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About
Phase II trial to study the effectiveness of gefitinib in treating patients who have persistent or recurrent endometrial cancer. Biological therapies such as gefitinib may interfere with the growth of tumor cells and slow the growth of endometrial cancer.
Full description
OBJECTIVES:
I. Determine the 6-month progression-free survival of patients with persistent or recurrent endometrial carcinoma after receiving gefitinib.
II. Determine the nature and degree of toxicity of this drug in these patients. III. Determine the progression-free and overall survival of patients treated with this drug.
IV. Determine the effects of this drug on the levels of epidermal growth factor receptors (EGFR), c-ErbB2 (HER-2/neu) receptors, estrogen receptors (ER), and progesterone receptors (PR) (both PR and PRB) in tumor specimens of these patients.
V. Determine if an association exists between the levels of EGFR, ER, PR, PRB, and HER-2/neu serum concentrations of gefitinib, gefitinib activity, and soluble EGFR and clinical outcome in patients treated with this drug.
VI. Determine the frequency of clinical response (partial and complete response) in patients treated with this drug.
OUTLINE: This is a multicenter study.
Patients receive oral gefitinib once daily on days 1-28. Courses repeat every 28 days in the absence of disease progression or unacceptable toxicity.
Patients are followed every 3 months for 2 years, every 6 months for 3 years, and then annually thereafter.
PROJECTED ACCRUAL: A total of 22-60 patients will be accrued for this study within 2.5-6 years.
Enrollment
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Inclusion and exclusion criteria
Inclusion Criteria:
Histologically confirmed primary endometrial carcinoma
Received 1 prior chemotherapy regimen for endometrial carcinoma
At least 1 unidimensionally measurable lesion
At least 20 mm by conventional techniques (including palpation, plain x-ray, CT scan, and MRI)
At least 10 mm by spiral CT scan
Must have at least 1 target lesion for response assessment
Tumors within a previously irradiated field are designated as non-target lesions
Must have a tumor that is accessible for guided core needle or fine needle biopsy
Ineligible for a higher priority GOG protocol, defined as any active phase III protocol for the same patient population, if one exists
Performance status - GOG 0-2 (for patients who received 1 prior regimen)
Performance status - GOG 0-1 (for patients who received 2 prior regimens)
Absolute neutrophil count at least 1,500/mm^3
Platelet count at least 100,000/mm^3
Bilirubin no greater than 1.5 times upper limit of normal (ULN)
SGOT no greater than 2.5 times ULN
Alkaline phosphatase no greater than 2.5 times ULN
Creatinine no greater than 1.5 times ULN
No unstable cardiac disease or myocardial infarction within the past 6 months
History of coronary artery disease, congestive heart failure, or dysrhythmia allowed if on a stable regimen for at least 3 months
No active infection requiring antibiotics
No active corneal disease (e.g., keratoconjunctivitis)
No grade 2 or greater sensory and motor neuropathy
No other invasive malignancy within the past 5 years except nonmelanoma skin cancer
No signs or symptoms of bowel dysfunction that would preclude successful ingestion of oral study medication
Not pregnant or nursing
Negative pregnancy test
Fertile patients must use effective contraception
At least 3 weeks since prior immunologic agents directed at malignant tumor
No concurrent anticancer immunotherapy
See Disease Characteristics
At least 3 weeks since prior chemotherapy directed at the malignant tumor and recovered
No prior non-cytotoxic chemotherapy for recurrent or persistent disease
No concurrent anticancer chemotherapy
At least 1 week since prior hormonal therapy directed at malignant tumor
No concurrent anticancer hormonal therapy
See Disease Characteristics
At least 3 weeks since prior radiotherapy directed at malignant tumor and recovered
No concurrent anticancer radiotherapy
At least 4 weeks since prior surgery except minor procedures using local anesthesia (e.g., placement of a central venous port) and recovered
At least 3 weeks since any other prior therapy directed at malignant tumor
One additional prior cytotoxic regimen for recurrent or persistent disease allowed
No prior gefitinib or other epidermal growth factor receptor inhibitor
No prior cancer treatment that would contraindicate study therapy
No concurrent CYP 3A4 inducers (including phenytoin, carbamazepine, barbiturates, nafcillin, rifampin, or Hypericum perforatum [St. John's Wort])
No other concurrent investigational or antineoplastic agents
No concurrent chlorpromazine
Primary purpose
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56 participants in 1 patient group
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Data sourced from clinicaltrials.gov
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