A Phase 3 Randomized Study Comparing Teclistamab Monotherapy Versus Pomalidomide, Bortezomib, Dexamethasone (PVd) or Carfilzomib, Dexamethasone (Kd) in Participants With Relapsed or Refractory Multiple Myeloma Who Have Received 1 to 3 Prior Lines of Therapy, Including an Anti-CD38 Monoclonal Antibody and Lenalidomide MAJESTEC-9

What's the purpose of this trial?

The purpose of this study is to compare the efficacy of teclistamab with PVd/Kd.

This trial is currently open and accepting patients.

What will happen during the trial?

You may be able to join this trial if you:

The following criteria is a partial list of reasons why patients may be eligible to participate in this clinical trial. Further evaluation with a medical professional is required.

Inclusion Criteria:

* Documented diagnosis of multiple myeloma as defined by the criteria below: (a)Multiple myeloma diagnosis according to International Myeloma Working Group (IMWG) diagnostic criteria (b) Measurable disease at screening as defined by any of the following: (1) Serum M-protein level greater than or equal to (\>=)0.5 grams per deciliter (g/dL) (central laboratory); or (2) Urine M-protein level \>=200 milligrams (mg)/24 hours (central laboratory); or (3) Serum immunoglobulin free light chain \>=10 milligrams per deciliter (mg/dL) (central laboratory) and abnormal serum immunoglobulin kappa lambda free light chain ratio
* Received 1 to 3 prior lines of antimyeloma therapy including a minimum of 2 consecutive cycles of an anti- cluster of differentiation 38 (CD38) monoclonal antibody at the approved dosing regimen in any prior line and 2 consecutive cycles of lenalidomide in any prior line
* Documented evidence of progressive disease or failure to achieve a response to last line of therapy based on investigator's determination of response by International myeloma working group (IMWG) criteria
* Have an Eastern Cooperative Oncology Group (ECOG) performance status score of 0 to 2
* A female participant must agree not to be pregnant, breast-feeding, or plan to become pregnant while enrolled in this study or within 6 months after the last dose of study treatment
* Must be willing and able to adhere to the lifestyle restrictions specified in this protocol

Exclusion Criteria:

* Received any prior B cell maturation antigen (BCMA)-directed therapy
* A participant is not eligible to receive PVd as control therapy if any of the following are present: (1) Received prior pomalidomide therapy, (2) Does not meet criteria for bortezomib retreatment (3) Contraindications or life-threatening allergies, hypersensitivity, or intolerance to pomalidomide or bortezomib, (4) Grade 1 peripheral neuropathy with pain or Grade greater than or equal to (\>=) 2 peripheral neuropathy as defined by National Cancer Institute Common Terminology Criteria for Adverse Events (NCI-CTCAE) Version 5.0, (5) Received a strong cytochrome P (CYP) 3A4 inducer within 5 half-lives prior to randomization; A participant is not eligible to receive Kd as control therapy if any of the following are present:(1) Received prior carfilzomib therapy, (2) Uncontrolled hypertension, defined as an average systolic blood pressure greater than (\>)159 millimeters of mercury (mmHg) or diastolic blood pressure \>99 mmHg despite optimal treatment (3) Grade 2 peripheral neuropathy with pain or Grade \>=3 peripheral neuropathy as defined by NCI-CTCAE Version 5.0, (4) Contraindications or life-threatening allergies, hypersensitivity, or intolerance to carfilzomib (intolerance defined as prior therapy discontinued due to any adverse event \[AE\] related to carfilzomib)
* Central nervous system (CNS) involvement or clinical signs of meningeal involvement of multiple myeloma.
* Received a live, attenuated vaccine within 4 weeks before randomization
* Plasma cell leukemia at the time of screening, Waldenstrom's macroglobulinemia, polyneuropathy, organomegaly, endocrinopathy, M-protein (POEMS) syndrome and skin changes, or primary amyloid light chain amyloidosis
* Received a maximum cumulative dose of corticosteroids of \>=140 mg of prednisone or equivalent within 14 days prior to randomization

Additional Trial Information

Phase 3

Enrollment: 590 patients (estimated)

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Trial Locations

All Trial Locations

View all clinical trial locations sorted by state.


MemorialCare Long Beach

Long Beach, CA

Open and Accepting

Chao Family Comprehensive Cancer Center University of California, Irvine

Orange, CA

Open and Accepting

PIH Health Hospital

Whittier, CA

Open and Accepting


Cleveland Clinic Florida

Weston, FL

Open and Accepting


Tulane Cancer Center Tulane University School of Medicine

New Orleans, LA

Open and Accepting


St. Luke's Hospital

Chesterfield, MO

Open and Accepting
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