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临床试验/NCT06967480
NCT06967480招募中不适用

MG-EVOLUTION. Early Ravulizumab Treatment Of Anti- AChR Antibody-Positive Generalized Myasthenia Gravis: A Real-World Study With Biomarker Analysis

Alexion Pharmaceuticals, Inc.23 个研究点 分布在 1 个国家目标入组 40 人开始时间: 2025年7月31日最近更新:
适应症
干预措施
相关药物

试验速览

阶段
不适用
状态
招募中
入组人数
40
试验地点
23
主要终点
Myasthenia Gravis-Activities of Daily Living (MG-ADL) Total Score at Week 50

研究概览

简要总结

The primary objective of the study is to evaluate the effectiveness of Ravulizumab in improving MG-ADL in an early-stage AChR+ gMG population.

研究设计

研究类型
Observational
观察模型
Cohort
时间视角
Prospective

入排标准

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

入选标准

  • Diagnosis of MG confirmed by:
  • History of a positive serologic test for anti-AChR antibodies, and
  • One of the following:
  • History of abnormal neuromuscular transmission test demonstrated by singlefibre electromyography or repetitive nerve stimulation
  • History of positive anticholinesterase test (e.g., edrophonium chloride test); or
  • Patient demonstrated improvement in MG signs on oral cholinesterase inhibitors, as assessed by the treating physician
  • Disease duration from MG onset ≤ 3 years before T-4 (Enrolment);
  • MGFA class IIb to IV;
  • Patient eligible for Ravulizumab treatment based on AIFA reimbursement criteria
  • Vaccination cycle for Neisseria meningitidis completed at least two weeks before Ravulizumab initiation or antibiotics chemoprophylaxis according to the SmPC.

排除标准

  • Patient unable to understand and sign the informed consent
  • Hypersensitivity to the active substance or to any of the excipients of the study product
  • Patient for whom the study product is contraindicated according to SmPC
  • Previous treatment with C5 inhibitors
  • Last rituximab infusion performed < 6 months before T-4 (Enrolment)
  • Last infusion with FcRn blockers performed < 3 months before T-4 (Enrollment)
  • Pregnant or lactating or planning a pregnancy during the study
  • Patient who plan to relocate during the study
  • Patient who are unsure of following the visit schedule
  • Patient unable to complete questionnaires
  • Previous or current participation to other interventional studies

研究组 & 干预措施

Ravulizumab

Participants will receive Ravulizumab until Week 50 ± 14 days after baseline or until discontinuation.

干预措施: Ravulizumab (Drug)

结局指标

主要结局

Myasthenia Gravis-Activities of Daily Living (MG-ADL) Total Score at Week 50

时间窗: Week 50

Change From Baseline in MG-ADL Total Score at Week 50

时间窗: Baseline, Week 50

次要结局

  • MG-ADL Total Score at Weeks 2, 10, and 26(Weeks 2, 10, and 26)
  • Change From Baseline in MG-ADL Total Score at Weeks 2, 10 and 26(Baseline, Weeks 2, 10 and 26)
  • Percentage of Participants With >=2- Point Reduction From Baseline in MG-ADL Total Score at Weeks 2, 10, 26, and 50(Baseline, Weeks 2, 10, 26, and 50)
  • Quantitative Myasthenia Gravis (QMG) Total Score at Weeks 2, 10, 26, and 50(Weeks 2, 10, 26, and 50)
  • Change From Baseline in QMG Total Score at Weeks 2, 10, 26 and 50(Baseline, Weeks 2, 10, 26 and 50)
  • Percentage of Participants With >=3- Point Reduction From Baseline in QMG Total Score at Weeks 2, 10, 26, and 50(Baseline, Weeks 2, 10, 26, and 50)
  • Myasthenia Gravis Composite (MGC) Total Score at Weeks 2, 10, 26, and 50(Weeks 2, 10, 26, and 50)
  • Change From Baseline in MGC Total Score at Weeks 2,10, 26 and 50(Baseline, Weeks 2, 10, 26 and 50)
  • Percentage of Participants With >=3- Point Reduction From Baseline in MGC Total Score at Weeks 2, 10, 26 and 50(Baseline, Weeks 2, 10, 26, and 50)
  • Myasthenia Gravis Quality of Life 15-Item Scale - Revised (MG-QoL15r) Total Score at Weeks 10, 26, and 50(Weeks 10, 26, and 50)
  • Change From Baseline in MG-QoL15r Total Score at Weeks 10, 26 and 50(Baseline, Weeks 10, 26 and 50)
  • Hospital Anxiety and Depression Scale (HADS) Total Score at Weeks 10, 26, and 50(Weeks 10, 26, and 50)
  • Change From Baseline in HADS Total Score at Weeks 10, 26 and 50(Baseline, Weeks 10, 26 and 50)
  • Insomnia Severity Index Scale (ISI) Total Score at Weeks 10, 26, and 50(Weeks 10, 26, and 50)
  • Change From Baseline in ISI Total Score at Weeks 10, 26 and 50(Baseline, Weeks 10, 26 and 50)
  • Pain Visual Analogue Scale (Pain VAS) Total Score at Weeks 2, 10, 26, and 50(Weeks 2, 10, 26, and 50)
  • Change From Baseline in Pain VAS Total Score at Weeks 2, 10, 26 and 50(Baseline, Weeks 2, 10, 26 and 50)
  • Biomarkers analyses (complement system proteins, interleukins and miRNA serum levels)(Baseline, Week 10, 26, and 50)
  • Percentage of Participants With Mean Dose Reduction From Baseline of Corticosteroids and Immunosuppressants (ISTs) Treatment at Weeks 2, 10, 26, and 50(Baseline, Weeks 2, 10, 26, and 50)
  • Percentage of Participants in Different ISTs Status at Baseline, and at Weeks 2, 10, 26, and 50(Baseline, Weeks 2, 10, 26, and 50)
  • Number of Clinical Deterioration Events(Baseline, Weeks 2, 10, 26, and 50)
  • Percentage of Participants With Minimal Symptom Expression at Weeks 2, 10, 26, and 50(Weeks 2, 10, 26, and 50)
  • Institute For Medical Technology Assessment (iMTA) Productivity Cost Questionnaire (iPCQ) Score at Weeks 10, 26, and 50(Weeks 10, 26, and 50)
  • Change From Baseline in iMTA iPCQ Score at Weeks 10, 26 and 50(Baseline, Weeks 10, 26 and 50)

研究者

申办方类型
Industry
责任方
Sponsor

研究点 (23)

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