At a glance
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A Multicenter, Phase III, Open-Label, Randomized Study in Relapsed/Refractory Patients With Chronic Lymphocytic Leukemia to Evaluate the Benefit of Venetoclax (GDC-0199/ABT-199) Plus Rituximab Compared With Bendamustine Plus Rituximab
In Brief
A Phase 3 clinical trial evaluating Bendamustine, Venetoclax, and 1 other intervention for Chronic Lymphocytic Leukemia. Completed, enrolled 389 participants across 111 sites in 20 countries.
Detailed Summary
The purpose of this open-label, multicenter, randomized, Phase III study is to evaluate the benefit of venetoclax in combination with rituximab compared with bendamustine in combination with rituximab in participants with relapsed or refractory CLL. Participants will be randomly assigned in 1:1 ratio to receive either venetoclax + rituximab (Arm A) or bendamustine + rituximab (Arm B).
Study Details
Timeline
Interventions
Bendamustine will be administered at a dose of 70 mg/m\^2 via IV infusion on Days 1 and 2 of each 28-day cycle, for 6 cycles.
Venetoclax will be administered at an initial dose of 20 mg via tablet orally QD, incremented weekly up to a maximum dose of 400 mg during a 5-week ramp-up period. Venetoclax will be continued at 400 mg QD from Week 6 (Day 1 of Cycle 1 of combination therapy) onwards up to disease progression (PD) or 2 years, whichever occurs first. R/C Substudy: venetoclax will be administered for 5-week dose ramp-up period to reach the target dose of 400 mg QD. Venetoclax will continue to be administered during the rituximab cycles until disease progression or for a maximum of 2 years from Cycle 1R/C Day 1 of the R/C Substudy.
Rituximab will be administered at a dose of 375 mg/m\^2 via IV infusion on Day 1 of Cycle 1 and at a dose of 500 mg/m\^2 on Day 1 of Cycles 2-6. R/C Substudy: Following the venetoclax ramp-up period, rituximab will be administered for 6 cycles consisting of a single infusion on the first day of each 28-day cycle.