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NCT06140524RecruitingPhase 2

A Proof-of-Concept Study to Learn Whether Linvoseltamab Can Eliminate Abnormal Plasma Cells That May Lead to Multiple Myeloma in Adult Patients With High-Risk Monoclonal Gammopathy of Undetermined Significance or Non-High-Risk Smoldering Multiple Myeloma

Phase 2 Dose-Ranging and Interception Study of Linvoseltamab in Patients With High-Risk Monoclonal Gammopathy of Undetermined Significance or Non-High-Risk Smoldering Multiple Myeloma

Source: ClinicalTrials.gov · Last updated 8 Jul 2026

Brief summary (registry, in English)

This study is researching an investigational drug called linvoseltamab ("study drug") in participants at moderate risk of developing multiple myeloma (about 3 to 10% average annual risk), a group that consists of patients with precancerous conditions called High-Risk Monoclonal Gammopathy of Undetermined Significance (HR-MGUS) and Non-High-Risk Smoldering Multiple Myeloma (NHR-SMM). The primary purpose of the study is to understand how well the study drug can eliminate abnormal plasma cells and laboratory signs of HR-MGUS and NHR-SMM. The study is looking at several other research questions, including: * How many participants treated with linvoseltamab have improvement of their HR-MGUS or NHR-SMM? * What side effects may happen from taking the study drug? * How much study drug is in the blood at different times? * Whether the body makes antibodies against the study drug (which could make the drug less effective or could lead to side effects).

Status (registry)
Recruiting
Phase (registry)
Phase 2
Study type
Interventional
Enrollment
116 (estimated)
First submitted
31 Oct 2023
Start date
16 Sept 2024
Primary completion date
18 May 2032
Lead sponsor
Regeneron Pharmaceuticals
NCT number
NCT06140524
EU CT number
2023-505242-25-00

What you commit to

  • Study type: Interventional · Phase 2
  • Planned participants: 116
  • From 16 Sept 2024 to the primary completion date, 18 May 2032
  • 40 sites in 7 countries
  • Visits and tests: ask the trial team, the registry does not list them

Built from the registry fields of ClinicalTrials.gov. It describes the study, not your situation.

Who cannot take part

Copied verbatim from ClinicalTrials.gov and grouped by topic. Only the trial team decides who can take part.

Prior treatment

  • Any infection requiring hospitalization or treatment with intravenous (IV) anti-infectives within 28 days of the first dose of linvoseltamab

Other illness

  • Clinically significant cardiac or vascular disease within 3 months of study enrollment, as described in the protocol
  • Uncontrolled Human Immunodeficiency Virus (HIV), Hepatitis B Virus (HBV), or Hepatitis C Virus (HCV) infection; or other uncontrolled infection or unexplained signs of infection, as described in the protocol
    • NOTE: Other protocol defined inclusion/exclusion criteria apply

Other

  • High-risk SMM, as defined in the protocol
  • Evidence of any of myeloma-defining events, as described in the protocol
  • Diagnosis of systemic light-chain amyloidosis, Waldenström macroglobulinemia (lymphoplasmacytic lymphoma), solitary plasmacytoma, or symptomatic MM

Who the study is looking for

  • HR-MGUS or NHR-SMM as defined in the protocol
  • Eastern Cooperative Oncology Group (ECOG) performance status ≤1
  • Adequate hematologic and hepatic function, as described in the protocol
  • Estimated glomerular filtration rate (GFR) ≥30 mL/min/1.73 m\^2 by the Modification of Diet in Renal Disease (MDRD) equation

Age in the registry: 18 years to - · Sex: All · Does not accept healthy volunteers

Full criteria on ClinicalTrials.gov

Sites (40)

Sites in registry order. Pick your city on the disease page to sort them by distance.

SiteCityCountrySite status
Ziekenhuis Aan De Stroom
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AntwerpBelgiumRecruiting
Algemeen Ziekenhuis klina
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BrasschaatBelgiumRecruiting
Az St-Jan Brugge-Oostende A.V.
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BruggeBelgiumRecruiting
AZ St.-Elisabeth Herentals vzw
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HerentalsBelgiumRecruiting
Emmaues
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MechelenBelgiumRecruiting
Algemeen Ziekenhuis Delta
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RoeselareBelgiumRecruiting
Hospital de la Santa Creu i Sant Pau
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BarcelonaSpainRecruiting
Hospital Universitario de Cabueñes
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GijónSpainRecruiting
Hospital Universitario Virgen de las Nieves
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GranadaSpainRecruiting
Institut Catala D'oncologia
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L'Hospitalet de LlobregatSpainRecruiting
Hospital Universitario de la Princesa
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MadridSpainRecruiting
Hospital Universitario Puerta de Hierro de Majadahonda
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MajadahondaSpainRecruiting
Hospital General Universitario Morales Meseguer
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MurciaSpainRecruiting
University Clinical Hospital Virgen De La Arrixaca
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MurciaSpainRecruiting
Hospital Universitari Mutua Terrassa
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TerrassaSpainRecruiting
Centre Hospitalier Universitaire de Poitiers
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PoitiersFranceRecruiting
Institut Curie
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Saint-CloudFranceRecruiting
Cork University Hospital
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CorkIrelandRecruiting
Mater Misericordiae University Hospital
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Dublin 7IrelandRecruiting
University Hospital Galway
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GalwayIrelandRecruiting
Azienda Ospedaliero-Universitaria Ss.Antonio E Biagio E C.Arrigo Alessandria
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AlexandriaItalyRecruiting
Azienda Sanitaria Territoriale di Ascoli Piceno
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Ascoli PicenoItalyRecruiting
IRCCS Ospedale Policlinico San Martino
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GenoaItalyRecruiting
Istituto Romagnolo per lo Studio dei Tumori "Dino Amadori" - IRST S.r.l
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MeldolaItalyRecruiting
Azienda Socio Sanitaria Territoriale Santi Paolo E Carlo
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MilanItalyRecruiting
Fondazione IRCCS Policlinico San Matteo
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PaviaItalyRecruiting
Azienda Unità Sanitaria Locale della Romagna
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RavennaItalyRecruiting
Pratia S.A.
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CracowPolandRecruiting
Uniwersyteckie Centrum Kliniczne
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GdanskPolandRecruiting
Swietokrzyskie Centrum Onkologii Samodzielny Publiczny Zaklad Opieki Zdrowotnej w Kielcach
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KielcePolandRecruiting
Wojewodzkie Wielospecjalistyczne Centrum Onkologii i Traumatologii im. M. Kopernika w Lodzi
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LodzPolandRecruiting
Wojewodzki Szpital Zespolony im. L. Rydygiera w Toruniu
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TorunPolandRecruiting
Specjalistyczny Szpital Im. Dra Alfreda Sokolowskiego
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WalbrzychPolandRecruiting
University of Michigan Health
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Ann ArborUnited StatesRecruiting
Johns Hopkins Hospital
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BaltimoreUnited StatesRecruiting
Dana-Farber Cancer Institute
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BostonUnited StatesRecruiting
NYU Langone Health Perlmutter Cancer Center
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New YorkUnited StatesRecruiting
Thomas Jefferson University Hospital
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PhiladelphiaUnited StatesRecruiting
University of Washington
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SeattleUnited StatesRecruiting
Stony Brook University Hospital
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Stony BrookUnited StatesRecruiting

This page is information, not medical advice. Discuss any trial with your doctor.