A Phase III, Randomized, Open-Label, Multicenter Study Evaluating the Efficacy and Safety of Cevostamab in Combination With Pomalidomide and Dexamethasone Versus Standard of Care in Patients With Multiple Myeloma Who Have Received One to Three Prior Lines of Therapy
Summary
The purpose of this study is to assess the efficacy and safety of cevostamab in combination with pomalidomide and dexamethasone (CevosPd) versus standard of care (SOC) in participants with multiple myeloma (MM) who have received one to three prior lines of therapy and have been exposed to an anti-CD38 monoclonal antibody (mAb) and lenalidomide.
Arms & interventions
- DrugCevostamab
Participants will receive cevostamab IV as per the schedule given in the protocol.
- DrugPomalidomide
Participants will receive pomalidomide tablet orally PO as per the schedule given in the protocol.
- DrugDexamethasone
Participants will receive dexamethasone tablet orally PO or IV as per the schedule given in the protocol.
- DrugDaratumumab
Participants will receive daratumumab SC as per the schedule given in the protocol.
- DrugElotuzumab
Participants will receive elotuzumab IV as per the schedule given in the protocol.
- DrugCarfilzomib
Participants will receive carfilzomib IV as per the schedule given in the protocol.
Outcome measures
Primary
Minimal Residual Disease (MRD)-Negative Complete Response (CR) Rate
Time frame: Up to 1 year after the last participant is randomized
Progression-Free Survival (PFS)
Time frame: Up to 5 years after the last participant is randomized
Secondary
Very Good Partial Response (VGPR) or Better Rate
Time frame: Up to 5 years after the last participant is randomized
Overall Survival (OS)
Time frame: Up to 5 years after the last participant is randomized
Time to Confirmed Deterioration in the Disease Symptoms Scale as Assessed by the European Organization for Research and Treatment of Cancer Quality-of-life Questionnaire (EORTC QLQ)-Multiple Myeloma Module 20 (MY20)
Time frame: Up to 5 years after the last participant is randomized
Overall Response Rate (ORR)
Time frame: Up to 5 years after the last participant is randomized
Complete Response (CR) Rate
Time frame: Up to 5 years after the last participant is randomized
Time to Response (TTR)
Time frame: Up to 5 years after the last participant is randomized
Time to Best Response (TTBR)
Time frame: Up to 5 years after the last participant is randomized
Duration of Response (DOR)
Time frame: Up to 5 years after the last participant is randomized
Progression-Free Survival (PFS)
Time frame: Up to 5 years after the last participant is randomized
Progression-Free Survival 2 (PFS2)
Time frame: Up to 5 years after the last participant is randomized
Overall MRD-Negative Complete Response Rate
Time frame: Up to 5 years after the last participant is randomized
Overall MRD-Negative Rate
Time frame: Up to 5 years after the last participant is randomized
Sustained MRD-Negative CR Rate
Time frame: At 6, 12, and 24 months
Percentage of Participants With Adverse Events (AEs)
Time frame: Up to 5 years after the last participant is randomized
Tolerability as Assessed by the Incidence of Dose Interruptions, Dose Reductions, Dose Intensity, and Treatment Discontinuation
Time frame: Up to 5 years after the last participant is randomized
Number of Participants With Presence, Frequency of Occurrence, Severity, and/or Degree of Interference With Daily Function of Shortness of Breath, Cough, Heart Palpitations, Rash, Dizziness, and Nausea Assessed NCI PRO-CTCAE
Time frame: Up to 5 years after the last participant is randomized
Change From Baseline in Shortness of Breath, Cough, Heart Palpitations, Rash, Dizziness, and Nausea Assessed by the National Cancer Institute Patient Reported Outcomes Common Terminology Criteria for Adverse Events (NCI PRO-CTCAE)
Time frame: Baseline and up to 5 years after the last participant is randomized
Change From Cycle 1 Day 8 in Treatment-Related Side Effect Bother as Assessed by the Functional Assessment of Cancer Therapy-General, General Population 5 (FACTG GP5)
Time frame: At Day 8 of Cycle 1, up to 5 years after the last participant is randomized. Cycle 1 is 21 days.
Change From Baseline in the Disease Symptom Scale of the EORTC QLQ-MY20
Time frame: Baseline and Up to 5 years after the last participant is randomized
Change from Baseline in the Global Health Status/Quality of Life (GHS/QoL) of the EORTC QLQ-Core 30 (C30)
Time frame: Baseline and Up to 5 years after the last participant is randomized
Time to Confirmed Deterioration in GHS/QoL as Assessed by the EORTC QLQ-C30
Time frame: Up to 5 years after the last participant is randomized
Change From Baseline in Fatigue as Assessed by the EORTC QLQ-C30
Time frame: Baseline and up to 5 years after the last participant is randomized
Time to Confirmed Deterioration in Fatigue as Assessed by the EORTC QLQ-C30
Time frame: Up to 5 years after the last participant is randomized
Percentage of Participants Experiencing Clinically Meaningful Improvement in Disease Symptoms as Assessed by the EORTC QLQ-MY20
Time frame: Up to 5 years after the last participant is randomized
Percentage of Participants Experiencing Clinically Meaningful Improvement in GHS/QoL as Assessed by the EORTC QLQ-C30
Time frame: Up to 5 years after the last participant is randomized
Percentage of Participants Experiencing Clinically Meaningful Improvement in Fatigue as Assessed by the EORTC QLQ-C30
Time frame: Up to 5 years after the last participant is randomized
Percentage of Participants with Anti-Drug Antibodies (ADAs) to Cevostamab at Baseline and with ADAs to Cevostamab During the Study
Time frame: Baseline and up to 5 years after the last participant is randomized
Eligibility criteria
Study locations (3)
City of Hope National Medical Center
Duarte, California, 91010-3012
City of Hope - Lennar Foundation Cancer Center
Irvine, California, 92618
Winship Cancer Institute of Emory University
Atlanta, Georgia, 30329