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NCT07032714PHASE1RECRUITING

Mezigdomide and Talquetamab in Relapsed and Refractory Multiple Myeloma

MAGENTA: Phase I Study of Mezigdomide and Talquetamab in Relapsed and Refractory Multiple Myeloma

Sponsor: Massachusetts General Hospital + Celgene Corporation, Janssen Research and Development LLC

No open prediction endpoints

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Key Facts

Study type
INTERVENTIONAL
Conditions
Relapsed Refractory Multiple Myeloma (RRMM)
Interventions
Talquetamab, Mezigdomide, Dexamethasone
Enrollment
25 participants
Primary completion
Jul 2027
Study completion
Jul 2028
First posted
Jun 2025
Last updated
Apr 2026

Primary Endpoints (CT.gov)

Recommended Dose

Time frame: Day 1 of treatment through 30 days post last-dose (treatment is until disease progression or withdrawal; estimated to be 1 year from Day 1 of treatment)

Secondary Endpoints

Frequency of adverse events

Frequency of serious adverse events

Frequency of dose-limiting toxicities (DLT)

Eligibility Criteria

Inclusion Criteria: * Participant has given voluntary signed written informed consent before performance of any study-related procedure that is not part of normal medical care, with the understanding that consent may be withdrawn by the participant at any time without prejudice to their future medical care. * Eastern Cooperative Oncology Group (ECOG) performance status ≤2 (see Appendix). * Age ≥ 18 years * Measurable disease of multiple myeloma as defined by at least one of the following: * Serum monoclonal protein ≥ 0.5 g/dL. Patients with IgD disease and lower amounts of monoclonal protein may be permitted to enroll with PI approval * ≥ 200 mg of monoclonal protein in the urine on 24-hour urine protein electrophoresis * Serum free light chain (FLC) ≥ 100 mg/L (10 mg/dL) and abnormal serum free light chain ratio * Previously treated relapsed and refractory multiple myeloma: * Patients must have received at least three prior lines of therapy; * Prior therapy including an i

Read full criteria on CT.gov →

✦ Analyst Commentary

Expert commentary on why this trial matters and what to watch for.

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Source

Open on ClinicalTrials.gov