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Recruiting Phase 2 NCT07284758

NCT07284758 A Study to Evaluate the Efficacy of Cemsidomide + Dexamethasone in Participants With Relapsed/Refractory Multiple Myeloma

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Clinical Trial Summary
NCT ID NCT07284758
Status Recruiting
Phase Phase 2
Sponsor C4 Therapeutics, Inc.
Condition Multiple Myeloma
Study Type INTERVENTIONAL
Enrollment 100 participants
Start Date 2026-02-18
Primary Completion 2030-03

Eligibility & Interventions

Sex All sexes
Min Age 18 Years
Max Age N/A
Study Type INTERVENTIONAL
Interventions
CemsidomideDexamethasone

Eligibility Fast-Check

Enter your details for a quick preliminary check. This does not replace medical advice.

What to Expect as a Participant

You will actively receive the study intervention — which may be a drug, biologic, device, or procedure.

In Phase 2, researchers evaluate early signs of effectiveness. You may be randomized to receive the active treatment or a comparator. Monitoring continues closely.

This trial targets 100 participants in total. It began in 2026-02-18 with a primary completion date of 2030-03.

⚠ This information is for research awareness only. Always consult your physician before joining any clinical trial. Participation is voluntary and you may withdraw at any time.

Brief Summary

This is a Phase 2, open-label, single-arm, multicenter study to assess the antimyeloma activity and further characterize the safety, tolerability, PK, and PD of cemsidomide in combination with dexamethasone in participants with relapsed/refractory multiple myeloma (r/r MM).

Eligibility Criteria

Inclusion Criteria: 1. Be willing and able to provide signed informed consent for the study. 2. Age ≥ 18 years at the time of signed consent. 3. Subjects must have a documented diagnosis of MM and measurable disease at enrollment. 4. Received at least 3 prior anti-myeloma regimens (for a minimum of 2 or more consecutive cycles) that must have included an immunomodulatory drug (i.e., IKZF 1/3 degrader), a proteasome inhibitor, an anti-CD38 antibody, and a T-cell engager (TCE) or chimeric antigen receptor T-cell (CAR-T) therapy, unless not available per local standard of care. 5. Subjects need to have adequate organ function. 6. Toxicities from prior anticancer therapies must have resolved to baseline severity or CTCAE ≤ Grade 1. 7. Female subjects may not be pregnant or intend to become pregnant, may not breastfeed or intend to breastfeed, or donate ova during their participation in this study until 30 days after the last dose of study treatment. 8. Male subjects must agree to use a condom when having intercourse with a person of childbearing potential during the Treatment Period and for at least 30 days after the last dose of study treatment. 9. Male subjects must refrain from donating sperm during the Treatment Period and for 30 days after discontinuation. 10. Subjects must refrain from donating blood during study treatment and for 30 days after discontinuation. Exclusion Criteria: 1. Presence of myeloma in the central nervous system (CNS). 2. Subjects with any of the following: * Systemic light chain amyloidosis * Polyneuropathy, Organomegaly, Endocrinopathy, Monoclonal gammopathy, and Skin changes (POEMS) Syndrome * Myelodysplastic syndrome (MDS). 3. Previously treated with cemsidomide. 4. Clinically significant impaired cardiac function or cardiac disease. 5. Thromboembolic event within 3 months prior to enrollment. 6. Known malignancy other than study indication that has progressed or required treatment within the past 3 years. 7. Uncontrolled active bacterial, fungal, or viral infection. 8. Inability or difficulty swallowing tablets. NOTE: Other inclusion/exclusion criteria may apply, per protocol.

Contact & Investigator

Central Contact

Study Medical Officer

✉ clinicaltrials@c4therapeutics.com

📞 (617) 231-0700

Principal Investigator

Binod Dhakal, M.D.

PRINCIPAL INVESTIGATOR

Medical College of Wisconsin

Frequently Asked Questions

Who can join the NCT07284758 clinical trial?

This trial is open to participants of all sexes, aged 18 Years or older, studying Multiple Myeloma. Full inclusion and exclusion criteria are listed in the Eligibility Criteria section. Always confirm your eligibility with the research team before applying.

What phase is the NCT07284758 trial and what does that mean for participants?

Phase 2 trials evaluate whether the treatment shows signs of effectiveness while continuing to monitor safety. More participants are enrolled than in Phase 1 to help refine the treatment protocol.

Is NCT07284758 currently recruiting?

Yes, NCT07284758 is actively recruiting participants. Contact the research team at clinicaltrials@c4therapeutics.com for enrollment information.

Where is the NCT07284758 trial being conducted?

This trial is being conducted at Scottsdale, United States, West Hollywood, United States, Atlanta, United States, Indianapolis, United States and 6 additional locations.

Who is sponsoring the NCT07284758 clinical trial?

NCT07284758 is sponsored by C4 Therapeutics, Inc.. The principal investigator is Binod Dhakal, M.D. at Medical College of Wisconsin. The trial plans to enroll 100 participants.

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ClinicalMetric — Independent clinical trial intelligence platform. Not affiliated with NIH, ClinicalTrials.gov, the U.S. FDA, or any pharmaceutical company, hospital, or clinical research organization. Trial data is sourced from ClinicalTrials.gov for informational purposes only and does not constitute medical advice. Do not make any treatment, enrollment, or health decisions based solely on information found here — always consult a qualified healthcare professional. Full Disclaimer  ·  Last Reviewed: July 2026  ·  Data Methodology