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About
This randomized phase II trial studies how well vinorelbine tartrate and cyclophosphamide work in combination with bevacizumab or temsirolimus in treating patients with recurrent or refractory rhabdomyosarcoma. Drugs used in chemotherapy, such as vinorelbine tartrate and cyclophosphamide, work in different ways to stop the growth of tumor cells, either by killing the cells or by stopping them from dividing. Monoclonal antibodies, such as bevacizumab, can block tumor growth in different ways. Some block the ability of tumor cells to grow and spread. Others find tumor cells and help kill them or carry tumor-killing substances to them. Bevacizumab may also stop the growth of rhabdomyosarcoma by blocking blood flow to the tumor. Temsirolimus may stop the growth of tumor cells by blocking some of the enzymes needed for cell growth. It is not yet known whether combination chemotherapy is more effective when given together with bevacizumab or temsirolimus in treating rhabdomyosarcoma.
Full description
PRIMARY OBJECTIVES:
l. To determine the feasibility of administering bevacizumab in combination with intravenous vinorelbine (vinorelbine tartrate) and cyclophosphamide (VC) in patients with recurrent rhabdomyosarcoma (RMS).
II. To determine the feasibility of administering temsirolimus in combination with VC in patients with recurrent RMS.
III. To estimate the event-free survival (EFS) of patients with recurrent/refractory RMS treated with bevacizumab and VC and compare with the EFS of those treated with temsirolimus and VC.
SECONDARY OBJECTIVES:
I. To estimate the initial (2 cycle) response rate of patients with recurrent/refractory RMS treated with bevacizumab and VC and compare with the response rate of those treated with temsirolimus and VC, and to also compare the best response rate on each regimen of protocol therapy.
II. To evaluate surrogate biological markers in patients with recurrent RMS and to estimate differences in these markers following treatment with bevacizumab and temsirolimus.
OUTLINE: Patients are randomized to 1 of 2 treatment arms.
ARM I: Patients receive vinorelbine tartrate intravenously (IV) over 6-10 minutes on days 1 and 8 and cyclophosphamide IV over 30-60 minutes on day 1. Patients also receive bevacizumab IV over 30-90 minutes on day 1.
ARM II: Patients receive vinorelbine tartrate and cyclophosphamide as in arm I. Patients also receive temsirolimus IV over 30-60 minutes on days 1, 8, and 15.
In both arms, treatment repeats every 21 days for 12 courses in the absence of disease progression or unacceptable toxicity.
After completion of study treatment, patients are followed up annually for 5 years.
Enrollment
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Inclusion criteria
Diagnosis
Patients with first relapse or progression of rhabdomyosarcoma are eligible
Patients with primary refractory disease are eligible
Note: Patients without measurable or evaluable disease are eligible
Patients must have had a previous histological verification of rhabdomyosarcoma at original diagnosis
Patients must have a Karnofsky or Lansky performance status score of >= 50%, corresponding to Eastern Cooperative Oncology Group (ECOG) categories of 0, 1, or 2; use Karnofsky for patients > 16 years of age and Lansky for patients =< 16 years of age
Patients must have a life expectancy of >= 8 weeks
Patients must have fully recovered from the acute toxic effects of all prior chemotherapy, immunotherapy, or radiotherapy prior to entering this study
Myelosuppressive chemotherapy: Must not have received within 3 weeks prior to entry onto this study (4 weeks if prior nitrosourea)
Biologic (anti-neoplastic agent):
Myeloid growth factor: Must not have received within 1 week prior to entry onto this study
Radiation therapy (RT): At least 4 weeks must have elapsed between RT and study entry; previously radiated lesions cannot be used to assess response unless those sites are the sites of disease progression
Stem cell transplant (SCT): For autologous SCT, >= 3 months must have elapsed; for allogeneic SCT, >= 6 months must have elapsed and no evidence of active graft vs. host disease
Patients must have recovered from any surgical procedure before enrolling on this study
Peripheral absolute neutrophil count (ANC) >= 750/μL
Platelet count >= 75,000/μL (transfusion independent, defined as without transfusion for >= 1 week prior to enrollment)
Hemoglobin >= 8.0 g/dL (may receive packed red blood cells [PRBC] transfusions)
Bone marrow disease involvement of tumor is allowed, however, peripheral blood count criteria must still be met
Creatinine clearance or radioisotope glomerular filtration rate (GFR) >= 70 mL/min/1.73 m^2 OR a serum creatinine based on age/gender as follows:
Urine protein level:
Total bilirubin =< 1.5 x upper limit of normal (ULN) for age
Shortening fraction of >= 27% by echocardiogram or ejection fraction of >= 50% by radionuclide angiogram
Exclusion criteria
Patients with botryoid histology, any stage or group, are ineligible
Patients with embryonal histology, stage I or clinical group 1 at initial disease presentation, who present with local or regional recurrence, are ineligible
Patients who previously received craniospinal irradiation are ineligible
Patients who previously received vinorelbine, bevacizumab, temsirolimus, or any other direct vascular endothelial growth factor (VEGF)/vascular endothelial growth factor receptor (VEGFR-) or mammalian target of rapamycin (mTOR-) targeting agents are ineligible
Patients with known central nervous system (CNS) disease (excluding intracranial/intraspinal extension secondary to local progression of a parameningeal or paraspinal primary), except for those with treated brain metastasis, are ineligible
Patients who receive radiation or chemotherapy (inclusive of palliative intent) for first disease progression or relapse of rhabdomyosarcoma prior to enrollment are ineligible
Female patients who are pregnant are ineligible
Lactating females are not eligible unless they have agreed to discontinue breastfeeding
Female patients of childbearing potential are not eligible unless a negative pregnancy test result has been obtained
Sexually active patients of reproductive potential are not eligible unless they have agreed to use an effective contraceptive method for the duration of their study participation
Patients with a documented chronic non-healing wound, ulcer, or significant trauma injury (those with bone fractures, including pathological fractures, or requiring surgical intervention) within 28 days prior to beginning therapy are ineligible
Patients with evidence of intratumoral hemorrhage, gastrointestinal bleeding, or on anticoagulation for thrombosis or history of thrombosis are ineligible
Patients with uncontrolled hypertension are ineligible; uncontrolled hypertension is defined as follows:
Patients currently taking anticoagulants or antiplatelet agents with the exception of aspirin (=< 81 mg/day) are ineligible
Patients with history of central venous catheter (CVC)-associated thrombosis requiring systemic anticoagulation are ineligible; Note: Patients with history of sluggish flow from CVC or CVC-associated thrombosis treated with tissue plasminogen activator (TPA) only are not excluded
Patients with clinically significant cardiovascular disease are excluded:
Patients diagnosed with rhabdomyosarcoma as a second malignant neoplasm are not eligible
Patients with history of any second malignant neoplasm who have received chemotherapy or radiation for the treatment of that malignancy are not eligible
Primary purpose
Allocation
Interventional model
Masking
87 participants in 2 patient groups
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Data sourced from clinicaltrials.gov
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