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临床试验/NCT05064358
NCT05064358已完成2 期

A Phase 2, Randomized, Parallel, Open-label Study to Investigate the Safety, Efficacy, and Pharmacokinetics of Various Dosing Regimens of Single-agent Belantamab Mafodotin (GSK2857916) in Participants With Relapsed or Refractory Multiple Myeloma (DREAMM-14)

GlaxoSmithKline77 个研究点 分布在 12 个国家目标入组 177 人开始时间: 2022年3月3日最近更新:
适应症
干预措施
相关药物

试验速览

阶段
2 期
状态
已完成
入组人数
177
试验地点
77
主要终点
Percentage of Participants With Grade ≥2 Corneal Events Assessed by Keratopathy Visual Acuity (KVA) Scale

研究概览

简要总结

This study aims to evaluate alternative dosing regimens of single-agent belantamab mafodotin in participants with relapsed or refractory multiple myeloma (RRMM) to determine if an improved overall benefit/risk profile can be achieved by modifying the belantamab mafodotin dose, schedule, or both.

研究设计

研究类型
Interventional
分配方式
Randomized
干预模型
Parallel
主要目的
Treatment
盲法
None

盲法说明

It is an open label study

入排标准

年龄范围
18 Years 至 —(Adult, Older Adult)
性别
All
接受健康志愿者
否

入选标准

  • •Participant must be 18 years of age inclusive at the time of signing the informed consent form (ICF).
  • •Eastern Cooperative Oncology Group (ECOG) performance status of 0 to
  • •Histologically or cytologically confirmed diagnosis of MM and a. Has undergone stem cell transplant or is considered transplant ineligible, and b. Has failed at least 3 prior lines of anti-myeloma therapies, including an anti-cluster of differentiation (CD)38 antibody (e.g., daratumumab) alone or in combination and is refractory to an immunomodulatory agent (e.g., lenalidomide, pomalidomide) and a proteasome inhibitor (e.g., bortezomib, ixazomib, carfilzomib).
  • •France specific: participants have failed at least 4 prior lines of anti-myeloma therapies
  • •Participant has measurable disease per modified IMWG criteria.
  • •Life expectancy of at least 6 months, in the opinion of the investigator.
  • •Male and female participants agree to abide by protocol-defined contraceptive requirements.
  • •Participant is capable of giving signed informed consent.
  • •Participant meets country-specific inclusion criteria described in the protocol.

排除标准

  • •Symptomatic amyloidosis, active POEMS syndrome (polyneuropathy, organomegaly, endocrinopathy, myeloma protein, and skin changes), or active plasma cell leukemia at the time of screening.
  • •Current corneal epithelial disease, except nonconfluent superficial punctate keratitis (SPK).
  • •Evidence of active mucosal or internal bleeding.
  • •Presence of an active renal condition.
  • •Any serious and/or unstable pre-existing medical condition, psychiatric disorder, or other conditions that could interfere with the participant's safety, obtaining informed consent, or compliance with the study procedures.
  • •Malignancies other than the disease under study, except for any other malignancy from which the participant has been disease free for >2 years and, will not affect the evaluation of the effects of the study treatment on the currently targeted malignancy (MM). Participants with curatively treated non-melanoma skin cancer may be enrolled without a 2-year restriction.
  • •Evidence of cardiovascular risk as per the protocol criteria.
  • •Pregnant or lactating female.
  • •Active infection requiring antibiotic, antiviral, or antifungal treatment.
  • •Known human immunodeficiency virus (HIV) infection, unless the criteria in protocol can be met.
  • •Hepatitis B and C will be excluded unless the criteria in protocol can be met.
  • •Cirrhosis or current unstable liver or biliary disease.
  • •Alanine aminotransferase (ALT) >2.5× upper limit of normal (ULN).
  • •Total Bilirubin >1.5×ULN.
  • •Systemic anti-MM therapy within <=14 days or 5 half-lives, whichever is shorter.
  • •Systemic therapy with high dose steroids within <=14 days before the first dose of study treatment.
  • •Prior allogenic stem cell transplant.
  • •Prior treatment with a monoclonal antibody <=30 days before the first dose of study treatment. Use of monoclonal antibodies for serious conditions unrelated to multiple myeloma, such as COVID, may be permitted.
  • •Prior treatment with an anti-B cell maturation antigen (BCMA) targeted therapy or hypersensitivity reactions to any components of the study treatment.
  • •Treatment with an antibody-drug conjugate.
  • •Participant has received any major surgery <=4 weeks before the first dose of study treatment. An exception may be allowed for bone stabilizing surgery.
  • •Inadequate bone marrow reserve or organ functions as demonstrated by any of the following: a. Absolute neutrophil count <1.0×10^9/L, b. Hemoglobin <8 gram/deciliter (g/dL), c. Platelet count <50×10^9/L, d. Spot urine (albumin/creatinine ratio) >500 milligram/gram (mg/g), e. Estimated glomerular filtration rate (eGFR) <30 milliliter per minute per 1.73 meter square (mL/min/1.73m^2).
  • •UK specific: a. Absolute neutrophil count <1.5×10^9/L, c. Platelet count <75×10^9/L

研究组 & 干预措施

Cohort 3: Participants receiving belantamab mafodotin at DL 3

Experimental

干预措施: Belantamab mafodotin (Drug)

Cohort 2: Participants receiving belantamab mafodotin at DL 2

Experimental

干预措施: Belantamab mafodotin (Drug)

Cohort 1: Participants receiving belantamab mafodotin at dose level (DL) 1

Experimental

干预措施: Belantamab mafodotin (Drug)

Cohort 5: Participants receiving belantamab mafodotin at DL4 with alternative dose modification

Experimental

干预措施: Belantamab mafodotin (Drug)

Cohort 4: Participants receiving belantamab mafodotin at DL 4

Experimental

干预措施: Belantamab mafodotin (Drug)

结局指标

主要结局

Percentage of Participants With Grade ≥2 Corneal Events Assessed by Keratopathy Visual Acuity (KVA) Scale

时间窗: Up to 29.5 months

The KVA scale is based on the evaluation of corneal changes using slit lamp examination. This scale provides a standardized approach for evaluating the relationship between corneal health and visual acuity. KVA scale is defined as Grade 0: No keratopathy, normal visual acuity with no corneal abnormalities; Grade 1: Mild changes to the cornea with no significant loss in visual acuity; Grade 2: Moderate corneal changes with noticeable visual acuity reduction; Grade 3: Severe corneal changes with substantial visual acuity impairment; Grade 4: Very severe corneal changes leading to significant vision loss. Higher grade indicates greater severity of corneal events.

次要结局

  • Number of Participants With Corneal Events up to Week 16(Up to week 16)
  • Incidence Rate of Corneal Events by Grade (KVA Scale)(Up to 152 weeks)
  • Exposure Adjusted Incidence Rate of Corneal Events as Per CTCAE Grade(Up to 152 weeks)
  • Median Duration of All the Dose Delays(Up to 152 weeks)
  • Percentage of Participants Requiring Dose Reduction, Dose Interruption/Delay, Permanent Treatment Discontinuation Due to Corneal Events(Up to 152 weeks)
  • Cumulative Incidence of Grade 2 or Above Corneal Events (KVA Scale)(At 3 months, 6 months, 9 months and 12 months)
  • Toxicity Index (TI)(Up to 152 weeks)
  • Duration of Corneal Events of Grade 2 or Above(Up to 152 weeks)
  • Percentage of Time on Study With Grade 2 or Above Corneal Events(Up to 152 weeks)
  • Number of Participants With Change in Best Corrected Visual Acuity Test (BCVA) Scores(Baseline (Day 1) and up to 152 weeks)
  • Objective Response Rate (ORR)(Up to 152 weeks)
  • Percentage of Participants With a Confirmed VGPR or Better (i.e., VGPR, CR, and sCR)(Up to 152 weeks)
  • Time to Response (TTR)(Up to 152 weeks)
  • Duration of Response (DoR)(Up to 152 weeks)
  • Time to Progression (TTP)(Up to 152 weeks)
  • Progression Free Survival (PFS)(Up to 152 weeks)
  • Overall Survival (OS)(Up to 152 weeks)
  • Titers of ADAs Against Belantamab Mafodotin(Up to 152 weeks)
  • Percentage of Participants With AEs(Up to 152 weeks)
  • Percentage of Participants Requiring Dose Reduction, Dose Interruption/Delay, Permanent Treatment Discontinuation Due to Any AEs(Up to 152 weeks)
  • Number of Participants With Worst-Case Hematology Results by Maximum Grade Increase Post-Baseline Relative to Baseline(Up to 152 weeks)
  • Number of Participants With Worst-Case Clinical Chemistry Results by Maximum Grade Increase Post-Baseline Relative to Baseline(Up to 152 weeks)
  • Number of Participants With Post-baseline Positive Anti-drug Antibodies (ADAs) Against Belantamab Mafodotin(Baseline (Day 1) and up to 152 weeks)
  • Maximum Observed Concentration (Cmax) for Belantamab Mafodotin Antibody-drug Conjugate (ADC)(Cycle(C)1 Day(D) 1 Pre-dose, End of Infusion (EOI), Start of Infusion (SOI) + 2 hours (H); C1D2 SOI+24H; C1D4; C1D8-15)
  • Concentration at 21 Days for Belantamab Mafodotin ADC(At 21 days)
  • Average Concentration Over 21 Days (Cavg) for Belantamab Mafodotin ADC(C1 D1 Pre-dose, EOI, SOI + 2H; C1D2 SOI+24H; C1D4; C1D8-15, D21)
  • Area Under the Concentration-time Curve (AUC) (0-504h) of Belantamab Mafodotin ADC(C1 D1 Pre-dose, EOI, SOI + 2H; C1D2 SOI+24H; C1D4; C1D8-15, D21)
  • Clearance (CL) for Belantamab Mafodotin ADC(C1 D1 Pre-dose, EOI, SOI + 2H; C1D2 SOI+24H; C1D4; C1D8-15)
  • Half-life (t1/2) of Belantamab Mafodotin ADC(C1 D1 Pre-dose, EOI, SOI + 2H; C1D2 SOI+24H; C1D4; C1D8-15)
  • Steady-state Volume of Distribution (Vss) for Belantamab Mafodotin ADC(C1 D1 Pre-dose, EOI, SOI + 2H; C1D2 SOI+24H; C1D4; C1D8-15)

研究者

申办方类型
Industry
责任方
Sponsor

研究点 (77)

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