Zanubrutinib Combined With BR in the First-line Treatment of Waldenström's Macroglobulinemia

NCT ID: NCT06942507

Last Updated: 2025-04-30

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

NOT_YET_RECRUITING

Clinical Phase

NA

Total Enrollment

104 participants

Study Classification

INTERVENTIONAL

Study Start Date

2025-05-01

Study Completion Date

2029-04-30

Brief Summary

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Current retrospective studies have demonstrated that achieving deep remission following treatment for Waldenström's macroglobulinemia (WM) correlates with prolonged survival. While the bendamustine-rituximab (BR) regimen or single-agent zanubrutinib are currently recommended as first-line therapies, neither achieves optimal deep remission. Additionally, prolonged zanubrutinib monotherapy may lead to cumulative adverse effects. Therefore, this study aims to evaluate the efficacy and safety of the bendamustine-rituximab-zanubrutinib combination regimen as a first-line treatment option for MYD88-mutated WM patients.

Detailed Description

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Conditions

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Waldenström's Macroglobulinemia (WM)

Study Design

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Allocation Method

NA

Intervention Model

SINGLE_GROUP

Primary Study Purpose

TREATMENT

Blinding Strategy

NONE

Study Groups

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BRZ

participants recieve 4 to 6 cycles of the zanubrutinib-rituximab-bendamustine regimen

Group Type EXPERIMENTAL

Zanubrutinib

Intervention Type DRUG

zanubrutinib 160mg po bid d1-28

Bendamustine + Rituximab

Intervention Type DRUG

bendamustine 70-90mg/m2 ivgtt d1-2, rituximab 375mg/m2 ivgtt d1

Interventions

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Zanubrutinib

zanubrutinib 160mg po bid d1-28

Intervention Type DRUG

Bendamustine + Rituximab

bendamustine 70-90mg/m2 ivgtt d1-2, rituximab 375mg/m2 ivgtt d1

Intervention Type DRUG

Eligibility Criteria

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Inclusion Criteria

1. Previously untreated symptomatic Waldenström macroglobulinemia (WM) meeting IWWM-7 diagnostic criteria:

1. Presence of monoclonal IgM-type immunoglobulin in serum
2. Bone marrow infiltration by plasmacytoid lymphocytes or bone marrow biopsy showing small lymphocytes/plasma cells/plasmacytoid lymphocytes (any quantity) in the intertrabecular space
3. Exclusion of other non-Hodgkin lymphoma subtypes
4. Typical immunophenotype: CD5-/CD10-/CD19⁺/CD20⁺/CD23-/CD79b⁺ /sIgM⁺/CD138- clonal B-cells. Variant phenotypes may show CD5/CD10/CD23 /CD38 positivity or coexistence of clonal B-cells and plasma cells.
2. MYD88 L265P mutation is detected in peripheral blood or bone marrow.
3. Serum monoclonal IgM ≥5 g/L.

Exclusion Criteria

1. Co-morbidity of uncontrolled infection or autoimmune disease
2. Co-morbidity of other active malignancy
3. Co-morbidity of uncontrolled heart disease
4. Co-morbidity of severe digestive system disorders precluding oral medication
5. Seropositive for human immunodeficiency virus
6. Hepatitis B virus (HBV)-DNA \> 1000 copies/mL
7. Seropositive for hepatitis C (except in the setting of a sustained virologic response)
8. Neutrophil \<1×10E9/L, platelet \< 75×10E9/L, alanine transaminase (ALT) or aspertate aminotransferase (AST) \> 2.5 × upper limit of normal (ULN), total bilirubin \> 1.5 × ULN,eGFR \< 30 mL/min, or receiving renal replacement therapy.
Minimum Eligible Age

18 Years

Maximum Eligible Age

75 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Peking Union Medical College Hospital

OTHER

Sponsor Role lead

Responsible Party

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Jian Li

Professor

Responsibility Role PRINCIPAL_INVESTIGATOR

Locations

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Peking Union Medical College Hospital

Beijing, , China

Site Status

Countries

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China

Central Contacts

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Jian Li

Role: CONTACT

86+18610852525

Jia Chen

Role: CONTACT

86+18813002022

Facility Contacts

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Jiayue Li

Role: primary

86+01069156874

Other Identifiers

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BRZ-WM

Identifier Type: -

Identifier Source: org_study_id

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