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OncoMatch/Clinical Trials/NCT04960579

P-BCMA-ALLO1 Allogeneic CAR-T Cells in the Treatment of Subjects With Multiple Myeloma

Is NCT04960579 recruiting? Yes, currently enrolling (May 2026). This Phase 1 trial studies multiple treatments including P-BCMA-ALLO1 CAR-T cells and Rimiducid for multiple myeloma.

Phase 1RecruitingPoseida Therapeutics, Inc.NCT04960579Data as of May 2026

Treatment: P-BCMA-ALLO1 CAR-T cells · Rimiducid · MethotrexatePhase 1 study comprised of open-label, dose escalation, multiple cohorts of P-BCMA-ALLO1 allogeneic T stem cell memory (Tscm) CAR-T cells in subjects with relapsed / refractory Multiple Myeloma (RRMM).

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Extracted eligibility criteria

Cancer type

Multiple Myeloma

Performance status

ECOG 0–1(Restricted strenuous activity)

Prior therapy

Min 3 prior lines

Must have received: proteasome inhibitor

Must have relapsed / refractory MM, having received treatment with a proteasome inhibitor

Must have received: immunomodulatory agent

Must have relapsed / refractory MM, having received treatment with...immunomodulatory agent (IMiD)

Must have received: anti-CD38 therapy

Must have relapsed / refractory MM, having received treatment with...anti-CD38 therapy

Cannot have received: allogeneic cellular therapy

Has received prior allogeneic cellular therapy or gene therapy

Cannot have received: gene therapy

Has received prior allogeneic cellular therapy or gene therapy

Cannot have received: allogeneic stem cell transplantation

Has a history of having undergone allogeneic stem cell transplantation, or any other allogeneic or xenogeneic transplant

Cannot have received: autologous stem cell transplantation

Exception: within 90 days

has undergone autologous transplantation within 90 days

Cannot have received: anti-cancer medications

Exception: within 2 weeks of the time of initiating conditioning LD therapy

Has received anti-cancer medications within 2 weeks of the time of initiating conditioning LD therapy

Cannot have received: monoclonal antibody therapy

Exception: within 4 weeks of initiating conditioning LD therapy

Has received monoclonal antibody therapy within 4 weeks of initiating conditioning LD therapy

Cannot have received: immunosuppressive medications

Exception: within 2 weeks of the time of administration of P-BCMA-ALLO1, and/or expected to require them while on study

Has received immunosuppressive medications within 2 weeks of the time of administration of P-BCMA-ALLO1, and/or expected to require them while on study

Cannot have received: systemic corticosteroid therapy

Exception: within 1 week or 5 half-lives (whichever is shorter) of the administration of P-BCMA-ALLO1 or is expected to require it during the course of the study

Has received systemic corticosteroid therapy within 1 week or 5 half-lives (whichever is shorter) of the administration of P-BCMA-ALLO1 or is expected to require it during the course of the study

Cannot have received: radiation therapy

Exception: within 1 week of initiating conditioning LD therapy

Has received radiation within 1 week of initiating conditioning LD therapy

Cannot have received: live vaccine

Exception: within the last 28 days prior to administration of LD therapy

Administration of a live vaccine within the last 28 days prior to administration of LD therapy

Lab requirements

Blood counts

Must have adequate vital organ function within pre-determined parameters.

Kidney function

Must have adequate vital organ function within pre-determined parameters.

Liver function

Must have adequate vital organ function within pre-determined parameters.

Cardiac function

Must have adequate vital organ function within pre-determined parameters.

Must have adequate vital organ function within pre-determined parameters.

Structured fields extracted by AI. May contain errors — verify against the official protocol.

US trial sites

  • City of Hope · Goodyear, Arizona
  • University of California San Diego · San Diego, California
  • University of California San Francisco · San Francisco, California
  • Emory University · Atlanta, Georgia
  • Blood Marrow and Transplant Group of Georgia · Atlanta, Georgia

Showing up to 5 US sites. See all sites on ClinicalTrials.gov →

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