant and non-nursing. Treatment under this protocol would expose an unborn child to significant risks. Women and men of reproductive potential should agree to use an effective means of birth control.
HepBSAg or HepC Ab Eligibility: Patients who test positive for HepBSAg or HepC Ab are eligible provided all of the following criteria are met:
A. bilirubin ≤ 2 x upper limit of normal; AND
B. AST ≤ 3 x upper limit of normal; AND
C. liver biopsy demonstrates ≤ grade 2 fibrosis and no cirrhosis.
Hepatitis B surface Ag(+) patients will be treated with lamivudine (3TC) throughout protocol therapy and for 6-12 months thereafter.
Secondary Malignancy Eligibility: Patients with a "currently active" second malignancy, other than non-melanoma skin cancers are not eligible. This includes Waldenstrom's Macroglobulinemia, since such patents have experienced transient increases in IgM following initiation of rituximab, with the potential for hyperviscosity syndrome requiring plasmapheresis. Patients are not considered to have a "currently active" malignancy if they have completed anti-cancer therapy, and are considered by their physician to be at less than 30% risk of relapse.
Initial Required Laboratory Values:
Primary purpose
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151 participants in 2 patient groups
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Data sourced from clinicaltrials.gov
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