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About
This randomized phase III trial is studying gemcitabine hydrochloride, docetaxel, and bevacizumab to see how well they work compared with gemcitabine hydrochloride, docetaxel, and a placebo in treating patients with advanced or recurrent uterine leiomyosarcoma. Drugs used in chemotherapy, such as gemcitabine hydrochloride and docetaxel, 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 tumor cells by blocking blood flow to the tumor. It is not yet known whether gemcitabine hydrochloride and docetaxel are more effective when given with or without bevacizumab in treating uterine leiomyosarcoma.
Full description
PRIMARY OBJECTIVES:
I. To determine whether the addition of bevacizumab to fixed-dose rate gemcitabine-docetaxel reduces the progression-free survival (PFS) event rate when compared to gemcitabine-docetaxel plus placebo in patients with advanced or recurrent uterine leiomyosarcoma (LMS).
SECONDARY OBJECTIVES:
I. To determine the objective response rate, as measured by RECIST, of patients treated with fixed-dose rate gemcitabine-docetaxel with bevacizumab, compared with the objective response rate of patients treated with fixed-dose rate gemcitabine-docetaxel with placebo.
II. To determine if the addition of bevacizumab to the combination of gemcitabine and docetaxel increases overall survival in patients with advanced or recurrent uterine LMS.
III. To determine the toxicity profile of fixed-dose rate gemcitabine-docetaxel with and without bevacizumab in this patient population.
IV. To bank formalin-fixed and paraffin-embedded (FFPE) tumor tissue for research.
OUTLINE: This is a multicenter study. Patients are stratified according to prior whole-pelvic radiotherapy (yes vs no). Patients are randomized to 1 of 2 treatment arms.
ARM I: Patients receive a placebo IV over 30-90 minutes on day 1, gemcitabine hydrochloride IV over 90 minutes on days 1 and 8, and docetaxel IV over 60 minutes on day 8. Patients also receive filgrastim subcutaneously (SC) on days 9-15 or pegfilgrastim SC on day 9 or 10.
ARM II: Patients receive bevacizumab IV over 30-90 minutes on day 1, gemcitabine hydrochloride IV over 90 minutes on days 1 and 8, and docetaxel IV over 60 minutes on day 8. Patients also receive filgrastim SC on days 9-15 or pegfilgrastim SC on day 9 or 10.
In both arms, 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.
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Exclusion criteria
Patients who have received prior cytotoxic chemotherapy for management of uterine sarcoma; patients who have received prior VEGF-pathway targeted agent such as bevacizumab, PTK787, VEGF-trap, or who have received prior treatment with a multi-kinase inhibitor such as sorafenib or sunitinib are not eligible
Patients who have had prior therapy with docetaxel or gemcitabine or bevacizumab
Patients with a history of other invasive malignancies, with the exceptions of non-melanoma skin cancer, carcinoma in situ of the cervix, and ductal carcinoma in situ of the breast, are excluded if there is any evidence of other malignancy being present within the last five years; patients are also excluded if their previous cancer treatment contraindicates this protocol therapy
Patients with active bleeding or pathologic conditions that carry high risk of bleeding, such as known bleeding disorder, coagulopathy, or tumor involving major vessels; (necessary use of warfarin or low molecular weight heparin is permitted, provided the INR is maintained in the therapeutic range of approximately 2-3)
Patients with major surgery or significant traumatic injury within 28 days prior to study entry
Patients with a history of abdominal fistula or perforation within the past 12 months
Patients with a current, serious, non-healing wound, ulcer, or bone fracture
Patients with history or evidence upon physical examination of CNS disease, including history of primary brain tumor, or any history of brain metastases, or seizures not controlled with standard medical therapy
Patients with known hypersensitivity to Chinese hamster ovary cell products or other recombinant human or humanized antibodies
Cardiovascular function; specifically, patient may not have:
Patients with, or with anticipation of, invasive procedures as defined below:
Patients who are pregnant or nursing
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107 participants in 2 patient groups
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Data sourced from clinicaltrials.gov
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