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Zanubrutinib Product

Phase 2

Monoclonal Gammopathy of Uncertain Significance | Small molecule | Other |BeOne Medicines Ltd.|Last Updated: May 8, 2026

Target and mechanism

Molecular targetBTK
Target classInhibitor
ModalitySmall molecule

Also known as Zanubrutinib Oral Product

Success Probability

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Market & Valuation

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Trial Design

UNCONTROLLEDBiomarker
Total Trials1
Total Enrollment35

FDA Designations

No designations recorded

Clinical trial landscape

Zanubrutinib Product · 1 trial · 1 indication

Phase 2 1
NCT05939037Zanubrutinib Treatment in Patients With IgM Monoclonal Gammopathy and Antri-MAG Related PolyneuropathyMonoclonal Gammopathy of Uncertain Significance
ACTIVE NOT_RECRUITING35 Analytics
PHASE2ACTIVE NOT_RECRUITING
Zanubrutinib Treatment in Patients With IgM Monoclonal Gammopathy and Antri-MAG Related Polyneuropathy
Monoclonal Gammopathy of Uncertain SignificanceUnlock trial analytics

Study Endpoints

Primary Endpoints

Proportion of patients with ≥2 points improvement on the INCAT disability score
At the end of Cycle 12 (each cycle is 28 days)

To assess the improvement of the functional neurological outcome of participants after treatment with Zanubrutinib in combination with Rituximab by The Inflammatory Neuropathy Cause and Treatment (INCAT) disability score (Overall score is the sum of arm and leg disability, scaled 0 (no problems) to 5 (disabled). A proportion of patients with ≥2 points improvement on the INCAT disability score wil be used as primary endpoint

Incidence of adverse events during treatment and follow up by the Common Terminology Criteria for Adverse Events (CTCAE), version 5
Till 36 months from baseline

To assess the safety and tolerability of the combined treatment with Rituximab and Zanubrutinib

Study Drug adherence
Till end of treatment, which will be after 6 or 12 cycles (each cycle is 28 days)

Dose adjustments made per patient.Registration of drug accountability (counting of remaining capsules after each treatment cycle). Drug accountability will be presented as percentage.

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Study Design & Arms

AllocationNA
MaskingNONE
ModelSINGLE_GROUP
PurposeTREATMENT

Interventions

NameTypeDescription
Zanubrutinib Oral ProductDRUGTreatment will consist of Rituximab administered at 375 mg/m2 intravenously on Cycle 1 Days 1, 8, 15, 22 only (4 total infusions). The experimental part of the treatment will consist of Zanubrutinib, given once daily 320 mg (4 x 80 mg capsules). Although Zanubrutinib is taken continuously, therapy cycles are calculated per 28 days. Participants will be treated for a minimum of 6 cycles per protocol. Participants who still use Zanubrutinib at the end of study can continue indefinitely until registration and reimbursement in the Netherlands.
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Eligibility Criteria

Age Range18 Years to N/A
SexALL
Healthy VolunteersNo
Study Sites1

Inclusion Criteria: * Able to provide written informed consent and understand and comply with the requirements of the study * Demyelinating PNP defined by the European Federation of Neurological Societies/Peripheral Nerve Society guideline on management of paraproteinemic demyelinating neuropathies...

Countries:Netherlands
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Frequently asked questions about Zanubrutinib Product

What is Zanubrutinib Product used for?

Zanubrutinib Product is being studied for the treatment of Monoclonal Gammopathy of Uncertain Significance, specifically in patients with IgM monoclonal gammopathy and anti-MAG related polyneuropathy. It is an investigational small molecule kinase inhibitor currently in Phase 2 clinical development.

What does Zanubrutinib Product target?

Zanubrutinib Product is a kinase inhibitor, as indicated by its -tinib suffix. It is being evaluated in a biomarker-selected patient population for the treatment of Monoclonal Gammopathy of Uncertain Significance.

Who makes Zanubrutinib Product?

Zanubrutinib Product is being developed by BeOne Medicines Ltd., a company listed under the ticker symbol ONC. The drug is currently in Phase 2 clinical development for Monoclonal Gammopathy of Uncertain Significance.

What phase is Zanubrutinib Product in?

Zanubrutinib Product is in Phase 2 clinical development. It is an investigational drug and has not been approved by regulatory authorities. The ongoing trial is active but not recruiting participants.

What clinical trials is Zanubrutinib Product in?

Zanubrutinib Product is being studied in a single Phase 2 clinical trial with the identifier NCT05939037. The trial is titled 'Zanubrutinib Treatment in Patients With IgM Monoclonal Gammopathy and Anti-MAG Related Polyneuropathy' and is enrolling 35 participants in the Netherlands.

Is Zanubrutinib Product the same as Zanubrutinib Oral Product?

Yes, Zanubrutinib Product is also known as Zanubrutinib Oral Product. Both names refer to the same investigational drug being developed by BeOne Medicines Ltd. for the treatment of Monoclonal Gammopathy of Uncertain Significance.