RN1201 Injection in Newly Diagnosed High-Risk Cytogenetic Multiple Myeloma

Trial statusNot yet recruiting
Trial phasePhase 1
Trial typeInterventional
Biological sexAll
Age18+
SponsorTianjin Medical University Cancer Institute and Hospital

About this trial

This is a single-arm, dose-escalation exploratory study evaluating the safety and efficacy of RN1201, a BCMA/CD19-targeted allogeneic CAR-T cell therapy, in patients with newly diagnosed cytogenetically high-risk multiple myeloma who are ineligible or unwilling to undergo autologous stem cell transplantation (ASCT). Patients will receive lymphodepletion followed by a single infusion of RN1201 across four dose levels. Primary endpoints include incidence and severity of treatment-emergent adverse events. Secondary endpoints assess response rate and minimal residual disease (MRD) status.

Eligibility criteria

This trial does not accept healthy volunteers

Qualifiers

Is willing and able to provide a written informed consent form before any trial-related activities are performed.

Must have a diagnosis of Multiple Myeloma (MM) according to the World Health Organization (WHO) 2017 revised criteria.

Must be diagnosed with active MM according to the International Multiple Myeloma Working Group (IMWG) criteria.

Must have a documented MM type that is B-cell maturation antigen (BCMA) positive and/or CD19 positive, confirmed at screening or from prior medical records.

Disqualifiers

Known history of allergic reaction, hypersensitivity, intolerance, or contraindication to the BCMA/CD19 allogeneic CAR-T product or any of its excipients, including fludarabine, cyclophosphamide, and tocilizumab.

Diagnosis of plasma cell leukemia.

Presence of non-paraskeletal extramedullary disease.

Relapse after allogeneic hematopoietic stem cell transplantation (allo-HSCT) with active graft-versus-host disease (GVHD) that requires treatment with steroids or immunosuppressive agents.

Trial design

Design model

Single group

Treatments tested in this trial

  • BCMA/CD19-targeted allogeneic CAR-T

    Drug

    Lymphodepletion chemotherapy followed by allogeneic CAR-T cell (RN1201) infusion

Treatment groups

19 Participants
are divided into 1 treatment group
Group A: Allogeneic CAR-T cell therapyExperimental treatment 1 intervention

Trial outcomes

Primary outcomes

1

The incidence and severity of dose-limiting toxicities (DLTs)

Time frame
DLTs: Within 28 days after CAR-T cell infusion
2

The incidence and severity of treatment-emergent adverse events (TEAEs)

Time frame
TEAEs: From infusion up to 24 months post-treatment.

Secondary outcomes

1

Overall effectiveness and duration of efficacy

Overall response rate (ORR) and complete response rate (CR), negative rate of MRD (detected by flow cytometry or NGS)

Time frame
4 weeks, 3 months, 6 months, and 12 months
2

Pharmacokinetic (PK) of RN1201

Levels of RN1201 CAR-positive T cells in the blood and/or bone marrow

Time frame
From RN1201 infusion up to 12 months
3

Levels of Peripheral blood M protein

Levels of Peripheral blood M protein

Time frame
From RN1201 infusion up to 12 months
4

Levels of urine M protein

Levels of urine M protein

Time frame
From RN1201 infusion up to 12 months

Other outcomes

Sponsors and contacts

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