NCT07280013RecruitingPhase 1
A Study to Learn About the Effects of Cemsidomide in Combination With Elranatamab in Relapsed/Refractory Multiple Myeloma Subjects
A Phase 1B, Open-label, Multicenter Study to Evaluate the Safety and Preliminary Efficacy of Cemsidomide in Combination With Elranatamab in Relapsed/Refractory Multiple Myeloma Subjects
Source: ClinicalTrials.gov · Last updated 30 Oct 2026
Brief summary (registry, in English)
The main purpose of the study is to understand the safety and tolerability of cemsidomide when given along with elranatamab in subjects with relapsed or refractory multiple myeloma. The first part of the study will evaluate different dose levels of cemsidomide in combination with elranatamab in a limited number of subjects. Approximately 3 different dose levels of cemsidomide in combination with elranatamab may be explored. Once a dose level is determined safe, additional subjects may be enrolled through expansion of the dose level. This expansion will provide further exploration of the safety and evaluation of preliminary antimyeloma activity. Cemsidomide will be taken orally each cycle for 14 days on/14 days off (1 cycle=28 days). Elranatamab will be administered by subcutaneous injection twice a month. Dexamethasone will be administered weekly until a confirmed response but no longer than 4 cycles.
- Status (registry)
- Recruiting
- Phase (registry)
- Phase 1
- Study type
- Interventional
- Enrollment
- 60 (estimated)
- First submitted
- 1 Dec 2025
- Start date
- 6 Feb 2026
- Primary completion date
- Dec 2028
- Lead sponsor
- C4 Therapeutics, Inc.
- Diseases
- Multiple myeloma
- NCT number
- NCT07280013
What you commit to
- Study type: Interventional · Phase 1
- Planned participants: 60
- From 6 Feb 2026 to the primary completion date, Dec 2028
- 19 sites in 1 country
- 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
- Stem cell transplant within 12 weeks prior to enrollment or active graft vs host disease
- Prior treatment with a BCMA-directed TCE or BCMA-directed CAR-T therapy
- Administration with an investigational product within 30 days preceding the first dose of study intervention
Other illness
- Active plasma cell leukemia, Smoldering multiple myeloma, POEMS Syndrome, systemic light chain amyloidosis, MDS
- Participants with any active, uncontrolled bacterial, fungal, or viral infection
- Inability or difficulty swallowing tablets, malabsorption syndrome, or any disease or medical condition significantly affecting gastrointestinal function
Who the study is looking for
- Diagnosis of multiple myeloma as defined by IMWG criteria
- Measurable disease based on IMWG criteria
- Received 2-4 prior lines of therapy (escalation part) and 1-3 prior lines of therapy (expansion part) for multiple myeloma, consisting of at least 1 immunomodulatory drug (i.e., IKZF 1/3 degrader)
- ECOG performance status 0-2
Age in the registry: 18 years to - · Sex: All · Does not accept healthy volunteers
Sites (19)
Sites in registry order. Pick your city on the disease page to sort them by distance.
| Site | City | Country | Site status |
|---|---|---|---|
| Winship Cancer Institute, Emory University Coordinator of this site? Confirm its status | Atlanta | United States | Recruiting |
| University of Maryland Greenbaum Comprehensive Cancer Center Coordinator of this site? Confirm its status | Baltimore | United States | Recruiting |
| Perlmutter Cancer Center at NYU Langone Hospital Coordinator of this site? Confirm its status | Brooklyn | United States | Recruiting |
| Ohio State University Comprehensive Cancer Center Coordinator of this site? Confirm its status | Columbus | United States | Not yet recruiting |
| Baylor University Medical Center Coordinator of this site? Confirm its status | Dallas | United States | Not yet recruiting |
| Duke Cancer Center Coordinator of this site? Confirm its status | Durham | United States | Recruiting |
| Banner MD Anderson Cancer Center Coordinator of this site? Confirm its status | Gilbert | United States | Recruiting |
| START | Midwest Coordinator of this site? Confirm its status | Grand Rapids | United States | Recruiting |
| Houston Methodist Hospital Coordinator of this site? Confirm its status | Houston | United States | Recruiting |
| Indiana University Coordinator of this site? Confirm its status | Indianapolis | United States | Not yet recruiting |
| Dartmouth Hitchcock Medical Center Coordinator of this site? Confirm its status | Lebanon | United States | Recruiting |
| Norton Cancer Institute St. Matthews Coordinator of this site? Confirm its status | Louisville | United States | Recruiting |
| Loyola University Medical Center Coordinator of this site? Confirm its status | Maywood | United States | Not yet recruiting |
| University of Miami Coordinator of this site? Confirm its status | Miami | United States | Not yet recruiting |
| Memorial Sloan-Kettering Cancer Center Coordinator of this site? Confirm its status | New York | United States | Recruiting |
| University of Nebraska Coordinator of this site? Confirm its status | Omaha | United States | Not yet recruiting |
| UC Davis Comprehensive Cancer Center Coordinator of this site? Confirm its status | Sacramento | United States | Recruiting |
| Huntsman Cancer Institute/University of Utah Coordinator of this site? Confirm its status | Salt Lake City | United States | Not yet recruiting |
| UCLA Health, Jonsson Comprehensive Cancer Center Coordinator of this site? Confirm its status | Santa Monica | United States | Recruiting |
This page is information, not medical advice. Discuss any trial with your doctor.