Ibrutinib in Combination With GA101 (Obinutuzumab) in Previously Untreated Chronic Lymphocytic Leukemia (CLL) Patients.
Chronic Lymphocytic Leukemia
About this trial
This is an interventional treatment trial for Chronic Lymphocytic Leukemia focused on measuring CLL, Chronic Lymphocytic Leukemia, Ibrutinib, Obinutuzumab, Cancer
Eligibility Criteria
Inclusion Criteria:
- Diagnosis of CLL
- Indication for treatment as defined by the International Workshop on Chronic Lymphocytic Leukaemia (IWCLL) Guidelines
- No previous treatment for CLL
Males and females 65 years of age and older. Subjects under 65 years of age that meet any of the following criteria:
A. Documented refusal to be treated with chemotherapy agents B. Subjects that are not candidates for treatment with chemotherapy based on poor performance status (ECOG g>= 2), Cumulative Illness Rating Scale (CIRS score) >= 6 or creatinine clearance less than 70 mL/min
- Adequate hematologic, hepatic, and renal function
- Anticipated survival of at least 6 months
- Effective contraception is required while receiving Ibrutinib in combination with GA101-Obinutuzumab. For women of childbearing potential and men, effective contraception is required while receiving GA101-Obinutuzumab and for 365 days (12 months) after the last dose of the study drug
Exclusion Criteria:
- Pregnant or nursing women
- Treatment with chemotherapy, monoclonal antibodies, or biological agents (e.g. lenalidomide) other than the investigational agents during the time of participation in this trial
- Grade 3 or 4 cardiac disease as defined by the New York Heart Association Functional Classification
- Severe or debilitating pulmonary disease
- Participation in any investigational drug study within 28 days prior to initiation of treatment within this protocol.
- History of second malignancy, other than non-melanoma skin cancer or in situ carcinoma of the cervix or the breast, unless the tumor was successfully treated at least 2 years before trial entry and with no evidence of relapse or active cancer.
- Active symptomatic fungal, bacterial and/or viral infection including evidence of infection with HIV, human T-cell leukemia virus 1 (HTLV-1) seropositive status.
- Evidence of active acute or chronic Hepatitis B (HBV)
- Evidence of active Hepatitis C (HCV): subjects with positive hepatitis C serology and positive HCV RNA test
- History of severe allergic or anaphylactic reactions to monoclonal antibody therapy
- Known hypersensitivity to any of the study drugs
- Major surgery (within 4 weeks prior to the start of Cycle 1), except for procedures that are performed for diagnostic purposes
- Vaccination with a live vaccine within 28 days of the initiation of treatment.
- Concomitant use of warfarin or other Vitamin K antagonists
- Requirement to receive treatment with a strong cytochrome P450 (CYP) 3A inhibitor
- Chronic liver disease with hepatic impairment (Child-Pugh class B or C)
Sites / Locations
- UCSD Moores Cancer Center
Arms of the Study
Arm 1
Experimental
GA101+ibrutinib
Ibrutinib 420 mg (140 mg capsules 3 times) orally once daily for up to 6 cycles. GA101 (Obinutuzumab) by Intravenous infusion for up to 6 cycles (28 day cycles) as follows: Cycle 1, Day 1,100 mg GA101 obinutuzumab will be administered. Cycle 1, Day 2, 900 mg of GA101 obinutuzumab will be administered. Cycle 1, Days 8 and 15,1,000 mg of GA101 obinutuzumab will be administered. Cycles 2-6, Day 1, 1,000 mg of GA101 obinutuzumab will be administered.