CM336-SOC for Dynamically High-Risk Multiple Myeloma Study

Trial statusNot yet recruiting
Trial phasePhase 2
Trial typeInterventional
Biological sexAll
Age18-75
SponsorInstitute of Hematology & Blood Diseases Hospital, China

About this trial

This is a single-arm, open-label study to evaluate the efficacy and safety of CM336 combined with SOC therapy in patients with dynamically high-risk multiple myeloma.

Eligibility criteria

This trial does not accept healthy volunteers

Qualifiers

Able to understand and voluntarily sign the informed consent form (ICF).

Aged ≥18 and ≤75 years.

Has measurable disease, meeting at least one of the following criteria: serum M-protein ≥5 g/L as measured by serum protein electrophoresis (SPEP); or, for IgA or IgD myeloma, quantitative IgA or IgD levels may be used instead; or urine M-protein ≥200 mg/24 hours; if neither serum nor urine M-protein meets the above criteria, involved serum free light chain (FLC) ≥100 mg/L in the presence of an abnormal serum FLC ratio (normal FLC ratio: 0.26 to 1.65).

Has received only one prior line of standard anti-myeloma therapy: standard induction therapy comprising at least two of the following: a proteasome inhibitor, an immunomodulatory agent, and an anti-CD38 monoclonal antibody; followed by autologous hematopoietic stem cell transplantation or consolidation therapy, and standard maintenance therapy.

Disqualifiers

Primary plasma cell leukemia or secondary plasma cell leukemia.

Concurrent amyloidosis.

Concurrent central nervous system (CNS) involvement.

Prior treatment with BCMA-targeted therapy or CAR-T cell therapy.

Trial design

Design model

Single group

Treatments tested in this trial

  • anti-BCMA/CD3 bispecific antibody

    Drug

    Anti-BCMA/CD3 bispecific antibody (CM336) will be administered via a subcutaneous injection (SC).

Treatment groups

46 Participants
are divided into 1 treatment group
Group A: BsAbs-treatment groupExperimental treatment 1 intervention

Trial outcomes

Primary outcomes

1

Minimal residual disease (MRD) negativity rate

Time frame
12 months

Secondary outcomes

1

Adverse events and serious adverse events

Time frame
Up to 2 year
2

Sustained MRD negativity rate

Time frame
Up to 2 year
3

Overall response rate (ORR)

Time frame
Up to 2 year
4

Complete response rate (CR)

Time frame
Up to 2 year

Other outcomes

Locations

This trial has no locations.

Sponsors and contacts

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