NCT05650632RecruitingPhase 1
A Study to Assess Adverse Events of Intravenously (IV) Infused Etentamig (ABBV-383) in Adult Participants With Relapsed or Refractory Multiple Myeloma
A Multicenter, Phase 1b, Open-label Study to Evaluate Dose Optimization Measures and Safety of Etentamig (ABBV-383) in Subjects With Relapsed or Refractory Multiple Myeloma
Source: ClinicalTrials.gov · Last updated 13 Jul 2026
Brief summary (registry, in English)
Multiple Myeloma (MM) is a cancer of the blood's plasma cells ( blood cell). The cancer is typically found in the bones and bone marrow (the spongy tissue inside of the bones) and can cause bone pain, fractures, infections, weaker bones, and kidney failure. Treatments are available, but MM can come back (relapsed) or may not get better (refractory) with treatment. This is a study to determine adverse events and change in disease symptoms of etentamig (ABBV-383) in adult participants with relapsed/refractory (R/R) MM. Etentamig (ABBV-383) is an investigational drug being developed for the treatment of R/R Multiple Myeloma (MM). This study is broken into 4 Arms; Arm A (Parts 1 and 2), Arm B and Arms C \& D. Arm A includes 2 parts: step-up dose optimization (Part 1) and dose expansion (Part 2). In Part 1, different level of step-up doses are tested followed by the target dose of etentamig (ABBV-383). In Part 2, the step-up dose identified in Part 1 (Dose A) will be used followed by the target dose A of etentamig (ABBV-383). In Arm B a flat dose of etentamig (ABBV-383) will be tested. In Arms C \& D, the step-up dose identified in Arm A will be used followed by the target dose of etentamig (ABBV-383) to investigate outpatient administration of etentamig (ABBV-383). Around 210 adult participants with relapsed/refractory multiple myeloma will be enrolled at approximately 50 sites across the world. Participants will receive etentamig (ABBV-383) as an infusion into the vein in 28 day cycles for approximately 3 years. There may be higher treatment burden for participants in this trial compared to their standard of care. Participants will attend regular visits during the study at a hospital or clinic. The effect of the treatment will be checked by medical assessments, blood tests, checking for side effects and questionnaires.
- Status (registry)
- Recruiting
- Phase (registry)
- Phase 1
- Study type
- Interventional
- Enrollment
- 210 (estimated)
- First submitted
- 6 Dec 2022
- Start date
- 21 Mar 2023
- Primary completion date
- Aug 2029
- Lead sponsor
- AbbVie
- Diseases
- Multiple myeloma
- NCT number
- NCT05650632
- EU CT number
- 2023-504674-38-00
What you commit to
- Study type: Interventional · Phase 1
- Planned participants: 210
- From 21 Mar 2023 to the primary completion date, Aug 2029
- 46 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
- Arm A: Received BCMA-targeted therapy.
Other illness
- Arm C and Arm D: Rapidly progressing disease per investigator.
Who the study is looking for
- Must have measurable disease as outlined in the protocol.
- Eastern Cooperative Oncology Group (ECOG) performance of \<= 2. Arm C and Arm D: ECOG performance of \<= 1.
- Relapsed/refractory (R/R) multiple myeloma (MM) with documented evidence of progression during or after the participant's last treatment regimen based on the investigator's determination of the International Myeloma Working Group (IMWG) 2016 criteria.
- Must be naïve to treatment with etentamig (ABBV-383).
- Arm A: Must have received at least 3 or more lines of therapy, including a proteasome inhibitor (PI), an immunomodulatory imide drug (IMiD), and an anti-CD38 monoclonal antibody.
- Arm B: Must have received at least 2 or more lines of therapy, including exposure to a PI, an IMiD, an anti-CD38 monoclonal antibody, and a prior B-cell maturation antigen (BCMA)-targeted therapy (must be an anti-drug conjugate \[ADC\] or chimeric antigen receptor T-cell \[CAR-T\] directed against BCMA).
- Arm C: Must have received at least 2 or more lines of therapy, including exposure to a PI, an IMiD, and an anti-CD38 monoclonal antibody. Must be suitable for outpatient administration of etentamig (ABBV-383).
- Arm D: Must have received at least 1 and no more than 3 prior lines of therapy, including exposure to a PI, an IMiD, or an anti-CD38 monoclonal antibody. Must be suitable for outpatient administration of etentamig (ABBV-383).
Age in the registry: 18 years to - · Sex: All · Does not accept healthy volunteers
Sites (46)
Sites in registry order. Save your city in your profile to sort them by distance.
| Site | City | Country | Site status |
|---|---|---|---|
| Juravinski Cancer Centre /ID# 252053 Coordinator of this site? Confirm its status | Hamilton | Canada | Recruiting |
| Ottawa Hospital Research Institute /ID# 252151 Coordinator of this site? Confirm its status | Ottawa | Canada | Completed |
| Odense University Hospital Coordinator of this site? Confirm its status | Odense C | Denmark | Active, not recruiting |
| Lillebaelt Hospital Coordinator of this site? Confirm its status | Vejle | Denmark | Active, not recruiting |
| Hospital Universitario De Salamanca Coordinator of this site? Confirm its status | Salamanca | Spain | Active, not recruiting |
| Hospital Universitario Marqués de Valdecilla Coordinator of this site? Confirm its status | Santander | Spain | Active, not recruiting |
| Assistance Publique Hopitaux De Paris Coordinator of this site? Confirm its status | Creteil Cedex | France | Active, not recruiting |
| Institut Paoli-Calmettes Coordinator of this site? Confirm its status | Marseille | France | Active, not recruiting |
| Centre Hospitalier Universitaire de Nantes Coordinator of this site? Confirm its status | Nantes | France | Active, not recruiting |
| Assistance Publique Hopitaux de Paris Coordinator of this site? Confirm its status | Paris | France | Active, not recruiting |
| Centre Hospitalier Lyon-Sud Coordinator of this site? Confirm its status | Pierre-Bénite | France | Active, not recruiting |
| Centre Hospitalier Universitaire de Poitiers Coordinator of this site? Confirm its status | Poitiers | France | Active, not recruiting |
| Institut Universitaire Du Cancer Toulouse-Oncopole Coordinator of this site? Confirm its status | Toulouse Cedex 9 | France | Active, not recruiting |
| University College London Hospital /ID# 251357 Coordinator of this site? Confirm its status | London | United Kingdom | Recruiting |
| The Christie Hospital /ID# 251774 Coordinator of this site? Confirm its status | Manchester | United Kingdom | Recruiting |
| Hadassah Medical Center-Hebrew University /ID# 252079 Coordinator of this site? Confirm its status | Jerusalem | Israel | Recruiting |
| Rabin Medical Center. /ID# 251330 Coordinator of this site? Confirm its status | Petah Tikva | Israel | Recruiting |
| The Chaim Sheba Medical Center /ID# 251329 Coordinator of this site? Confirm its status | Ramat Gan | Israel | Recruiting |
| Tel Aviv Sourasky Medical Center /ID# 251573 Coordinator of this site? Confirm its status | Tel Aviv | Israel | Recruiting |
| Rocky Mountain Cancer Centers - Aurora /ID# 268574 Coordinator of this site? Confirm its status | Aurora | United States | Recruiting |
| Texas Oncology - Central/South Texas /ID# 268563 Coordinator of this site? Confirm its status | Austin | United States | Recruiting |
| University of North Carolina /ID# 251203 Coordinator of this site? Confirm its status | Chapel Hill | United States | Recruiting |
| University Of Cincinnati Medical Center /ID# 251746 Coordinator of this site? Confirm its status | Cincinnati | United States | Recruiting |
| Texas Oncology - Dallas - Worth Street /ID# 280064 Coordinator of this site? Confirm its status | Dallas | United States | Recruiting |
| Willamette Valley Cancer Institute and Research Center /ID# 267088 Coordinator of this site? Confirm its status | Eugene | United States | Recruiting |
| Virginia Cancer Specialists - Fairfax /ID# 268559 Coordinator of this site? Confirm its status | Fairfax | United States | Recruiting |
| Fort Wayne Medical Oncology And Hematology /ID# 268179 Coordinator of this site? Confirm its status | Fort Wayne | United States | Recruiting |
| Hope And Healing Cancer Services /ID# 268536 Coordinator of this site? Confirm its status | Hinsdale | United States | Recruiting |
| Oncology Consultants /ID# 268323 Coordinator of this site? Confirm its status | Houston | United States | Recruiting |
| Franciscan St. Francis Health /ID# 280928 Coordinator of this site? Confirm its status | Indianapolis | United States | Recruiting |
| NHO Revive Research Institute, LLC /ID# 267869 Coordinator of this site? Confirm its status | Lincoln | United States | Recruiting |
| Baptist Memorial Hospital /ID# 280677 Coordinator of this site? Confirm its status | Memphis | United States | Not yet recruiting |
| Vanderbilt Ingram Cancer Center /ID# 252470 Coordinator of this site? Confirm its status | Nashville | United States | Recruiting |
| Medical Oncology Hematology Consultants /ID# 268560 Coordinator of this site? Confirm its status | Newark | United States | Recruiting |
| Tulane University School of Medicine /ID# 251204 Coordinator of this site? Confirm its status | New Orleans | United States | Recruiting |
| Memorial Sloan Kettering Cancer Center-Koch Center /ID# 251167 Coordinator of this site? Confirm its status | New York | United States | Recruiting |
| Mt Sinai /ID# 251166 Coordinator of this site? Confirm its status | New York | United States | Recruiting |
| Nebraska Cancer Specialists - Omaha - Wright Street /ID# 282497 Coordinator of this site? Confirm its status | Omaha | United States | Recruiting |
| Mayo Clinic Arizona /ID# 251405 Coordinator of this site? Confirm its status | Phoenix | United States | Recruiting |
| Mayo Clinic - Rochester /ID# 251164 Coordinator of this site? Confirm its status | Rochester | United States | Recruiting |
| Fred Hutchinson Cancer Center. /ID# 267940 Coordinator of this site? Confirm its status | Seattle | United States | Recruiting |
| Maryland Oncology Hematology - Silver Spring /ID# 268562 Coordinator of this site? Confirm its status | Silver Spring | United States | Not yet recruiting |
| Highlands Oncology Group - Springdale /ID# 267742 Coordinator of this site? Confirm its status | Springdale | United States | Recruiting |
| Northwest Medical Specialties Tacoma /ID# 267117 Coordinator of this site? Confirm its status | Tacoma | United States | Recruiting |
| Texas Oncology - Northeast Texas /ID# 268877 Coordinator of this site? Confirm its status | Tyler | United States | Recruiting |
| Atrium Health Wake Forest Baptist Medical Center /ID# 251165 Coordinator of this site? Confirm its status | Winston-Salem | United States | Recruiting |
This page is information, not medical advice. Discuss any trial with your doctor.