Phase I/II Study of Venetoclax or Lenalidomide in Combination With Ublituximab and Umbralisib in Subjects With Relapsed or Refractory CLL/SLL and NHL
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ClinicalTrials.gov Identifier: NCT03379051 |
Recruitment Status :
Terminated
(Strategic/Business Decision)
First Posted : December 20, 2017
Last Update Posted : August 22, 2022
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Condition or disease | Intervention/treatment | Phase |
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Chronic Lymphocytic Leukemia Non-Hodgkin Lymphoma | Drug: Venetoclax Drug: Umbralisib Biological: Ublituximab Drug: Lenalidomide | Phase 1 Phase 2 |
Study Type : | Interventional (Clinical Trial) |
Actual Enrollment : | 78 participants |
Allocation: | Non-Randomized |
Intervention Model: | Single Group Assignment |
Masking: | None (Open Label) |
Primary Purpose: | Treatment |
Official Title: | Phase I/II Study of Venetoclax or Lenalidomide in Combination With Ublituximab and Umbralisib in Subjects With Relapsed or Refractory CLL/SLL and NHL |
Actual Study Start Date : | March 27, 2018 |
Actual Primary Completion Date : | May 26, 2022 |
Actual Study Completion Date : | June 16, 2022 |

Arm | Intervention/treatment |
---|---|
Experimental: Ublituximab + Umbralisib + Venetoclax
Ublituximab at a fixed IV infusion dose Days 1, 8 and 15 followed by maintenance infusions TGR-1202 oral daily dose Venetoclax oral daily dose
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Drug: Venetoclax
BCL-2 Inhibitor
Other Name: Venclexta Drug: Umbralisib PI3K-Delta Inhibitor
Other Name: TGR-1202 Biological: Ublituximab Glycoengineered Anti-CD20 mAb
Other Name: TG-1101 |
Experimental: Ublituximab + Umbralisib + Lenalidomide
Ublituximab at a fixed IV infusion dose Days 1, 8 and 15 followed by maintenance infusions; Umbralisib and Lenalidomide both administered days 1 - 21 of every 28 days
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Drug: Umbralisib
PI3K-Delta Inhibitor
Other Name: TGR-1202 Biological: Ublituximab Glycoengineered Anti-CD20 mAb
Other Name: TG-1101 Drug: Lenalidomide Thalidomide Analog, immunomodulatory agent with antiangiogenic and antineoplastic properties
Other Name: Revlimid |
- Determine Acceptable Adverse Events That Are Related to Treatment [ Time Frame: 12 months ]
- Overall Response and Complete Remission Rate [ Time Frame: 12 months ]
- Minimum Residual Disease (MRD) [ Time Frame: 12 months ]

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.
Ages Eligible for Study: | 18 Years and older (Adult, Older Adult) |
Sexes Eligible for Study: | All |
Accepts Healthy Volunteers: | No |
Inclusion Criteria:
- Confirmed diagnosis of B-cell Chronic Lymphocytic Leukemia, or Non-Hodgkin's Lymphoma
- Refractory to or relapsed after at least 1 prior treatment regimen
- Eastern Cooperative Oncology Group (ECOG) score of 0 to 2
Exclusion Criteria:
- Any major surgery, chemotherapy or immunotherapy within the last 21 days
- Known hepatitis B virus, hepatitis C virus or HIV infection
- Known histological transformation from CLL to an aggressive lymphoma (Richter's)

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.
Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT03379051
United States, Illinois | |
TG Therapeutics Investigational Trial Site | |
Chicago, Illinois, United States, 60611 | |
United States, New York | |
TG Therapeutics Investigational Trial Site | |
Rochester, New York, United States, 14642 | |
United States, Ohio | |
TG Therapeutics Investigational Trial Site | |
Cleveland, Ohio, United States, 44195 |
Study Chair: | Paul Barr, MD | Wilmot Cancer Institute - University of Rochester |
Responsible Party: | TG Therapeutics, Inc. |
ClinicalTrials.gov Identifier: | NCT03379051 |
Other Study ID Numbers: |
U2-VEN-109 |
First Posted: | December 20, 2017 Key Record Dates |
Last Update Posted: | August 22, 2022 |
Last Verified: | August 2022 |
Studies a U.S. FDA-regulated Drug Product: | Yes |
Studies a U.S. FDA-regulated Device Product: | No |
Leukemia, Lymphocytic, Chronic, B-Cell Neoplasms by Histologic Type Neoplasms Lymphoproliferative Disorders Lymphatic Diseases Immunoproliferative Disorders Immune System Diseases Leukemia, Lymphoid Leukemia Leukemia, B-Cell |
Lenalidomide Venetoclax Immunologic Factors Physiological Effects of Drugs Angiogenesis Inhibitors Angiogenesis Modulating Agents Growth Substances Growth Inhibitors Antineoplastic Agents |