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Priya Life Science Compound trial record
Compound · clinical trials

Nemtabrutinib clinical trials

Also listed in trial records as MK-1026, ARQ 531
Source: ClinicalTrials.gov, U.S. National Library of Medicine — the 8 trials in our USA, China, Turkey, Brazil, UK, Germany, Spain, Poland, Canada, Israel, Australia, Italy, Czechia, Portugal, Japan, Denmark, Mexico, Taiwan, Ireland, Sweden, South Korea, Singapore, France, Belgium, Switzerland and Norway registers that name Nemtabrutinib as an intervention. Synced 9 Nov 2026
8Current trials
4Recruiting now
2Lead sponsors
26Country registers
At a glance

Nemtabrutinib is named as an intervention in 8 current clinical trials in our USA, China, Turkey, Brazil, UK, Germany, Spain, Poland, Canada, Israel, Australia, Italy, Czechia, Portugal, Japan, Denmark, Mexico, Taiwan, Ireland, Sweden, South Korea, Singapore, France, Belgium, Switzerland and Norway registers. 4 are recruiting patients now. The most common phase is Phase 3. The sponsor with the most trials is Merck Sharp & Dohme LLC (7). The most-studied condition is Chronic Lymphocytic Leukemia. The EU clinical trials register (CTIS) separately lists 1 authorised or ongoing trial.

How Nemtabrutinib works

All drug targets →
Diseases it has been tested for in clinical trials, by furthest phase
  • B-cell chronic lymphocytic leukemiaPhase 3
  • LeukemiaPhase 3
  • Lymphoid leukemiaPhase 3
  • Richter transformationPhase 2
  • Waldenstrom macroglobulinemiaPhase 2
  • Diffuse large B-cell lymphomaPhase 2
  • Follicular lymphomaPhase 2
  • Mantle cell lymphomaPhase 2
  • Marginal zone lymphomaPhase 2
  • Hematopoietic and lymphoid cell neoplasmPhase 1/2
11 diseases in all

Mechanisms and diseases from ChEMBL via the Open Targets Platform (release 26.09), ChEMBL record CHEMBL4756476, CC BY-SA 3.0. Targets checked against the IUPHAR/BPS Guide to PHARMACOLOGY (2026.3.1), ligand 11413, CC BY-SA 4.0. Trial phases are not approvals: approved uses are shown from the regulators' own records where we hold them.

Patient leaflets for Nemtabrutinib

The package leaflet is the official guide for patients that comes with every medicine. These links go to the regulators that publish it.

  • UK
    United Kingdom: Search MHRA Products
    Patient information leaflets and SmPCs for UK-licensed products.
  • US
    United States: Search DailyMed
    FDA-approved labels, including patient and medication guides.

Leaflets differ between brands and countries; always read the one that comes with your own medicine. This is regulatory information, not medical advice.

Trials by status

  • Recruiting450%
  • Active, closed450%

Trials by phase

  • Phase 3338%
  • Phase 2225%
  • Phase 1225%
  • Phase 1/2113%
01

Clinical trials of Nemtabrutinib

8 trials
StudyPhaseStatusLead sponsorRegisters
A Study of Nemtabrutinib Plus Venetoclax vs Venetoclax + Rituximab (VR) in Second-line (2L) + Relapsed/Refractory (R/R) Chronic Lymphocytic Leukemia/Small Lymphocytic Lymphoma (CLL/SLL) (MK-1026-010/BELLWAVE-010).
NCT05947851 · Leukemia, Lymphocytic, Chronic, B-Cell, Leukemia, Chronic Lymphocytic, Small-Cell Lymphoma
Phase 3 Recruiting Merck Sharp & Dohme LLC UK, USA, Germany, France, Spain, Italy, Belgium, Portugal, Turkey, Canada, Brazil, Mexico, Japan, Taiwan, Australia, Israel
A Study of Nemtabrutinib (MK-1026) Versus Comparator (Investigator's Choice of Ibrutinib or Acalabrutinib) in First Line (1L) Chronic Lymphocytic Leukemia (CLL)/ Small Lymphocytic Lymphoma (SLL) (MK-1026-011/BELLWAVE-011)
NCT06136559 · Chronic Lymphocytic Leukemia, Small Lymphocytic Lymphoma
Phase 3 Recruiting Merck Sharp & Dohme LLC UK, USA, China, Germany, Spain, Belgium, Sweden, Denmark, Poland, Czechia, Norway, Portugal, Turkey, Canada, Brazil, Mexico, Japan, Taiwan, Australia, Israel
Efficacy and Safety of Nemtabrutinib (MK-1026) in Participants With Hematologic Malignancies (MK-1026-003)
NCT04728893 · Hematologic Malignancies, Waldenstroms Macroglobulinaemia, Non-Hodgkins Lymphoma
Phase 2 Recruiting Merck Sharp & Dohme LLC Ireland, UK, USA, China, Germany, France, Spain, Italy, Denmark, Poland, Switzerland, Czechia, Turkey, Canada, Brazil, South Korea, Australia, Israel
A Clinical Trial of Nemtabrutinib in Participants With Severe Kidney Disease (MK-1026-027)
NCT07734610 · Severe Renal Impairment, Healthy
Phase 1 Recruiting Merck Sharp & Dohme LLC USA
A Study of Nemtabrutinib vs Chemoimmunotherapy for Participants With Previously Untreated Chronic Lymphocytic Leukemia/Small Lymphocytic Lymphoma (CLL/SLL) Without TP53 Aberrations (MK-1026-008, BELLWAVE-008)
NCT05624554 · Chronic Lymphocytic Leukemia, Small Lymphocytic Lymphoma
Phase 3 Active, closed Merck Sharp & Dohme LLC USA, China, Denmark, Poland, Turkey, Brazil, Mexico, Taiwan, Singapore, Australia
A Study of Zilovertamab Vedotin (MK-2140) as Monotherapy and in Combination in Participants With Aggressive and Indolent B-cell Malignancies (MK-2140-006)
NCT05458297 · Chronic Lymphocytic Leukemia, Mantle Cell Lymphoma, Follicular Lymphoma
Phase 2 Active, closed Merck Sharp & Dohme LLC Ireland, UK, USA, China, Germany, Spain, Italy, Sweden, Poland, Czechia, Portugal, Turkey, Canada, Brazil, Japan, South Korea, Singapore, Israel
A Study of Nemtabrutinib (MK-1026) in Participants With Relapsed or Refractory Hematologic Malignancies (ARQ 531-101/MK-1026-001)
NCT03162536 · Lymphoma, B-Cell, Small Lymphocytic Lymphoma, Chronic Lymphocytic Leukemia
Phase 1/2 Active, closed ArQule, Inc., a subsidiary of Merck Sharp & Dohme LLC, a subsidiary of Merck & Co., Inc. (Rahway, NJ USA) USA
A Study of Nemtabrutinib (MK-1026) in China Participants With Relapsed or Refractory Hematologic Malignancies (MK-1026-005)
NCT05347225 · ClinicalTrials.gov ↗ · Hematological Malignancies
Phase 1 Active, closed Merck Sharp & Dohme LLC China

Registers list studies that are recruiting, about to open, active but closed to enrolment, or enrolling by invitation. The UK and USA registers cover industry-sponsored studies only. Trial titles and statuses are copied from the registry as published.

02

Nemtabrutinib in the EU trials register (CTIS)

1 trial

Authorised or ongoing trials in the EU Clinical Trials Information System that list a product containing Nemtabrutinib. Many trials are registered in both CTIS and ClinicalTrials.gov, so these are shown separately rather than added to the count above. Trials with a site in Ireland are listed first.

StudyPhaseStatusSponsorCountries
FILOCLL017 - NEVOTAL : Nemtabrutinib in addition to Venetoclax-Obinutuzumab in chronic lymphocytic leukemia (CLL) / small lymphocytic leukemia (SLL) patients with TP53 ALterations
2026-525763-40-00 · Hemic and Lymphatic Diseases
Phase 2 Authorised French Innovative Leukemia Organization (F.I.L.O.) France
03

Conditions studied with Nemtabrutinib

18 conditions
Chronic Lymphocytic Leukemia4Small Lymphocytic Lymphoma3Mantle Cell Lymphoma1Follicular Lymphoma1Richter Transformation Lymphoma1Hematologic Malignancies1Waldenstroms Macroglobulinaemia1Non-Hodgkins Lymphoma1Chronic Lymphocytic Leukaemia1Leukemia, Lymphocytic, Chronic, B-Cell1Leukemia, Chronic Lymphocytic1Small-Cell Lymphoma1
All 18 conditions
Condition (as registered)Trials
Chronic Lymphocytic Leukemia4
Small Lymphocytic Lymphoma3
Mantle Cell Lymphoma1
Follicular Lymphoma1
Richter Transformation Lymphoma1
Hematologic Malignancies1
Waldenstroms Macroglobulinaemia1
Non-Hodgkins Lymphoma1
Chronic Lymphocytic Leukaemia1
Leukemia, Lymphocytic, Chronic, B-Cell1
Leukemia, Chronic Lymphocytic1
Small-Cell Lymphoma1
Lymphoma, Small Lymphocytic1
Severe Renal Impairment1
Healthy1
Lymphoma, B-Cell1
Waldenstrom Macroglobulinemia1
Hematological Malignancies1
06

Related compounds

07

Questions about Nemtabrutinib trials

How many clinical trials are testing Nemtabrutinib?

8 current trials in our USA, China, Turkey, Brazil, UK, Germany, Spain, Poland, Canada, Israel, Australia, Italy, Czechia, Portugal, Japan, Denmark, Mexico, Taiwan, Ireland, Sweden, South Korea, Singapore, France, Belgium, Switzerland and Norway registers name Nemtabrutinib (also registered as MK-1026) as a drug or biological intervention, as of the registry sync on 9 November 2026. Completed and withdrawn studies are not counted.

Are Nemtabrutinib trials recruiting patients?

Yes. 4 of the 8 trials are recruiting: 4 with sites in USA, 2 with sites in China, 3 with sites in Turkey, 3 with sites in Brazil, 3 with sites in UK, 3 with sites in Germany, 3 with sites in Spain, 2 with sites in Poland, 3 with sites in Canada, 3 with sites in Israel, 3 with sites in Australia, 2 with sites in Italy, 2 with sites in Czechia, 2 with sites in Portugal, 2 with sites in Japan, 2 with sites in Denmark, 2 with sites in Mexico, 2 with sites in Taiwan, 1 with sites in Ireland, 1 with sites in Sweden, 1 with sites in South Korea, 2 with sites in France, 2 with sites in Belgium, 1 with sites in Switzerland and 1 with sites in Norway. Eligibility and site contacts are on each trial's record. Only the study team can confirm whether a patient is eligible.

Who sponsors Nemtabrutinib clinical trials?

Merck Sharp & Dohme LLC (7) and ArQule, Inc., a subsidiary of Merck Sharp & Dohme LLC, a subsidiary of Merck & Co., Inc. (Rahway, NJ USA) (1). The number in brackets is how many trials each organisation leads.

Are there Nemtabrutinib clinical trials in Ireland?

Yes. 2 trials in our Ireland register (ClinicalTrials.gov). Some may be the same study registered in both. See the Irish clinical trials register for sites and contacts.

Where does this information come from?

Every trial, status, phase and sponsor on this page is copied from public ClinicalTrials.gov records by a daily sync. Nothing here describes how Nemtabrutinib works or whether it is effective, and it is not medical advice.

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How this page is built

Everything on this page is copied from public ClinicalTrials.gov registry records — it is not written from memory, and nothing here describes how Nemtabrutinib works or whether it is effective. Each trial links to its own record so you can check it yourself.

This page is built automatically: a daily sync job reads the registry records behind our country trial registers, collects every trial that lists Nemtabrutinib (or a registered synonym) as a drug or biological intervention, and tabulates the registry fields directly. Placebos and generic comparators are excluded. There is no AI drafting and no per-compound editorial pass, and the page has not been clinically reviewed. The “last verified” date above is the timestamp of that sync, not a review date. Our general editorial approach is described in our editorial standards and corrections policy. The ClinicalTrials.gov data on this page was last retrieved on 9 Nov 2026. How every register is built: methodology · fixes we have made: corrections log.

Please verify before you rely on this. This page is general information for life-science and pharmaceutical professionals. It is not medical advice, and it has not been reviewed by a clinician — our editorial team holds life-science qualifications, not clinical ones. It is not exhaustive and may not reflect the most recent label change. Always check the official prescribing information (US Prescribing Information or EU SmPC) and speak to your doctor or pharmacist before acting on anything here. Drugs in the same class are not automatically interchangeable, and approvals, brand names and indications differ between the US, the EU/Ireland (EMA/HPRA) and other regions. Spotted an error? Tell us — we correct promptly and log it.