Diffuse Large B-Cell LymphomaPhase 1NCT07714421
Epcoritamab and Pola-R-mini-CHP for the Treatment of Diffuse Large B Cell Lymphoma in Elderly or Unfit Patients
A Phase 1 study testing Biospecimen Collection, Computed Tomography and Cyclophosphamide in people with Diffuse Large B-Cell Lymphoma and Grade 3b Follicular Lymphoma, run by Jonsson Comprehensive Cancer Center at 1 site in United States.
Trial summary
This phase I trial tests the safety, side effects and best dose of epcoritamab alone and epcoritamab with polatuzumab vedotin, rituximab, cyclophosphamide, doxorubicin, and prednisone (pola-R- mini-CHP) for the treatment of diffuse large B cell lymphoma (DLBCL) in elderly or unfit patients. Read more about this study
- Who is it for?
- Ages 70 years and older
- Conditions the study is for
- Diffuse Large B-Cell Lymphoma, Grade 3b Follicular Lymphoma, High Grade B-Cell Lymphoma
- What is being tested?
- Biospecimen Collection, Computed Tomography and Cyclophosphamide
- Type of treatment
- Injection or infusion, Surgery or procedure
- Could I receive a placebo?
- No, everyone receives an active treatment
- How many people
- 20 participants
- Where
- 1 siteUnited States
- Study dates
- 8 Dec 2026to 8 Oct 2031
- Phase
- Phase 1
- Are there results?
- Not yet: the study is under way
Key requirements
Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.
- Ages 70 years and older
- All sexes
- No healthy volunteers
- Older adult
Who may be able to join
- Previously untreated, histologically confirmed DLBCL according to World Health Organization (WHO) 2016 classification
- Documented CD20+ mature B-cell neoplasm according to WHO classification (Swerdlow et al., 2016) or WHO classification (WHO, 2008) based on representative pathology report
- Diffuse large B-cell lymphoma note: Other double-/triple-hit lymphomas are not eligible
- Untreated patients who transform from low grade marginal zone lymphoma (MZL)
- Other aggressive B-non-hodgkin lymphoma (NHL):
- Primary mediastinal (thymic) large B-cell lymphoma (PMBCL)
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- High-grade B-cell lymphoma
- Newly diagnosed follicular lymphoma grade 3B (FL 3B)
- At least one bi-dimensionally measurable nodal lesion, defined as > 1.5 cm in its longest dimension, or one bi-dimensionally measurable extranodal lesion, defined as > 1.0 cm in its longest diameter
- Age > 80 years, or age 70-79 years and not considered a candidate for full-dose aggressive chemotherapy (R-CHOP) with at least one of the following:
- Impairment in > 2 activity of daily living (ADL) component and/or
- Impairment in > 2 instrumental activity of daily living (IADL) component and/or
- Cumulative Illness Rating Scale for Geriatrics (CIRS-G) score of at least 1 comorbidity with a severity score of 3-4 (not including lymphoma and hematologic deficiencies due to lymphoma) or a score of 2 in > 8 comorbidities.
- Eastern Cooperative Oncology Group (ECOG) performance status of 0, 1, or 2
- Life expectancy of at least 24 weeks
- No significant pulmonary comorbidities (e.g., history of pneumonitis, severe chronic obstructive pulmonary disease [COPD])
- Left ventricular ejection fraction ≥ 45%
- Creatinine clearance > 40 mL/min
- Exceptions may be made for patients with creatinine clearance < 40 mL/min, provided creatinine is within normal range
- Hemoglobin > 9 g/dL
- Absolute neutrophil counts ≥ 1.0 × 10^9/L; growth factor support allowed in case of bone marrow involvement
- Platelet counts ≥ 75 × 10^9/L or, in the presence of bone marrow involvement or splenomegaly, ≥ 50 × 10^9/L
- Lymphocyte counts < 5 × 10^9/L
- If receiving glucocorticoid treatment at screening, must be a maximum daily dose of prednisone 100 mg (or equivalent) and a total of no more than 140 mg over the last 14 days prior to the first dose of epcoritamab, unless for disease control
- Before the first dose of epcoritamab, during the trial and for 12 months after last administration of epcoritamab, a woman must be either:
- Not of childbearing potential: premenarchal; postmenopausal (> 45 years of age with amenorrhea for at least 12 months or any age with amenorrhea for at least 6 months and a serum follicle stimulating hormone [FSH] level > 40 IU/L or milli-International unit mIU/mL); permanently sterilized (e.g., bilateral tubal occlusion [which includes tubal ligation procedures as consistent with local regulations], hysterectomy, bilateral salpingectomy, bilateral oophorectomy); or otherwise be incapable of pregnancy
- A man who is sexually active with a woman of childbearing potential must agree to use a barrier method of birth control (that is the use of condom) during the trial and for 12 months after receiving the last dose of epcoritamab
- COVID-19 ELIGIBILITY CRITERIA: Subject has no known active severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) infection
- COVID-19 ELIGIBILITY CRITERIA: If a subject has signs/symptoms suggestive of SARS-CoV-2 infection or have had recent known exposure to someone with SARS-CoV-2 infection, the subject must have a negative molecular (e.g., polymerase chain reaction [PCR]) test, or 2 negative antigen test results at least 24 hours apart, to rule out SARS-CoV-2 infection.
- Note: SARS-CoV-2 diagnostic tests should be applied following local requirements/recommendations
- COVID-19 ELIGIBILITY CRITERIA: Subjects who do not meet SARS-CoV-2 infection eligibility criteria must be screen failed and may only rescreen after they meet the following SARS-CoV-2 infection viral clearance criteria:
- No signs/symptoms suggestive of active SARS-CoV-2 infection
- Negative molecular (e.g., PCR) result or 2 negative antigen test results at least 24 hours apart
- COVID-19 ELIGIBILITY CRITERIA: Patients with SARS-CoV-2 antigen or PCR testing positivity within 30 days prior to cycle 1 day 1 are not eligible
- COVID-19 ELIGIBILITY CRITERIA: Any patient with documented SARS-CoV-2 infection within 6 months prior to planned cycle 1 day 1 must have no persistent respiratory symptoms, no evidence of residual sequelae, and a negative PCR test for SARS-CoV-2
- COVID-19 ELIGIBILITY CRITERIA: Ongoing active bacterial, viral, fungal, mycobacterial, parasitic, or other infection requiring systemic treatment (excluding prophylactic treatment) at the time of enrollment or within the previous 2 weeks prior to the first dose of epcoritamab, including COVID-19 infection. Note that a past COVID-19 infection may be a risk factor, but if resolved and the subject is vaccinated, it may be allowable to enroll the subject
Who cannot join
- Prior treatment for DLBCL with chemotherapy, immunotherapy, and biologic therapy
- Exception: patients who are treated with prednisone as part of pre-phase treatment
- Current grade > 1 peripheral neuropathy by clinical examination
- Known or suspected chronic active Epstein-Barr virus infection
- Subjects that have transformed from indolent (i) NHL, who have previously been treated with an anthracycline-containing regimen or a CD3-CD20 bispecific antibody
- Patients with known history or suspected history of hemophagocytic lymphohistiocytosis (HLH)
Show all 37Show fewer
- Primary central nervous system (CNS) lymphoma or CNS involvement by lymphoma at screening as confirmed by mandatory magnetic resonance imaging (MRI)/computed tomography (CT) scan (brain) and, if clinically indicated, by lumbar puncture
- Aspartate aminotransferase (AST), and/or alanine aminotransferase (ALT) > 3 × upper limit of normal (within 14 days of initiation of study treatment)
- Total bilirubin > 1.5 × upper limit of normal, unless bilirubin rise is due to Gilbert's syndrome or of non-hepatic origin (within 14 days of initiation of study treatment)
- Patients with a documented history of Gilbert syndrome and in whom total bilirubin elevations are accompanied by elevated indirect bilirubin are eligible
- International normalization ratio (INR) > 1.5 x upper limit of normal (ULN) in the absence of therapeutic anticoagulation (within 14 days of initiation of study treatment)
- Partial thromboplastin time (PTT) or activated partial thromboplastin time (aPTT) > 1.5 x ULN in the absence of a lupus anticoagulant or therapeutic anticoagulant (within 14 days of initiation of study treatment)
- Estimated creatinine clearance (CrCl) < 40 mL/min (within 14 days of initiation of study treatment)
- Known clinically significant cardiovascular disease or significant pulmonary disease (including obstructive pulmonary disease and history of bronchospasm) including:
- Unstable arrhythmias
- Onset of unstable angina pectoris within 6 months of signing informed consent form (ICF)
- Acute myocardial infarction within 6 months of signing ICF
- Congestive heart failure (New York Heart Association Class III or IV cardiac disease and/or known decrease ejection fraction of < 45%)
- Stroke or intracranial hemorrhage within 6 months prior to signing ICF
- In case of any history of cardiovascular disease, a cardiology consult is required within 60 days of enrollment.
- For patients who are ≥ 75 years old, 2 or more active cardiovascular diseases (any type, ≥ grade 2)
- Confirmed history or current autoimmune disease or other diseases resulting in permanent immunosuppression or requiring permanent immunosuppressive therapy including, but not limited to, myocarditis, pneumonitis, myasthenia gravis, myositis, autoimmune hepatitis, systemic lupus erythematosus, rheumatoid arthritis, inflammatory bowel disease, vascular thrombosis associated with antiphospholipid syndrome, Wegener granulomatosis, Sjögren syndrome, Guillain-Barré syndrome, multiple sclerosis, vasculitis, or glomerulonephritis
- Low-dose (≤ 10 mg/day) prednisolone (or equivalent) for rheumatoid arthritis or similar conditions is allowed
- Received systemic immunosuppressive medications (including, but not limited to, cyclophosphamide, azathioprine, methotrexate, thalidomide, and anti-tumor necrosis factor agents) with the exception of corticosteroid treatment < 10 mg/day prednisone or equivalent within 2 weeks prior to first the dose of study drug
- Positive test results for chronic hepatitis B infection (defined as positive hepatitis B surface antigen [HBsAg] serology)
- Patients with occult or prior hepatitis B infection (defined as positive total hepatitis B core antibody and negative HBsAg) may be included if hepatitis B virus DNA is undetectable at the time of screening. These patients must be willing to undergo monthly DNA testing and appropriate antiviral therapy as indicated
- Acute or chronic hepatitis C virus (HCV) infection
- Patients who are positive for HCV antibody must be negative for HCV by polymerase chain reaction
- Known human immunodeficiency virus (HIV) infection with a cluster of differentiation 4 (CD4) count greater than 200 cells/µL; HIV testing is required at screening only if required per local health authorities or institutional standards
- History of other malignancy that could affect compliance with the protocol or interpretation of results
- Patients with a history of curatively treated basal or squamous cell carcinoma or melanoma of the skin or in situ carcinoma of the cervix, or early-stage localized prostate cancer (Gleason score < 6 or below, Stage I or II) with no requirement for therapy at any time prior to study are eligible.
- Patients with a malignancy that has been treated with curative intent will also be excluded unless the malignancy has been in documented remission without treatment for > 2 years before enrollment. Exception will be made for patients with a history of breast cancer that is estrogen receptor-/progesterone receptor-positive for more than 2 years before enrollment who are treated with adjuvant hormonal therapy
- Evidence of significant, uncontrolled concomitant diseases that could affect compliance with the protocol or interpretation of results or that could increase risk to the patient
- Known active bacterial, viral, fungal, mycobacterial, parasitic, or other infection (excluding fungal infections of nail beds) at study enrollment or any major episode of infection requiring treatment with IV antibiotics or hospitalization (relating to the completion of the course of antibiotics) within 4 weeks before cycle 1 day 1 (C1D1)
- Clinically significant history of liver disease, including viral or other hepatitis, current alcohol abuse, or cirrhosis
- Recent major surgery within 4 weeks before the start of C1D1
- Superficial lymph node biopsies for diagnosis is allowed
Trial locations and contacts
1 site in 1 country. Contact the study team or a site near you to ask about taking part.
United States1 site
UCLA / Jonsson Comprehensive Cancer Center
Los Angeles, California, 90095
Sven De Vos, devos@mednet.ucla.edu
Sven De Vos
About this study
Official title: A Phase I Study of Single Agent Epcoritamab Followed by Epcoritamab Plus Pola-R-Mini-CHP for Elderly/Unfit Patients With Previously Untreated DLBCL
This phase I trial tests the safety, side effects and best dose of epcoritamab alone and epcoritamab with polatuzumab vedotin, rituximab, cyclophosphamide, doxorubicin, and prednisone (pola-R- mini-CHP) for the treatment of diffuse large B cell lymphoma (DLBCL) in elderly or unfit patients. Epcoritamab is a monoclonal antibody that may interfere with the ability of cancer cells to grow and spread. A monoclonal antibody is a type of protein that can bind to certain targets in the body, such as molecules that cause the body to make an immune response (antigens). Polatuzumab vedotin is a monoclonal antibody, called polatuzumab, linked to a chemotherapy drug, called monomethyl auristatin E. Polatuzumab is a form of targeted therapy because it attaches to specific molecules (receptors) on the surface of cancer cells, known as B-cell receptors, and delivers monomethyl auristatin E to kill them. Rituximab is a monoclonal antibody. It binds to a protein called cluster of differentiation antigen 20 (CD20), which is found on B cells (a type of white blood cell) and some types of cancer cells. This may help the immune system kill cancer cells. Cyclophosphamide is in a class of medications called alkylating agents. It works by damaging the cell's DNA and may kill cancer cells. It may also lower the body's immune response. Doxorubicin is in a class of medications called anthracyclines. Doxorubicin damages the cell's DNA and may kill cancer cells. It also blocks a certain enzyme needed for cell division and deoxyribonucleic acid (DNA) repair. Prednisone is in a class of medications called corticosteroids. It is used to reduce inflammation and lower the body's immune response to help lessen the side effects of chemotherapy drugs. Epcoritamab alone and epcoritamab with pola-R-mini-CHP may be safe, tolerable and/or effective in treating DLBCL in elderly or unfit patients.
Read the detailed description
PRIMARY OBJECTIVE:
- To evaluate whether the addition of epcoritamab to 4- 6 cycles of standard Pola-R-mini-CHP preceded by 2 cycles of epcoritamab monotherapy (E + Pola-mini-CHP) is tolerable and effective.
EXPLORATORY OBJECTIVE:
- To include the use of liquid biopsy techniques, specifically PhasED-seq, to assess treatment responses.
OUTLINE:
CYCLE 1: Patients receive polatuzumab vedotin intravenously (IV) and rituximab IV on day 1 and epcoritamab subcutaneously (SC) on day 1, 8, and 15 of the 21 day cycle, in the absence of disease progression or unacceptable toxicity.
CYCLE 2: Patients receive epcoritamab on day 1, 8 and 15 of the 21 day cycle, in the absence of disease progression or unacceptable toxicity.
CYCLE 3-4: Patients receive rituximab IV, polatuzumab vedotin IV, cyclophosphamide IV, doxorubicin IV on day 1, epcoritamab SC on days 1, 8 and 15 and prednisone orally (PO) on days 1-5 of each cycle. Cycles repeat every 21 days in the absence of disease progression or unacceptable toxicity.
Patients then undergo disease assessment. Patients with complete remission receive cycles 5-6 and patients not in complete remission receive cycles 5-8.
CYCLES 5-8: Patients receive rituximab IV, polatuzumab vedotin IV, cyclophosphamide IV, doxorubicin IV and epcoritamab SC on day 1 and prednisone PO on days 1-5 of each cycle. Cycles repeat every 21 days in the absence of disease progression or unacceptable toxicity.
Patients undergo urine sample collection and brain magnetic resonance imaging (MRI) during screening and positron emission tomography (PET)/computed tomography (CT) scan and blood sample collection throughout the study.
After completion of study treatment, patients are followed up week 36, week 48 then every 12 weeks through week 94, then every 24 weeks through week 240 then every 48 weeks until 6 years after the first dose of treatment. Patients who discontinue for treatment progression are followed up every every 6 months thereafter.
- Conditions
- Diffuse Large B-Cell Lymphoma, Grade 3b Follicular Lymphoma, High Grade B-Cell Lymphoma, Primary Mediastinal Large B-Cell Lymphoma, Transformed Marginal Zone Lymphoma to Diffuse Large B-Cell Lymphoma
- Being tested
- Biospecimen Collection, Computed Tomography, Cyclophosphamide, Doxorubicin, Epcoritamab
- Medical subject headings
- Lymphoma, Large B-Cell, Diffuse
What participants receive
What participants receive. In a randomised study each person is assigned to one group by chance.
Biospecimen CollectionProcedure or surgery
Also called Biological Sample Collection, Biospecimen Collected, Sample Collection, Specimen Collection
Undergo blood and urine sample collection
Computed TomographyProcedure or surgery
Also called CAT, CAT Scan, Computed Axial Tomography, Computerized Axial Tomography
Undergo CT scan
CyclophosphamideDrug
Also called (-)-Cyclophosphamide, 2H-1,3,2-Oxazaphosphorine, 2-[bis(2-chloroethyl)amino]tetrahydro-, 2-oxide, monohydrate, Asta B 518, B 518
Given IV
DoxorubicinDrug
Also called Adriablastin, Hydroxydaunomycin, Hydroxyl Daunorubicin, Hydroxyldaunorubicin
Given IV
EpcoritamabBiological
Also called Anti-CD20/CD3 Bispecific Antibody GEN3013, DuoBody-CD3xCD20, Epcoritamab-bysp, Epkinly
Given SC
Magnetic Resonance ImagingProcedure or surgery
Also called Magnetic Resonance, Magnetic Resonance Imaging (MRI), Magnetic resonance imaging (procedure), Magnetic Resonance Imaging Scan
Undergo brain MRI
Polatuzumab VedotinDrug
Also called ADC DCDS4501A, Antibody-Drug Conjugate DCDS4501A, DCDS4501A, FCU 2711
Given IV
Positron Emission TomographyProcedure or surgery
Also called Medical Imaging, Positron Emission Tomography, PET, PET Scan, Positron emission tomography (procedure)
Undergo PET scan
PrednisoneDrug
Also called .delta.1-Cortisone, 1, 2-Dehydrocortisone, Adasone, Cortancyl
Given PO
RituximabBiological
Also called ABP 798, ABP-798, ABP798, BI 695500
Given IV
| Study group | Role | What they receive |
|---|---|---|
| Treatment (epcoritamab, pola-r-mini-CHP) | Experimental | See Detailed Description Receives: Procedure: Biospecimen Collection; Procedure: Computed Tomography; Drug: Cyclophosphamide; Drug: Doxorubicin; Biological: Epcoritamab; Procedure: Magnetic Resonance Imaging; Drug: Polatuzumab Vedotin; Procedure: Positron Emission Tomography; Drug: Prednisone; Biological: Rituximab |
What is being measured
The primary outcome is the main question the study is designed to answer.
Progression free survival
Kaplan-Meier estimates will be provided. 95% confidence intervals will be generated.
Measured: From initiation of treatment to disease progression based on the investigator-based assessments per Lugano criteria or death due to any causes, up to 6 years
Secondary outcomes (6)
Overall response rate
Defined as the proportion of patients achieving a complete response (CR) or partial response (PR) based on Lugano criteria. CR defined as the disappearance of all evidence of disease based on Lugano critera. PR defined as a ≥ 50% reduction in tumor burden based on Lugano criteria. Kaplan-Meier estimates will be provided. 95% confidence intervals will be generated.
Measured: Up to 6 years
Duration of response
Kaplan-Meier estimates will be provided. 95% confidence intervals will be generated.
Measured: From the first documentation of CR or PR to disease progression or death, up to 6 years
Overall survival
Kaplan-Meier estimates will be provided. 95% confidence intervals will be generated.
Measured: From enrollment until death due to any cause, up to 6 years
Incidence and severity of adverse events
95% confidence intervals will be generated.
Measured: Up to 6 years
Incidence and severity of changes in laboratory values
95% confidence intervals will be generated.
Measured: Up to 6 years
Incidence of dose interruptions, delays, and discontinuations
95% confidence intervals will be generated.
Measured: Up to 6 years
Timeline
From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.
- First posted20 Jul 2026
- Study start8 Dec 2026 (estimated)
- Primary completion8 Oct 2030 (estimated)
- Study completion8 Oct 2031 (estimated)
Resources
- Official record on ClinicalTrials.govThe registry entry this page is built from, with its full change history.
- Other trials for Diffuse Large B-Cell LymphomaStudies of the same condition, open and under way.
- More trials run by Jonsson Comprehensive Cancer CenterThe sponsor's other registered studies.
- What the trial phases meanHow a treatment moves from first tests in people to approval.
More details
For doctors and researchers: how the study is designed, who runs it, and its registry IDs.
Study design
- Study type
- Interventional
- Phase
- Phase 1
- Primary purpose
- Treatment
- Allocation
- Not applicable
- Intervention model
- Single group
- Masking
- None (open label)
- Enrolment
- 20 participants (estimated)
Sponsor and investigators
- Lead sponsor
- Jonsson Comprehensive Cancer Center
- Sponsor type
- University, hospital or other
- Collaborators
- Genmab
- Responsible party
- Sponsor
- Investigators
- Sven De Vos, Principal investigator, UCLA / Jonsson Comprehensive Cancer Center
IDs, dates and publications
- ClinicalTrials.gov ID
- NCT07714421
- Sponsor's protocol ID
- 26-0384
- Other IDs
- NCI-2026-04728
- Status last verified
- Jul 2026
- First submitted
- 15 Jul 2026
- Last updated
- 20 Jul 2026
- Results posted
- No
- Data monitoring committee
- Yes
- FDA-regulated drug
- Yes
- FDA-regulated device
- No
Study at a glance
From the registry record, last updated by the sponsor on 20 Jul 2026. Recruitment status is as the sponsor reported it: confirm with the study team.
- Official title
- A Phase I Study of Single Agent Epcoritamab Followed by Epcoritamab Plus Pola-R-Mini-CHP for Elderly/Unfit Patients With Previously Untreated DLBCL
- ClinicalTrials.gov ID
- NCT07714421
- Acronym / sponsor ID
- 26-0384
- Conditions
- Diffuse Large B-Cell Lymphoma, Grade 3b Follicular Lymphoma, High Grade B-Cell Lymphoma, Primary Mediastinal Large B-Cell Lymphoma, Transformed Marginal Zone Lymphoma to Diffuse Large B-Cell Lymphoma
- Phase
- Phase 1
- Study type
- Interventional
- Recruitment status
- Not yet recruiting
- Enrolment
- 20 participants (estimated)
- Lead sponsor
- Jonsson Comprehensive Cancer CenterUniversity, hospital or other
- Collaborators
- Genmab
- Study start
- 8 Dec 2026 (estimated)
- Primary completion
- 8 Oct 2030 (estimated)
- Study completion
- 8 Oct 2031 (estimated)
- First posted
- 20 Jul 2026 (actual)
- Results
- Not posted in the source record
Clinical summary
The research question as the sponsor registered it. This describes what the study plans to test, not what it found.
This phase I trial tests the safety, side effects and best dose of epcoritamab alone and epcoritamab with polatuzumab vedotin, rituximab, cyclophosphamide, doxorubicin, and prednisone (pola-R- mini-CHP) for the treatment of diffuse large B cell lymphoma (DLBCL) in elderly or unfit patients. Epcoritamab is a monoclonal antibody that may interfere with the ability of cancer cells to grow and spread. A monoclonal antibody is a type of protein that can bind to certain targets in the body, such as molecules that cause the body to make an immune response (antigens). Polatuzumab vedotin is a monoclonal antibody, called polatuzumab, linked to a chemotherapy drug, called monomethyl auristatin E. Polatuzumab is a form of targeted therapy because it attaches to specific molecules (receptors) on the surface of cancer cells, known as B-cell receptors, and delivers monomethyl auristatin E to kill them. Rituximab is a monoclonal antibody. It binds to a protein called cluster of differentiation antigen 20 (CD20), which is found on B cells (a type of white blood cell) and some types of cancer cells. This may help the immune system kill cancer cells. Cyclophosphamide is in a class of medications called alkylating agents. It works by damaging the cell's DNA and may kill cancer cells. It may also lower the body's immune response. Doxorubicin is in a class of medications called anthracyclines. Doxorubicin damages the cell's DNA and may kill cancer cells. It also blocks a certain enzyme needed for cell division and deoxyribonucleic acid (DNA) repair. Prednisone is in a class of medications called corticosteroids. It is used to reduce inflammation and lower the body's immune response to help lessen the side effects of chemotherapy drugs. Epcoritamab alone and epcoritamab with pola-R-mini-CHP may be safe, tolerable and/or effective in treating DLBCL in elderly or unfit patients.
Detailed description
PRIMARY OBJECTIVE:
- To evaluate whether the addition of epcoritamab to 4- 6 cycles of standard Pola-R-mini-CHP preceded by 2 cycles of epcoritamab monotherapy (E + Pola-mini-CHP) is tolerable and effective.
EXPLORATORY OBJECTIVE:
- To include the use of liquid biopsy techniques, specifically PhasED-seq, to assess treatment responses.
OUTLINE:
CYCLE 1: Patients receive polatuzumab vedotin intravenously (IV) and rituximab IV on day 1 and epcoritamab subcutaneously (SC) on day 1, 8, and 15 of the 21 day cycle, in the absence of disease progression or unacceptable toxicity.
CYCLE 2: Patients receive epcoritamab on day 1, 8 and 15 of the 21 day cycle, in the absence of disease progression or unacceptable toxicity.
CYCLE 3-4: Patients receive rituximab IV, polatuzumab vedotin IV, cyclophosphamide IV, doxorubicin IV on day 1, epcoritamab SC on days 1, 8 and 15 and prednisone orally (PO) on days 1-5 of each cycle. Cycles repeat every 21 days in the absence of disease progression or unacceptable toxicity.
Patients then undergo disease assessment. Patients with complete remission receive cycles 5-6 and patients not in complete remission receive cycles 5-8.
CYCLES 5-8: Patients receive rituximab IV, polatuzumab vedotin IV, cyclophosphamide IV, doxorubicin IV and epcoritamab SC on day 1 and prednisone PO on days 1-5 of each cycle. Cycles repeat every 21 days in the absence of disease progression or unacceptable toxicity.
Patients undergo urine sample collection and brain magnetic resonance imaging (MRI) during screening and positron emission tomography (PET)/computed tomography (CT) scan and blood sample collection throughout the study.
After completion of study treatment, patients are followed up week 36, week 48 then every 12 weeks through week 94, then every 24 weeks through week 240 then every 48 weeks until 6 years after the first dose of treatment. Patients who discontinue for treatment progression are followed up every every 6 months thereafter.
Study design
- Primary purpose
- Treatment
- Allocation
- Not applicable
- Intervention model
- Single group
- Masking
- None (open label)
- Number of arms
- 1
| Arm | Type | Receives |
|---|---|---|
| Treatment (epcoritamab, pola-r-mini-CHP) | Experimental | Procedure: Biospecimen Collection, Procedure: Computed Tomography, Drug: Cyclophosphamide, Drug: Doxorubicin, Biological: Epcoritamab, Procedure: Magnetic Resonance Imaging, Drug: Polatuzumab Vedotin, Procedure: Positron Emission Tomography, Drug: Prednisone, Biological: RituximabSee Detailed Description |
Who may qualify
- Ages
- 70 years and older
- Sex
- All
- Healthy volunteers
- Not accepted
- Age groups
- Older adult
Key inclusion criteria (36 listed)
- Previously untreated, histologically confirmed DLBCL according to World Health Organization (WHO) 2016 classification
- At least one bi-dimensionally measurable nodal lesion, defined as > 1.5 cm in its longest dimension, or one bi-dimensionally measurable extranodal lesion, defined as > 1.0 cm in its longest diameter
- Age > 80 years, or age 70-79 years and not considered a candidate for full-dose aggressive chemotherapy (R-CHOP) with at least one of the following:
- Eastern Cooperative Oncology Group (ECOG) performance status of 0, 1, or 2
- Life expectancy of at least 24 weeks
Key exclusion criteria (37 listed)
- Prior treatment for DLBCL with chemotherapy, immunotherapy, and biologic therapy
- Current grade > 1 peripheral neuropathy by clinical examination
- Known or suspected chronic active Epstein-Barr virus infection
- Subjects that have transformed from indolent (i) NHL, who have previously been treated with an anthracycline-containing regimen or a CD3-CD20 bispecific antibody
- Patients with known history or suspected history of hemophagocytic lymphohistiocytosis (HLH)
Eligibility is decided by the study team after screening; this overview does not establish that a patient qualifies. Full inclusion and exclusion criteria.
Interventions
| Intervention | Type | Arms |
|---|---|---|
| Biospecimen CollectionAlso: Biological Sample Collection, Biospecimen Collected, Sample Collection, Specimen CollectionUndergo blood and urine sample collection | Procedure or surgery | Treatment (epcoritamab, pola-r-mini-CHP) |
| Computed TomographyAlso: CAT, CAT Scan, Computed Axial Tomography, Computerized Axial TomographyUndergo CT scan | Procedure or surgery | Treatment (epcoritamab, pola-r-mini-CHP) |
| CyclophosphamideAlso: (-)-Cyclophosphamide, 2H-1,3,2-Oxazaphosphorine, 2-[bis(2-chloroethyl)amino]tetrahydro-, 2-oxide, monohydrate, Asta B 518, B 518Given IV | Drug | Treatment (epcoritamab, pola-r-mini-CHP) |
| DoxorubicinAlso: Adriablastin, Hydroxydaunomycin, Hydroxyl Daunorubicin, HydroxyldaunorubicinGiven IV | Drug | Treatment (epcoritamab, pola-r-mini-CHP) |
| EpcoritamabAlso: Anti-CD20/CD3 Bispecific Antibody GEN3013, DuoBody-CD3xCD20, Epcoritamab-bysp, EpkinlyGiven SC | Biological | Treatment (epcoritamab, pola-r-mini-CHP) |
| Magnetic Resonance ImagingAlso: Magnetic Resonance, Magnetic Resonance Imaging (MRI), Magnetic resonance imaging (procedure), Magnetic Resonance Imaging ScanUndergo brain MRI | Procedure or surgery | Treatment (epcoritamab, pola-r-mini-CHP) |
| Polatuzumab VedotinAlso: ADC DCDS4501A, Antibody-Drug Conjugate DCDS4501A, DCDS4501A, FCU 2711Given IV | Drug | Treatment (epcoritamab, pola-r-mini-CHP) |
| Positron Emission TomographyAlso: Medical Imaging, Positron Emission Tomography, PET, PET Scan, Positron emission tomography (procedure)Undergo PET scan | Procedure or surgery | Treatment (epcoritamab, pola-r-mini-CHP) |
| PrednisoneAlso: .delta.1-Cortisone, 1, 2-Dehydrocortisone, Adasone, CortancylGiven PO | Drug | Treatment (epcoritamab, pola-r-mini-CHP) |
| RituximabAlso: ABP 798, ABP-798, ABP798, BI 695500Given IV | Biological | Treatment (epcoritamab, pola-r-mini-CHP) |
Primary outcome
Progression free survival
Time frame: From initiation of treatment to disease progression based on the investigator-based assessments per Lugano criteria or death due to any causes, up to 6 years
Kaplan-Meier estimates will be provided. 95% confidence intervals will be generated.
6 secondary outcomes
Overall response rate
Time frame: Up to 6 years
Duration of response
Time frame: From the first documentation of CR or PR to disease progression or death, up to 6 years
Overall survival
Time frame: From enrollment until death due to any cause, up to 6 years
Incidence and severity of adverse events
Time frame: Up to 6 years
Incidence and severity of changes in laboratory values
Time frame: Up to 6 years
Incidence of dose interruptions, delays, and discontinuations
Time frame: Up to 6 years
Results and safety
This study is still under way. Results are not available in the source record yet.
Research links
- Official record on ClinicalTrials.govLast updated by the sponsor 20 Jul 2026.
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Referral and contact
AzTrials does not enrol participants or take referrals. Contact the study team or a site listed below; they decide who can take part.
Sven De Vos principal investigator
UCLA / Jonsson Comprehensive Cancer Center
1 site in 1 country: see every site and its status.
Questions about this trial
What is this clinical trial studying?
A Phase 1 study testing Biospecimen Collection, Computed Tomography and Cyclophosphamide in people with Diffuse Large B-Cell Lymphoma and Grade 3b Follicular Lymphoma, run by Jonsson Comprehensive Cancer Center at 1 site in United States.
The full registered description is in the About this study section and the official record.
Who may be eligible to take part?
The sponsor lists 36 inclusion and 37 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.
Is this clinical trial currently recruiting?
The record says: opening soon, as of the sponsor's last update on 20 Jul 2026. Status can change between updates, so confirm with the study contact before making plans.
Where is the study taking place?
The record lists 1 site in United States. Whether a site is taking part right now should be confirmed with that site. See every site.
What are the possible benefits and risks?
They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.
What does this phase mean?
Phase 1 studies test a treatment in a small group of people for the first time or in a new way, mainly to check safety and find the right dose.
Not every study follows the same path, and some studies (observational studies, device studies) have no phase.
Are results available for this study?
This study is still under way. Results are not available in the source record yet.
How can a doctor refer a patient or contact the research team?
Each site lists its own contact: choose the nearest one under Trial locations. AzTrials does not enrol participants or take referrals.
What does the primary outcome measure?
Progression free survival (time frame: From initiation of treatment to disease progression based on the investigator-based assessments per Lugano criteria or death due to any causes, up to 6 years). It is what the study was designed to measure, not a finding.
Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?
No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.
How often is this information updated?
AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 20 Jul 2026.