RATIONALE: Lenalidomide may stop the growth of tumor cells by blocking blood flow to the tumor. Monoclonal antibodies, such as cetuximab, 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. Giving lenalidomide together with cetuximab may kill more tumor cells. PURPOSE: This phase I trial is studying the side effects and best dose of lenalidomide when given together with cetuximab in treating patients with metastatic colorectal cancer.
PRIMARY OBJECTIVES: I. To determine the maximum tolerated dose (MTD). SECONDARY OBJECTIVES: I. To further explore the safety and efficacy profile. OUTLINE: This is a dose-escalation study of lenalidomide. Patients receive oral lenalidomide once daily on days 1-28 and cetuximab IV once weekly over 1-2 hours on days 1, 8, 15, and 22. Courses repeat every 28 days in the absence of disease progression or unacceptable toxicity. After completion of study treatment, patients are followed up at 30 days.
Study Type
INTERVENTIONAL
Allocation
NA
Purpose
TREATMENT
Masking
NONE
Enrollment
3
Given orally
Given IV
Correlative studies
Correlative studies
Correlative studies
Cleveland Clinic Taussig Cancer Institute, Case Comprehensive Cancer Center
Cleveland, Ohio, United States
Safety / Tolerability (type, frequency, severity, and relationship of adverse events to study drug)
Time frame: Courses repeat every 28 days in the absence of unacceptable toxicity.
Time to progression of disease
Time frame: Courses repeat every 28 days in the absence of disease progression .
Tumor response according to RECIST
Time frame: at the end of Cycle 2 and every 56 days thereafter until tumor progression
Lab correlatives (FCGRIIa and FCGRIIIa polymorphisms, K-Ras and B-Raf mutations)
FCGR2a and FCGR3a polymorphisms, K-Ras and B-Raf mutations in patient specimens (paraffin embedded formaldehyde fixed tissues) will be identified.
Time frame: Tissue collection less than or equal to 28 days prior to day 1 of therapy
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