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AzTrials

DLBCL - Diffuse Large B Cell LymphomaPhase 2NCT07677813

Orelabrutinib Combined With Induction Therapy Followed by Sequential Monotherapy Maintenance in MCD Subtype Diffuse Large B-cell Lymphoma

A Phase 2 study testing R-CHOP+Orelabrutinib, POLA-R-CHP+orelabrutinib and R-miniCHOP +orelabrutinib in people with DLBCL - Diffuse Large B Cell Lymphoma, run by Ou Bai, MD/PHD at 1 site in China.

Not yet recruiting

Opening soon. The study is approved but enrolment has not started yet. Sites may already take enquiries.

Sites and contacts
Official record
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Trial summary

This is a single-center, single-arm, prospective study aimed at evaluating the efficacy and safety of orelabrutinib combined with an induction regimen followed by monotherapy maintenance in patients with MCD subtype diffuse large B-cell lymphoma (DLBCL). Read more about this study

Who is it for?
Ages 18 years and older
Conditions the study is for
DLBCL - Diffuse Large B Cell Lymphoma
What is being tested?
R-CHOP+Orelabrutinib, POLA-R-CHP+orelabrutinib and R-miniCHOP +orelabrutinib
Type of treatment
Injection or infusion
Could I receive a placebo?
No, everyone receives an active treatment
How many people
66 participants
Where
1 siteChina
Study dates
16 Jun 2026to 31 Dec 2031
Phase
Phase 2
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 18 years and older
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Patients of any gender, aged ≥18 years;
  • Pathologically, NGS, and imaging confirmed diagnosis of MCD subtype DLBCL (including IP-LBCLs);
  • No prior treatment history;
  • Serum creatinine ≤2 times the upper limit of normal or eGFR ≥40 ml/min;
  • Bilirubin <1.5 times the upper limit of normal;
  • Understand and voluntarily sign a written informed consent form.

Who cannot join

  • Pregnant or lactating women and women of childbearing age who are unwilling to use contraception;
  • Patients with a history of stroke or bleeding within the past 6 months;
  • Patients requiring treatment with strong CYP3A inhibitors;
  • Patients with comorbid autoimmune deficiency diseases or active hepatitis virus infection;
  • Patients with a history of organ transplantation;
  • Patients with a history of or concurrent other malignant tumors.

Trial locations and contacts

1 site in 1 country. Contact the study team or a site near you to ask about taking part.

ou bai, MD/PHD contact

13039046656

oubai16@163.com

China1 site
  • The First Bethune Hospital of Jilin University

    Changchun, Jilin, 130021

    ou bai, MD/PHD, 13039046656, oubai16@163.com

Other trials in China

About this study

Official title: Efficacy and Safety of Orelabrutinib Combined With Induction Therapy Followed by Sequential Monotherapy Maintenance in MCD Subtype Diffuse Large B-cell Lymphoma: a Single-center, Single-arm, Prospective Study

This is a single-center, single-arm, prospective study aimed at evaluating the efficacy and safety of orelabrutinib combined with an induction regimen followed by monotherapy maintenance in patients with MCD subtype diffuse large B-cell lymphoma (DLBCL). The primary endpoint is the 2-year progression-free survival (PFS) rate; secondary endpoints include overall response rate (ORR), complete response rate (CRR), overall survival (OS), and treatment-related adverse events (TRAEs). The study plans to enroll 66 patients.

Read the detailed description

This is a single-center, single-arm, prospective study aimed at evaluating the efficacy and safety of orelabrutinib combined with an induction regimen followed by monotherapy maintenance in patients with MCD subtype diffuse large B-cell lymphoma (DLBCL).

Being tested
R-CHOP+Orelabrutinib, POLA-R-CHP+orelabrutinib, R-miniCHOP +orelabrutinib, Zuberitamab-CHOP+orelabrutinib, POLA-Hi-CHP+orelabrutinib
Keywords
orelabrutinib, DLBCL, chemotherapy, Maintenance therapy, MCD subtype
Medical subject headings
Dendritic Cell Sarcoma, Interdigitating

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • R-CHOP+OrelabrutinibDrug

    Also called Rituximab, Cyclophosphamide, Doxorubicin, Vincristine

    R-CHOP Regimen Rituximab: 375 mg/m², Day 0 Cyclophosphamide: 750 mg/m², Day 1 Doxorubicin: 50 mg/m², Day 1 Vincristine: 1.4 mg/m², Day 1 (maximum single dose: 2 mg) Prednisone: 100 mg, Days 1-5 Orelabrutinib 150mg QD every 21 days per cycle in Induction therapy, 28 days/cycle during maintenance therapy

  • POLA-R-CHP+orelabrutinibDrug

    Also called Rituximab, Vepoliximab, Cyclophosphamide, Doxorubicin

    POLA-R-CHP+orelabrutinib Rituximab: 375 mg/m², Day 1 Vepoliximab: 1.8 mg/kg, Day 1 Cyclophosphamide: 750 mg/m², Day 1 Doxorubicin: 50 mg/m², Day 1 Prednisone: 100 mg, Days 1-5 orelabrutinib 150mg QD every 21 days per cycle in Induction therapy, 28 days/cycle during maintenance therapy

  • R-miniCHOP +orelabrutinibDrug

    Also called Rituximab, Cyclophosphamide, Doxorubicin, Vincristine

    R-miniCHOP Regimen Rituximab: 375 mg/m², Day 0 Cyclophosphamide: 400 mg/m², Day 1 Doxorubicin: 25 mg/m², Day 1 Vincristine: 1 mg, Day 1 Prednisone: 40 mg/m², Days 1-5 orelabrutinib 150mg QD every 21 days per cycle in Induction therapy, 28 days/cycle during maintenance therapy

  • Zuberitamab-CHOP+orelabrutinibDrug

    Also called Zuberitamab, Cyclophosphamide, Doxorubicin, Vincristine

    Zuberitamab: 375 mg/m², Day 0 Cyclophosphamide: 400 mg/m², Day 1 Doxorubicin: 25 mg/m², Day 1 Vincristine: 1 mg, Day 1 Prednisone: 40 mg/m², Days 1-5 orelabrutinib 150mg QD every 21 days per cycle in Induction therapy, 28 days/cycle during maintenance therapy

  • POLA-Hi-CHP+orelabrutinibDrug

    Also called Vepoliximab, Cyclophosphamide, Doxorubicin, Prednisone

    POLA-Hi-CHP+orelabrutinib Zuberitamab: 375 mg/m², Day 1 Vepoliximab: 1.8 mg/kg, Day 1 Cyclophosphamide: 750 mg/m², Day 1 Doxorubicin: 50 mg/m², Day 1 Prednisone: 100 mg, Days 1-5 orelabrutinib 150mg QD every 21 days per cycle in Induction therapy, 28 days/cycle during maintenance therapy

  • Hi-miniCHOP +orelabrutinibDrug

    Also called Zuberitamab, Cyclophosphamide, Doxorubicin, Vincristine

    Hi-miniCHOP Regimen Zuberitamab: 375 mg/m², Day 0 Cyclophosphamide: 400 mg/m², Day 1 Doxorubicin: 25 mg/m², Day 1 Vincristine: 1 mg, Day 1 Prednisone: 40 mg/m², Days 1-5 orelabrutinib 150mg QD every 21 days per cycle in Induction therapy, 28 days/cycle during maintenance therapy

  • RMTODrug

    Also called Rituximab, orelabrutinib, Thiotepa, Methotrexate

    RMTO Regimen Rituximab: 375 mg/m², Day 1 Methotrexate: 3.5 g/m², Day 2 Thiotepa 30 mg/m² Day 4 Orelabrutinib: 150 mg, Days 1-21 every 21 days per cycle in Induction therapy, maintenance therapy 28 days/cycle

  • HiMTODrug

    Also called Zuberitamab, orelabrutinib, Thiotepa, Methotrexate

    HiMTO Regimen Zuberitamab: 375 mg/m², Day 1 Methotrexate: 3.5 g/m², Day 2 Thiotepa 30 mg/m² Day 4 Orelabrutinib: 150 mg, Days 1-21 every 21 days per cycle in Induction therapy, maintenance therapy 28 days/cycle

  • Pola-R-miniCHP+ODrug

    Also called Polatuzumab vedotin, Rituximab, Cyclophosphamide, Doxorubicin

    Pola-R-miniCHP Regimen Polatuzumab vedotin: 1.8 mg/kg IV, Day 1 Rituximab: 375 mg/m² IV, Day 1 Cyclophosphamide: 400 mg/m² IV, Day 1 Doxorubicin: 25 mg/m² IV, Day 1 Prednisone: 40 mg/m² PO, Days 1-5 every 21 days per cycle in Induction therapy, maintenance therapy 28 days/cycle

  • Pola-Hi-miniCHPDrug

    Also called Polatuzumab vedotin, Cyclophosphamide, Doxorubicin, Prednisone

    Pola-Hi-miniCHP Regimen (21-day cycle, up to 6 cycles) Polatuzumab vedotin: 1.8 mg/kg IV, Day 1 Zuberitamab: 375 mg/m² IV, Day 1 Cyclophosphamide: 400 mg/m² IV, Day 1 Doxorubicin: 25 mg/m² IV, Day 1 Prednisone: 40 mg/m² PO, Days 1-5 every 21 days per cycle in Induction therapy, maintenance therapy 28 days/cycle

Study groups in NCT07677813
Study groupRoleWhat they receive
Orelabrutinib Combined with chemotherapy followed by monotherapy in ND MCD subtype DLBCLExperimentalFor MCD subtype DLBCL (including IP-LBCLs) that have undergone two cycles of induction therapy, combine orelabrutinib treatment starting from the third cycle. For patients with poor prognostic factors (meeting one of the following: Ann Arbor stage III/IV; IPI score 3-5; aaIPI score 2-3; high-intermediate or high-risk group per MSKCC and/or IELSG criteria), continue with two additional cycles of orelabrutinib-combined induction therapy, followed by orelabrutinib monotherapy maintenance for 2 years or until disease progression or intolerable toxicity. For patients without poor prognostic factors, administer orelabrutinib monotherapy maintenance for 1 year or until disease progression or intolerable toxicity.
Receives: Drug: R-CHOP+Orelabrutinib; Drug: POLA-R-CHP+orelabrutinib; Drug: R-miniCHOP +orelabrutinib; Drug: Zuberitamab-CHOP+orelabrutinib; Drug: POLA-Hi-CHP+orelabrutinib; Drug: Hi-miniCHOP +orelabrutinib; Drug: RMTO; Drug: HiMTO; Drug: Pola-R-miniCHP+O; Drug: Pola-Hi-miniCHP

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. 2year PFS

    The percentage of subjects who had not experienced disease progression or all-cause death at 24 months from first dose, relative to the total enrolled population.

    Measured: From the start of treatment up to 2 years

Secondary outcomes (4)
  1. ORR

    The proportion of patients who achieved a PR or better response at the end of therapy

    Measured: From the start of treatment up to 2 years

  2. CRR

    Proportion of patients achieving CR at the end of treatment

    Measured: From the start of treatment up to 2 years

  3. OS

    Time from treatment initiation to death from any cause

    Measured: From the start of treatment up to 2 years

  4. AEs

    All adverse medical events that occurred after the initiation of treatment

    Measured: From the start of treatment up to 2 years

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted1 Jul 2026
  2. Study start16 Jun 2026 (estimated)
  3. Primary completion31 Dec 2029 (estimated)
  4. Study completion31 Dec 2031 (estimated)

Resources

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 2
Primary purpose
Treatment
Allocation
Not applicable
Intervention model
Single group
Masking
None (open label)
Enrolment
66 participants (estimated)
IDs, dates and publications
ClinicalTrials.gov ID
NCT07677813
Sponsor's protocol ID
25K405-001
Status last verified
Jun 2026
First submitted
22 Jun 2026
Last updated
1 Jul 2026
Results posted
No
Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No
Individual data sharing
No

Questions about this trial

What is this clinical trial studying?

A Phase 2 study testing R-CHOP+Orelabrutinib, POLA-R-CHP+orelabrutinib and R-miniCHOP +orelabrutinib in people with DLBCL - Diffuse Large B Cell Lymphoma, run by Ou Bai, MD/PHD at 1 site in China.

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 6 inclusion and 6 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 1 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 China. 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 2 studies give the treatment to a larger group to see whether it has the intended effect and to keep checking safety.

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?

Contact ou bai, MD/PHD (13039046656, oubai16@163.com), or a site near the patient. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

2year PFS (time frame: From the start of treatment up to 2 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 1 Jul 2026.

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