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About
This randomized phase II trial studies how well bevacizumab with or without fosbretabulin tromethamine works in treating patients with ovarian epithelial, fallopian tube, or peritoneal cavity cancer that has come back or is persistent. Monoclonal antibodies, such as bevacizumab, find tumor cells and help kill them. Bevacizumab and fosbretabulin tromethamine may stop the growth of ovarian cancer by blocking blood flow to the tumor. It is not yet known whether bevacizumab is more effective with or without fosbretabulin tromethamine in treating ovarian epithelial, fallopian tube, and peritoneal cavity cancer.
Full description
PRIMARY OBJECTIVES:
I. To estimate the progression-free survival hazard ratio of the combination of bevacizumab and fosbretabulin tromethamine (CA4P) compared to bevacizumab alone in patients with persistent or recurrent ovarian, fallopian tube, or primary peritoneal cancer.
SECONDARY OBJECTIVES:
I. To determine the nature and degree of toxicity of fosbretabulin tromethamine plus bevacizumab.
II. To characterize and compare progression-free survival in patients with measurable disease (Response Evaluation Criteria in Solid Tumors [RECIST] criteria) and patients with detectable (non-measurable) disease between regimens.
III. To determine the overall survival for both regimens. IV. To estimate the proportion of patients with measurable disease who have objective tumor responses by treatment.
V. To provide descriptive information about cancer antigen (CA)-125 responses by regimen and where possible by objective tumor responses.
OUTLINE: Patients are randomized to 1 of 2 treatment arms.
ARM I: Patients receive bevacizumab intravenously (IV) over 30-90 minutes on day 1. Courses repeat every 21 days in the absence of disease progression or unacceptable toxicity.
ARM II: Patients receive bevacizumab IV over 30-90 minutes and fosbretabulin tromethamine IV over 10-20 minutes on day 1. Courses repeat every 21 days in the absence of disease progression or unacceptable toxicity.
After completion of study treatment, patients are followed up every 3 months for 2 years and then every 6 months for 3 years.
Enrollment
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Volunteers
Inclusion criteria
Patients must have recurrent or persistent epithelial ovarian, fallopian tube, or primary peritoneal carcinoma; histologic documentation of the original primary tumor is required via the pathology report
Patients must have measurable disease or detectable (non-measurable) disease:
Measurable disease defined as at least one lesion that can be accurately measured in at least one dimension (longest dimension to be recorded); each lesion must be >= 10 mm when measured by computed tomography (CT) scan, magnetic resonance imaging (MRI) or caliper measurement by clinical exam, or >= 20 mm when measured by chest x-ray; lymph nodes must be >= 15 mm in short axis when measured by CT or MRI
Detectable disease in a patient is defined as one who does not have measurable disease but has at least one of the following conditions:
Patients in the measurable disease cohort must have at least one ?target lesion? to be used to assess response on this protocol as defined by RECIST 1.1; tumors within a previously irradiated field will be designated as ?non-target? lesions unless progression is documented or a biopsy is obtained to confirm persistence at least 90 days following completion of radiation therapy
Patients must not be eligible for a higher priority Gynecologic Oncology Group (GOG) protocol, if one exists; in general, this would refer to any active GOG phase 3 protocol or rare tumor protocol for the same patient population
Patients who have had one prior treatment must have a performance status of 0, 1, or 2
Patients who have had two or three prior treatments must have a performance status of 0 or 1
Patients should be free of acute hepatitis and active infection requiring parenteral antibiotics (with the exception of uncomplicated urinary tract infection [UTI])
Recovery from the effects of recent surgery, radiotherapy, or chemotherapy
Prior therapy:
Patients with both platinum-sensitive and platinum-resistant disease are eligible; patients with platinum-refractory disease are NOT eligible; platinum-refractory disease is defined as patients who have progression of disease during the preceding platinum treatment
Definitions:
ANC greater than or equal to 1,500/mcl
Platelets greater than or equal to 100,000/mcl
Hemoglobin greater than or equal to 9 g/dL
Creatinine less than or equal to 1.5 x institutional upper limit of normal (ULN)
Potassium within the normal reference range for the laboratory; correction with supplements is acceptable
Magnesium within the normal reference range for the laboratory; correction with supplements is acceptable
Calcium within the normal reference range for the laboratory; correction with supplements is acceptable
Bilirubin less than or equal to 1.5 x ULN
Serum glutamic oxaloacetic transaminase (SGOT) (aspartate aminotransferase [AST]) =< less than or equal to 3 x ULN
Alkaline phosphatase less than or equal to 2.5 x ULN
Prothrombin time (PT) such that international normalized ratio (INR) is less than or equal to 1.5 x ULN (or an in-range INR, usually between 2 and 3, if a patient is on a stable dose of therapeutic warfarin) and a partial thromboplastin time (PTT) less than or equal to 1.5 x ULN
Urine protein should be screened by urine analysis; if protein is 2+ or higher, a 24-hour urine protein should be obtained and the level must be < 1,000 mg (< 1.0 g/24 hrs) for patient enrollment
Patients of childbearing potential must have a negative serum pregnancy test prior to the study entry and be practicing an effective form of contraception
Patients must have signed an approved informed consent and authorization permitting the release of personal health information
Patients must meet pre-entry requirements
Exclusion criteria
Patients who have received prior fosbretabulin tromethamine or any other vascular disrupting agent (VDA)
Patients with other invasive malignancies, with the exception of non-melanoma skin cancer and other specific malignancies as noted below, are excluded if there is any evidence of other malignancy being present within the last three years; patients are also excluded if their previous cancer treatment contraindicates this protocol therapy
Patients who have received prior radiotherapy to any portion of the abdominal cavity or pelvis OTHER THAN for the treatment of ovarian, fallopian tube or primary peritoneal cancer within the last three years are excluded; prior radiation for localized cancer of the breast, head and neck, or skin is permitted, provided that it was completed more than three years prior to registration, and the patient remains free of recurrent or metastatic disease
Patients who have received prior chemotherapy for any abdominal or pelvic tumor OTHER THAN for the treatment of ovarian, fallopian tube or primary peritoneal cancer within the last three years are excluded; patients may have received prior adjuvant chemotherapy for localized breast cancer, provided that it was completed more than three years prior to registration, and the patient remains free of recurrent or metastatic disease
Patients with serious non-healing wound, ulcer, or bone fracture; this includes history of abdominal fistula, gastrointestinal perforation or intra-abdominal abscess within 90 days prior to the first date of study treatment
Patients with active bleeding or pathologic conditions that carry high risk of bleeding, such as known bleeding disorder, coagulopathy, or tumor involving major vessels
Patients with history or evidence upon physical examination of central nervous system (CNS) disease, including primary brain tumor, seizures not controlled with standard medical therapy, any brain metastases, or history of cerebrovascular accident (CVA, stroke), transient ischemic attack (TIA) or subarachnoid hemorrhage within six months prior to the first date of treatment on this study
Patients with clinically significant cardiovascular disease; this includes:
Known hypersensitivity to any of the components of fosbretabulin tromethamine or bevacizumab
Major surgery within 28 days prior to the first date of study treatment
Anticipation of need for major surgical procedures during the course of the study
Core biopsy within 7 days prior to the first date of study treatment
Patients with clinical symptoms or signs of gastrointestinal obstruction and patients who require parenteral hydration and/or nutrition; patients with bowel involvement on CT scan
Patients with medical history or conditions not otherwise previously specified which in the opinion of the investigator should exclude participation in this study; the investigator can consult the Study Chair or Study Co-Chairs for uncertainty in this regard
Patients who are pregnant or nursing
Primary purpose
Allocation
Interventional model
Masking
107 participants in 2 patient groups
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Data sourced from clinicaltrials.gov
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