Refractory Diffuse Large B-Cell Lymphoma Clinical Trials

36 recruitingLast updated: June 18, 2026

There are 36 actively recruiting refractory diffuse large b-cell lymphoma clinical trials across 16 countries. Studies span Phase 2, Phase 1, Phase 3, Early Phase 1. Top locations include Duarte, California, United States, Columbus, Ohio, United States, Chicago, Illinois, United States. Updated daily from ClinicalTrials.gov.


Refractory Diffuse Large B-Cell Lymphoma Trials at a Glance

36 actively recruiting trials for refractory diffuse large b-cell lymphoma are listed on ClinicalTrialsFinder across 6 cities in 16 countries. The largest study group is Phase 2 with 24 trials, with the heaviest enrollment activity in Duarte, Columbus, and Chicago. Lead sponsors running refractory diffuse large b-cell lymphoma studies include City of Hope Medical Center, Mayo Clinic, and National Cancer Institute (NCI).

Browse refractory diffuse large b-cell lymphoma trials by phase

Treatments under study

About Refractory Diffuse Large B-Cell Lymphoma Clinical Trials

Looking for clinical trials for Refractory Diffuse Large B-Cell Lymphoma? There are currently 21 studies actively recruiting participants. Clinical trials offer access to new treatments before they are widely available, and every approved therapy in use today was first tested through a clinical trial.

Below you can browse trials, sign up for alerts when new Refractory Diffuse Large B-Cell Lymphoma trials open, and view eligibility criteria for each study. Each listing includes the study phase, locations, and enrollment details.

Frequently Asked Questions

Common questions about Refractory Diffuse Large B-Cell Lymphoma clinical trials

A clinical trial is a carefully designed research study that tests new medical treatments, drugs, devices, or approaches in human volunteers. Every approved medication and treatment available today was proven safe and effective through clinical trials.

All clinical trials are reviewed and approved by Institutional Review Boards (IRBs) — independent committees that evaluate patient safety. Trials follow strict protocols, and your health is monitored closely throughout. You can withdraw at any time.

Not necessarily. Many trials compare the new treatment against the current standard of care, meaning all participants receive active treatment. When placebos are used, they are typically combined with standard treatment, not given alone. The trial description will always specify the design.

Under the Affordable Care Act, most private insurers are required to cover routine patient care costs during a clinical trial. The sponsor typically covers the investigational treatment itself. Medicare also covers routine costs for qualifying trials.

Yes. Participation is completely voluntary. You can withdraw at any time, for any reason, without it affecting your access to standard medical care.

Each trial has specific eligibility criteria — including age, diagnosis, disease stage, prior treatments, and general health. Browse the trials listed above and check their eligibility sections. You can also contact the trial site directly to discuss your situation.

Showing 120 of 36 trials

Recruiting
Phase 2

Testing the Effectiveness of a Combination Targeted Therapy (ViPOR) for Patients With Relapsed and/or Refractory Aggressive B-cell Lymphoma

Recurrent High Grade B-Cell Lymphoma With MYC and BCL2 or BCL6 RearrangementsRefractory High Grade B-Cell Lymphoma With MYC and BCL2 or BCL6 RearrangementsRecurrent Diffuse Large B-Cell Lymphoma+12 more
National Cancer Institute (NCI)120 enrolled84 locationsNCT06649812
Recruiting
Phase 2

Odronextamab for the Treatment of Relapsed and Refractory Diffuse Large B-cell Lymphoma Before and After Chimeric Antigen Receptor T-cell Therapy

Recurrent Diffuse Large B-Cell LymphomaRefractory Diffuse Large B-Cell LymphomaRecurrent Transformed Follicular Lymphoma to Diffuse Large B-Cell Lymphoma+1 more
University of California, Davis34 enrolled1 locationNCT06854159
Recruiting
Phase 1Phase 2

Epcoritamab Plus Ibrutinib for the Treatment of Relapsed or Refractory Aggressive B-Cell Non-Hodgkin Lymphoma

Recurrent High Grade B-Cell Lymphoma With MYC and BCL2 or BCL6 RearrangementsRefractory High Grade B-Cell Lymphoma With MYC and BCL2 or BCL6 RearrangementsRecurrent Diffuse Large B-Cell Lymphoma+11 more
Yazeed Sawalha38 enrolled2 locationsNCT06536049
Recruiting
Phase 2

Epcoritamab-CAR T Cells for Large B-cell Lymphomas

High-grade B-cell LymphomaLymphoma, Non-HodgkinRefractory Diffuse Large B-Cell Lymphoma+2 more
Abramson Cancer Center at Penn Medicine31 enrolled1 locationNCT06458439
Recruiting
Phase 2

Hypofractionation Radiotherapy in Combination With Glofitamab in Relapsed/Refractory Diffuse B-cell Lymphoma With Baseline High Tumor Burden

LymphomaRelapsed/Refractory Diffuse Large B-Cell Lymphoma (DLBCL)
Liling Zhang40 enrolled1 locationNCT06867536
Recruiting
Phase 1

Testing the Combination of Nivolumab and ASTX727 for Relapsed or Refractory B-Cell Lymphoma

Recurrent B-Cell Non-Hodgkin LymphomaRefractory B-Cell Non-Hodgkin LymphomaRecurrent Diffuse Large B-Cell Lymphoma+3 more
National Cancer Institute (NCI)32 enrolled9 locationsNCT05272384
Recruiting
Phase 2

Loncastuximab Tesirine and Mosunetuzumab for the Treatment of Relapsed or Refractory Diffuse Large B-Cell Lymphoma

Recurrent Transformed Chronic Lymphocytic LeukemiaRefractory Transformed Chronic Lymphocytic LeukemiaRecurrent Diffuse Large B-Cell Lymphoma+9 more
City of Hope Medical Center36 enrolled1 locationNCT05672251
Recruiting
Phase 2

Loncastuximab Tesirine for the Treatment of Relapsed or Refractory B-Cell Malignancies

Recurrent Follicular LymphomaRefractory Follicular LymphomaRecurrent B-Cell Non-Hodgkin Lymphoma+5 more
University of Washington20 enrolled1 locationNCT05453396
Recruiting
Phase 2

Odronextamab for Relapsed and Refractory Large B-cell Lymphomas Before CAR-T

Recurrent Diffuse Large B-Cell LymphomaRefractory Diffuse Large B-Cell LymphomaRecurrent High Grade B-Cell Lymphoma+9 more
University of Washington27 enrolled1 locationNCT06784726
Recruiting
Phase 2

Epcoritamab, Rituximab, Gemcitabine and Oxaliplatin (R-GemOx) as Salvage Therapy Before Autologous Stem Cell Transplant for the Treatment of Relapsed/Refractory Diffuse Large B-Cell Lymphoma

Recurrent Transformed Indolent B-Cell Non-Hodgkin Lymphoma to Diffuse Large B-Cell LymphomaRefractory Transformed Indolent B-Cell Non-Hodgkin Lymphoma to Diffuse Large B-Cell LymphomaRecurrent Diffuse Large B-Cell Lymphoma, Not Otherwise Specified+5 more
City of Hope Medical Center43 enrolled3 locationsNCT07365306
Recruiting
Phase 1

Zanubrutinib in Combination With Sonrotoclax for the Treatment of Underrepresented Ethnic and Racial Minorities With Relapsed or Refractory B-cell Non-Hodgkin Lymphoma

Chronic Lymphocytic Leukemia/Small Lymphocytic LymphomaRecurrent Chronic Lymphocytic Leukemia/Small Lymphocytic LymphomaRecurrent Diffuse Large B-Cell Lymphoma+16 more
City of Hope Medical Center37 enrolled1 locationNCT06859008
Recruiting
Phase 2

Ascorbic Acid and Chemotherapy for the Treatment of Relapsed or Refractory Lymphoma, CCUS, and Chronic Myelomonocytic Leukemia

Chronic Myelomonocytic LeukemiaRecurrent LymphomaRecurrent Diffuse Large B-Cell Lymphoma+5 more
Mayo Clinic80 enrolled4 locationsNCT03418038
Recruiting
Phase 1

Immune Cell Therapy (CAR-T) for the Treatment of Patients With HIV and B-Cell Non-Hodgkin Lymphoma

HIV InfectionRecurrent Non-Hodgkin LymphomaRefractory Non-Hodgkin Lymphoma+12 more
AIDS Malignancy Consortium20 enrolled6 locationsNCT05077527
Recruiting
Phase 3

A Phase III Study of HMPL-760 Plus R-GemOx VS Placebo Plus R-GemOx in Relapsed/Refractory DLBCL

Relapsed/Refractory Diffuse Large B-Cell Lymphoma
Hutchmed240 enrolled41 locationsNCT07409428
Recruiting
Phase 2

Low Dose Epcoritamab Plus GemOx in R/R DLBCL

Relapsed/Refractory Diffuse Large B-Cell Lymphoma
Hospital Universitario Dr. Jose E. Gonzalez10 enrolled1 locationNCT07451652
Recruiting
Phase 2

Enhancing CAR-T Cell Therapy Efficacy in B-cell Lymphoma Via Chidamide and PD-1 Inhibitor Combination.

Relapsed or Refractory Diffuse Large B-Cell Lymphoma (R/R DLBCL)
Daihong Liu30 enrolled1 locationNCT07489989
Recruiting
Phase 2

Fecal Microbiome Transplant to Remodel Intestinal Microbiota for Patients With Relapsed or Refractory Lymphoma With Exposure to High-Risk Antibiotics Who Are Receiving Chimeric Antigen Receptor T Cells

Recurrent High Grade B-Cell Lymphoma With MYC and BCL2 or BCL6 RearrangementsRefractory High Grade B-Cell Lymphoma With MYC and BCL2 or BCL6 RearrangementsRecurrent Diffuse Large B-Cell Lymphoma+3 more
City of Hope Medical Center56 enrolled1 locationNCT07042438
Recruiting
Phase 1

Tegavivint for Treating Patients With Relapsed or Refractory Large B-Cell Lymphoma

Recurrent High Grade B-Cell Lymphoma With MYC and BCL2 or BCL6 RearrangementsRefractory High Grade B-Cell Lymphoma With MYC and BCL2 or BCL6 RearrangementsRecurrent Diffuse Large B-Cell Lymphoma Activated B-Cell Type+6 more
Lapo Alinari18 enrolled1 locationNCT05755087
Recruiting
Phase 1

B-Cell Activating Factor Receptor (BAFFR)-Based Chimeric Antigen Receptor T-Cells With Fludarabine and Cyclophosphamide Lymphodepletion for the Treatment of Relapsed or Refractory B-cell Hematologic Malignancies

Recurrent Chronic Lymphocytic LeukemiaRecurrent Follicular LymphomaRecurrent Small Lymphocytic Lymphoma+12 more
Mayo Clinic27 enrolled1 locationNCT06191887
Recruiting
Early Phase 1

Evaluation of Bridging Radiation Therapy Before CAR T-Cell Infusion for the Treatment of Relapsed or Refractory Large B-Cell Lymphoma

Recurrent Diffuse Large B-Cell LymphomaRefractory Diffuse Large B-Cell Lymphoma
City of Hope Medical Center9 enrolled1 locationNCT05800405