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临床试验/2023-507809-34-00
2023-507809-34-00招募中2 期

A Phase 1/2 Study of Linvoseltamab in Patients with Relapsed or Refractory Systemic Light Chain Amyloidosis

Regeneron Pharmaceuticals Inc.6 个研究点 分布在 2 个国家目标入组 23 人开始时间: 2024年6月3日最近更新:

试验速览

阶段
2 期
状态
招募中
发起方
入组人数
23
试验地点
6
主要终点
Phase 1: Incidence of dose-limiting toxicity (DLTs)

研究概览

简要总结

-Phase 1: To assess the safety, tolerability and to determine the recommended phase 2 dose regimens (RP2DRs) of linvoseltamab in participants with relapsed or refractory AL amyloidosis. -Phase 2: To evaluate the effect of linvoseltamab on hematologic complete response in participants with relapsed or refractory AL amyloidosis

研究设计

分配方式
Randomized
主要目的
Phase 2
盲法
None

入排标准

年龄范围
18 years 至 65+ years(18-64 Years, 65+ Years)
接受健康志愿者

入选标准

  • Confirmed diagnosis of AL amyloidosis, as described in the protocol
  • Measurable disease as defined by serum difference between involved and uninvolved free light chains (dFLC) concentration, as described in the protocol
  • Previously treated after at least 1 prior therapy and requiring further treatment as assessed by the Investigator
  • N-terminal pro b-type natriuretic peptide (NT-proBNP) ≤8500 ng/L during screening
  • Adequate hepatic, hematologic, renal, and cardiac function, as described in the protocol
  • Eastern Cooperative Oncology Group (ECOG) performance score ≤2 at screening
  • NOTE: Other protocol defined inclusion criteria apply

排除标准

  • History of other non-AL amyloidosis
  • Greater than 60% plasmacytosis on a bone marrow biopsy and/or aspirate during screening
  • Presence of lytic bone lesion(s) or extramedullary plasmacytoma on imaging during screening
  • Myocardial infarction within the past 6 months prior to the first screening visit
  • Known active infection requiring hospitalization or treatment with IV anti-infectives within 28 days of first administration of study drug
  • NOTE: Other protocol defined exclusion criteria apply

结局指标

主要结局

Phase 1: Incidence of dose-limiting toxicity (DLTs)

Phase 1: Incidence of dose-limiting toxicity (DLTs)

Phase 2: Achievement of hematologic complete response (CR) as determined by the Independent Review Committee (IRC)

Phase 2: Achievement of hematologic complete response (CR) as determined by the Independent Review Committee (IRC)

次要结局

  • Achievement of hematologic CR, as determined by the IRC - Phase 1
  • Achievement of hematologic very good partial response (VGPR) or better response (CR + VGPR), as determined by the IRC
  • Achievement of overall hematologic response (PR or better), as determined by the IRC
  • Time to initial hematologic response
  • Time to best hematologic response
  • Duration of hematologic response (ie, best response, VGPR or better, overall response), as determined by the IRC
  • Hematologic progression-free survival (PFS)
  • Incidence of death
  • Incidence of treatment-emergent adverse events (TEAEs)
  • Severity of TEAEs
  • Incidence of serious adverse events (SAEs)
  • Severity of SAEs
  • Incidence of adverse events of special interest (AESIs)
  • Severity of AESIs
  • Achievement of overall hematologic response (PR or better), as determined by the IRC in full dose regimen 1 vs 2 - Phase 2
  • Incidence of TEAEs in full dose regimen 1 vs 2 - Phase 2
  • Severity of TEAEs in full dose regimen 1 vs 2 - Phase 2
  • Incidence of SAEs in full dose regimen 1 vs 2 - Phase 2
  • Severity of SAEs in full dose regimen 1 vs 2 - Phase 2
  • Incidence of AESIs in full dose regimen 1 vs 2 - Phase 2
  • Severity of AESIs in full dose regimen 1 vs 2 - Phase 2
  • Time from treatment initiation to hematologic disease progression as determined by the IRC
  • Time from treatment initiation to cardiac deterioration, as determined by the IRC
  • Time from treatment initiation to kidney deterioration as determined by the IRC
  • Time from treatment initiation to death as determined by the IRC
  • Time from initiation of treatment to date of death from any cause
  • Achievement of renal response in participants with renal involvement at baseline, as determined by IRC
  • Achievement of cardiac response in participants with cardiac involvement at baseline, as determined by IRC
  • Time to first renal response in participants with renal involvement at baseline
  • Time to first cardiac response in participants with cardiac involvement at baseline
  • Linvoseltamab concentration in serum over time
  • Incidence of anti-drug antibodies (ADAs) to linvoseltamab over time
  • Titers of ADAs to linvoseltamab over time

研究者

发起方
Regeneron Pharmaceuticals Inc.
申办方类型
Pharmaceutical company
责任方
Principal Investigator
主要研究者

Medical Affairs

Scientific

Regeneron Pharmaceuticals Inc.

研究点 (6)

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