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About
Phase I/II trial to study the effectiveness of erlotinib in treating patients who have recurrent malignant glioma or recurrent or progressive meningioma. Erlotinib may stop the growth of tumor cells by blocking the enzymes necessary for tumor cell growth.
Full description
OBJECTIVES:
Phase 1 I. Determine the maximum tolerated dose of erlotinib in patients with recurrent malignant glioma or recurrent or progressive meningioma.
II. Determine the safety profile of this drug in these patients. III. Determine the pharmacokinetics of this drug in these patients.
Phase 2 I. Determine the 6-month progression-free survival (recurrent malignant glioma) II.12-month survival of patients treated with this drug (stable glioblastoma post radiation therapy)
Phase 2 - Secondary Recurrent Malignant Glioma I. Objective Tumor Response rate associated with erlotinib therapy in recurrent or progressive malignant glioma.
III. 12-month survival of patients treated with this drug Determine the safety profile of this drug in these patients. IV.. Determine the pharmacokinetics of this drug in these patients
OUTLINE: This is a dose-escalation, multicenter study. Patients are stratified according to study phase (I vs II), concurrent enzyme-inducing antiepileptic drugs (EIAEDs) (yes vs no), histology (recurrent GBM vs recurrent anaplastic glioma vs recurrent meningioma vs stable GBM), preoperative candidacy (yes vs no), and concurrent steroids (yes vs no).
Phase I: Patients concurrently receiving EIAEDs receive oral erlotinib once daily. Courses repeat every 4 weeks in the absence of disease progression or unacceptable toxicity.
Cohorts of 3-6 patients receive escalating doses of erlotinib until the maximum tolerated dose (MTD) is determined. The MTD is the dose preceding that at which at least 2 of 3 or 2 of 6 patients experience dose-limiting toxicity.
Phase II: Once the MTD is determined, additional patients concurrently receiving EIAEDs are treated with erlotinib as above at the phase II dose. Patients not concurrently receiving EIAEDs are treated with erlotinib as above at a predetermined dose.
Patients are followed for survival.
Enrollment
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Inclusion and exclusion criteria
Inclusion Criteria:
One of the following diagnoses:
Histologically confirmed intracranial malignant glioma
Histologically or radiographically confirmed recurrent or progressive benign or malignant meningioma
Progressive disease or tumor recurrence on MRI or CT scan
Patients with progressive disease must have failed prior radiotherapy* that was completed at least 4 weeks ago
Measurable or evaluable disease
Performance status - Karnofsky 60-100%
More than 8 weeks
WBC at least 3,000/mm^3
Absolute neutrophil count at least 1,500/mm^3
Platelet count at least 100,000/mm^3
Hemoglobin at least 10 mg/dL (transfusion allowed)
Bilirubin less than 1.5 times upper limit of normal (ULN)
SGOT less than 1.5 times ULN
Creatinine less than 1.5 mg/dL
None of the following ophthalmic abnormalities:
Patients found to have dry eyes on examination but have an otherwise normal examination allowed
No active infection
No other serious concurrent medical illness
No other malignancy within the past 3 years except nonmelanoma skin cancer or carcinoma in situ of the cervix
No other disease that would obscure toxicity or dangerously alter drug metabolism
No significant medical illness that would preclude study participation
Not pregnant or nursing
Negative pregnancy test
Fertile patients must use effective barrier contraception during and for 12 weeks after study participation
See Disease Characteristics
At least 1 week since prior thalidomide
At least 1 week since prior interferon
At least 4 weeks since prior SU5416 or other experimental biologic agents
See Disease Characteristics
No prior chemotherapy (including polifeprosan 20 with carmustine implant [Gliadel wafers]) for patients with stable GBM
At least 2 weeks since prior vincristine
At least 3 weeks since prior procarbazine
At least 6 weeks since prior nitrosoureas
At least 1 week since prior tamoxifen
See Disease Characteristics
Recovered from prior radiotherapy
No more than 6 weeks since prior external beam radiotherapy for patients with GBM without evidence of progression
Recovered from prior surgery
Recovered from prior therapy
At least 1 week since prior noncytotoxic agents (e.g., isotretinoin) except radiosensitizers
At least 4 weeks since prior cytotoxic therapy
At least 4 weeks since prior tipifarnib or imatinib mesylate
No prior erlotinib or other epidermal growth factor receptor inhibitors
No concurrent combination antiretroviral therapy for HIV-positive patients
Primary purpose
Allocation
Interventional model
Masking
136 participants in 2 patient groups
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Data sourced from clinicaltrials.gov
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