Study to Assess the Efficacy and Safety of Ublituximab in Combination With Umbralisib and Venetoclax Compared to Ublituximab in Combination With Umbralisib in Subjects With CLL (ULTRA-V) (ULTRA-V)
The safety and scientific validity of this study is the responsibility of the study sponsor and investigators. Listing a study does not mean it has been evaluated by the U.S. Federal Government.
Know the risks and potential benefits of clinical studies and talk to your health care provider before participating.
Read our disclaimer for details.
ULTRA-V: Phase 2/3 Randomized Study to Assess the Efficacy and Safety of Ublituximab in Combination with Umbralisib and Venetoclax (U2-V) Compared to Ublituximab and Umbralisib (U2) in Subjects with Chronic Lymphocytic Leukemia (CLL)
Condition or disease
Chronic Lymphocytic Leukemia
Drug: UblituximabDrug: UmbralisibDrug: Venetoclax
Phase 2Phase 3
This is an open-label, multicenter, Phase 2/3 study to evaluate the efficacy and safety of the combination of ublituximab + umbralisib + venetoclax (U2-V) compared to the combination of ublituximab + umbralisib (U2) in patients with either treatment naïve or previously treated CLL
Phase 2/3 Randomized Study to Assess the Efficacy and Safety of Ublituximab in Combination With Umbralisib and Venetoclax (U2-V) Compared to Ublituximab and Umbralisib (U2) in Subjects With Chronic Lymphocytic Leukemia (CLL)
Actual Study Start Date :
May 16, 2019
Estimated Primary Completion Date :
January 1, 2025
Estimated Study Completion Date :
March 1, 2025
Resource links provided by the National Library of Medicine
Choosing to participate in a study is an important personal decision. Talk with your doctor and family members or friends about deciding to join a study. To learn more about this study, you or your doctor may contact the study research staff using the contacts provided below. For general information, Learn About Clinical Studies.
Layout table for eligibility information
Ages Eligible for Study:
18 Years and older (Adult, Older Adult)
Sexes Eligible for Study:
Accepts Healthy Volunteers:
Chronic Lymphocytic Leukemia (CLL) that warrants treatment
Adequate organ system function as specified in the protocol
Ability to follow protocol procedures.
Subjects receiving cancer therapy or any investigational drug within 21 days of Cycle 1, Day 1.
Prior exposure to any PI3K inhibitor or venetoclax
Autologous hematologic stem cell transplant within 6 months of study entry. Prior. Allogeneic hematologic stem cell transplant is excluded.