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Refractory or Relapsed Multiple MyelomaPhase 1/2LEGEND-2NCT03090659

LCAR-B38M Cells in Treating Relapsed/Refractory (R/R) Multiple Myeloma

A Phase 1/2 study testing LCAR-B38M CAR-T cell injection in people with Refractory or Relapsed Multiple Myeloma, run by Nanjing Legend Biotech Co..

Unknown status

Status not confirmed. The sponsor has not verified this record for over two years, so it may be out of date.

Official record
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Trial summary

This is a single arm, open-label, multi-center, phase 1/2 study, to determine the safety and efficacy of LCAR-B38M CAR-T cells in treating patients diagnosed with refractory/relapsed multiple myeloma (r/r MM). Read more about this study

Who is it for?
Ages 18 to 80 years
Conditions the study is for
Refractory or Relapsed Multiple Myeloma
What is being tested?
LCAR-B38M CAR-T cell injection
Type of treatment
Injection or infusion
Could I receive a placebo?
No, everyone receives an active treatment
How many people
100 participants
Where
No sites listed yet
Study dates
2 Oct 2015to 31 Dec 2023
Phase
Phase 1/2
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 to 80 years
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Patients must have a confirmed prior diagnosis of active multiple myeloma as defined by the updated IMWG criteria.
  • Patients with refractory multiple myeloma. Clear BCMA expression must be detected on malignant plasma cells from either bone marrow or a plasmacytoma by flow cytometry or immunohistochemistry.
  • Refractory disease:1) At least 3 prior regimens, which must at least have contained bortezomi. or 2) other circumstances identified by clinical doctors.
  • Relapse criteria in NCCN clinical practice guidelines in Oncology: Multiple Myeloma (2016.V2)

Who cannot join

  • Women of child-bearing potential or who are pregnant or breastfeeding.
  • Have any active and uncontrolled infection: hepatitis B, hepatitis C, HIV, or other fatal viral and bacterial infection.
  • Systemic corticosteroid steroid therapy of greater than 5 mg/day of prednisone or equivalent dose of another corticosteroid are not allowed within 2 weeks prior to either the required leukapheresis or the initiation of the conditioning chemotherapy regimen.
  • Patients with any uncontrolled intercurrent illness or serious uncontrolled medical disorder.
  • Patients with CNS metastases or symptomatic CNS involvement (including cranial neuropathies or mass lesions and spinal cord compression).
  • History of allogeneic stem cell transplantation. Have active acute or chronic graft-versus-host-disease (GVHD), or require immunosuppressant medications for GVHD, within 6 months of enrollment.
  • Patients with active autoimmune skin diseases such as psoriasis or other active autoimmune diseases such as rheumatoid arthritis.

About this study

Official title: A Clinical Study of Legend Biotech BCMA-chimeric Antigen Receptor Technology in Treating Relapsed/Refractory (R/R) Multiple Myeloma Patients

This is a single arm, open-label, multi-center, phase 1/2 study, to determine the safety and efficacy of LCAR-B38M CAR-T cells in treating patients diagnosed with refractory/relapsed multiple myeloma (r/r MM).

Read the detailed description

Multiple myeloma (MM) is a usually incurable malignancy of plasma cells. Current therapies for multiple myeloma often cause remissions, but nearly all patients eventually relapse and die, an clear unmet clinical needs. As early as mid-2014, the investigators have started to develop a series of proprietary CAR-T products to target B cell maturation antigen (BCMA), a cell surface molecule which the investigator believes to be a desirable target antigen for multiple myeloma. All pre-clinical data and CMC data for LCAR-B38M CAR-T cell technology has been established by mid-2015 and a phase I proof-of-concept clinical trial has been planned since then.

Being tested
LCAR-B38M CAR-T cell injection
Keywords
multiple myeloma, BCMA, CAR-T
Medical subject headings
Multiple Myeloma

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • LCAR-B38M CAR-T cell injectionBiological

Study groups in NCT03090659
Study groupRoleWhat they receive
LCAR-B38M treatment groupExperimentalr/r multiple myeloma patients be treated with a split doses of LCAR-B38M cells. Total dose of 0.5-5 millions /kg cells will be administered at day 0, day 2 and day 6 by split dose (20%, 30% and 50% respectively).
Receives: Biological: LCAR-B38M CAR-T cell injection

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Occurrence of treatment related adverse events as assessed by CTCAE v4.0

    >= Grade 1 signs/symptoms, laboratory toxicities, and clinical events) that are possibly, likely, or definitely related to study treatment

    Measured: Day 1-30 days after injection

Secondary outcomes (2)
  1. Anti-myeloma responses to LCAR-B38M cell treatment

    by measuring the changes of aberrant immunoglobulin in serum

    Measured: Day 1-36 months after three split doses

  2. Anti-myeloma responses to LCAR-B38M cell treatment

    multiple myeloma cells in bone marrow.

    Measured: Day 1-36 months after three split doses

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted27 Mar 2017
  2. Study start2 Oct 2015
  3. Primary completion31 Dec 2023 (estimated)
  4. Study completion31 Dec 2023 (estimated)

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 1/2
Primary purpose
Treatment
Allocation
Not applicable
Intervention model
Single group
Masking
None (open label)
Enrolment
100 participants (estimated)
IDs, dates and publications
ClinicalTrials.gov ID
NCT03090659
Sponsor's protocol ID
LCAR-B38M
Acronym
LEGEND-2
Status last verified
Jun 2023
First submitted
7 Mar 2017
Last updated
12 Jun 2023
Results posted
No
Data monitoring committee
Yes
FDA-regulated drug
No
FDA-regulated device
No
Individual data sharing
Undecided

Publications

  • Xu J, Wang BY, Yu SH, Chen SJ, Yang SS, Liu R, Chen LJ, Hou J, Chen Z, Zhao WH, He AL, Mi JQ, Chen SJ. Long-term remission and survival in patients with relapsed or refractory multiple myeloma after treatment with LCAR-B38M CAR T cells: 5-year follow-up of the LEGEND-2 trial. J Hematol Oncol. 2024 Apr 24;17(1):23. doi: 10.1186/s13045-024-01530-z.

    PubMed 38659046
  • Palmer S, Lin Y, Martin TG, Jagannath S, Jakubowiak A, Usmani SZ, Buyukkaramikli N, Phelps H, Slowik R, Pan F, Valluri S, Pacaud L, Jackson G. Extrapolation of Survival Data Using a Bayesian Approach: A Case Study Leveraging External Data from Cilta-Cel Therapy in Multiple Myeloma. Oncol Ther. 2023 Sep;11(3):313-326. doi: 10.1007/s40487-023-00230-x. Epub 2023 Jun 4.

    PubMed 37270762
  • Zhao WH, Wang BY, Chen LJ, Fu WJ, Xu J, Liu J, Jin SW, Chen YX, Cao XM, Yang Y, Zhang YL, Wang FX, Zhang PY, Lei B, Gu LF, Wang JL, Zhang H, Bai J, Xu Y, Zhu H, Du J, Jiang H, Fan XH, Li JY, Hou J, Chen Z, Zhang WG, Mi JQ, Chen SJ, He AL. Four-year follow-up of LCAR-B38M in relapsed or refractory multiple myeloma: a phase 1, single-arm, open-label, multicenter study in China (LEGEND-2). J Hematol Oncol. 2022 Jul 6;15(1):86. doi: 10.1186/s13045-022-01301-8.

    PubMed 35794616
  • Zhao WH, Liu J, Wang BY, Chen YX, Cao XM, Yang Y, Zhang YL, Wang FX, Zhang PY, Lei B, Gu LF, Wang JL, Yang N, Zhang R, Zhang H, Shen Y, Bai J, Xu Y, Wang XG, Zhang RL, Wei LL, Li ZF, Li ZZ, Geng Y, He Q, Zhuang QC, Fan XH, He AL, Zhang WG. A phase 1, open-label study of LCAR-B38M, a chimeric antigen receptor T cell therapy directed against B cell maturation antigen, in patients with relapsed or refractory multiple myeloma. J Hematol Oncol. 2018 Dec 20;11(1):141. doi: 10.1186/s13045-018-0681-6.

    PubMed 30572922

Questions about this trial

What is this clinical trial studying?

A Phase 1/2 study testing LCAR-B38M CAR-T cell injection in people with Refractory or Relapsed Multiple Myeloma, run by Nanjing Legend Biotech Co..

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 4 inclusion and 7 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: status not confirmed, as of the sponsor's last update on 12 Jun 2023. Status can change between updates, so confirm with the study contact before making plans.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this combined phase mean?

Phase 1 studies test a treatment in a small group of people for the first time or in a new way, mainly to check safety and find the right dose.

Phase 2 studies give the treatment to a larger group to see whether it has the intended effect and to keep checking safety.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

Results are not available in the source record.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Occurrence of treatment related adverse events as assessed by CTCAE v4.0 (time frame: Day 1-30 days after injection). It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT03090659, which also lists 4 linked publications.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 12 Jun 2023.

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