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临床试验/2024-512269-14-00
2024-512269-14-00
进行中(未招募)
3 期

MEthotrexate versus TOcilizumab for treatment of GIant cell Arteritis: a multicenter, randomized, controlled trial

Centre Hospitalier Universitaire De Dijon34 个研究点 分布在 1 个国家目标入组 230 人开始时间: 2024年3月20日最近更新:

概览

阶段
3 期
状态
进行中(未招募)
入组人数
230
试验地点
34
主要终点
Percentage of patients alive without relapse after initial remission or deviation from the scheduled regimen of prednisone at week 78 (W78).

概览

简要总结

To compare the efficacy of 52 weeks of MTX versus that of 52 weeks of TCZ for the treatment of GCA, after 78 weeks of follow-up.

入排标准

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

入选标准

  • Written consent
  • Affiliation to a social security system
  • Diagnosis of GCA, as defined by the revised GCA diagnosis criteria : Age ≥50 years at disease onset / AND History of erythrocyte sedimentation rate (ESR) ≥50 mm/h OR CRP≥20 mg/L (not mandatory if TAB is positive: see below) / AND At least one of the following: unequivocal cranial symptoms of GCA (new onset headache, scalp tenderness, jaw claudication, temporal artery abnormality, ischemia-related vision loss) OR unequivocal symptoms of polymyalgia rheumatica (PMR) / AND At least one of the following: Temporal artery biopsy (TAB) compatible with the diagnosis of GCA (non-necrotizing vasculitis with a predominance of mononuclear cell infiltration or granulomatous inflammation, usually with multinucleated giant cells) OR Evidence of large vessel vasculitis (aorta and/or epiaortic arteries) : (angio-CT or angio-MRI: thickened arterial wall (≥2mm for the aorta and ≥1mm for epiaortic arteries) and/or contrast-enhanced arteries in T1-weighted sequences) - (PET scan: grade 3 tracer uptake of the arterial wall (grade 3 = arterial SUVmax superior to the SUVmax of the liver))
  • Active GCA within 6 weeks before randomization. Active GCA is defined by ESR ≥30 mm/h or CRP ≥10 mg/L and at least one of the following: ≥1 unequivocal cranial symptom(s) of GCA (new onset localized headache, scalp or temporal artery tenderness, ischemia-related vision loss, or otherwise unexplained mouth or jaw pain upon mastication) / ≥1 unequivocal symptom(s) of PMR, defined as shoulder and/or hip girdle pain associated with inflammatory stiffness / any other feature(s) judged by the clinical investigator to be consistent with GCA or PMR flares

排除标准

  • Uncontrolled psychotic state
  • History of stem cell or organ transplantation (except corneas performed more than 3 months prior inclusion)
  • Primary or secondary immunodeficiency
  • Hypersensitivity to methotrexate or tocilizumab, one of its excipients or another human or murine monoclonal antibody
  • History of diverticulitis, inflammatory bowel disease, or other symptomatic gastrointestinal tract condition that might predispose to bowel perforation
  • Patient refusing to sign methotrexate safety contract
  • Prior treatment with any of the following: Tocilizumab or methotrexate within 12 weeks before inclusion - Treatment with rituximab or other anti-CD20 agent within one year before inclusion - Treatment with cyclophosphamide within one year before inclusion - Hydroxychloroquine, cyclosporine A, dapsone, azathioprine, mycophenolate mofetil or janus kinase inhibitors within 4 weeks before inclusion - Tumor necrosis factor inhibitors within 8 weeks (infliximab) or 2 weeks (adalimumab or etanercept) before inclusion - Anakinra within 1 week before inclusion
  • Long-term systemic glucocorticoid therapy ((except dermocorticoids and inhaled corticoids) for other conditions than GCA or PMR
  • Patient with ≥3 prior glucocorticoid systematic therapies for another disease than GCA or PMR within the 6 months before inclusion
  • Long-term treatment with sulfamethoxazole/trimethoprim (Bactrim®)

结局指标

主要结局

Percentage of patients alive without relapse after initial remission or deviation from the scheduled regimen of prednisone at week 78 (W78).

Percentage of patients alive without relapse after initial remission or deviation from the scheduled regimen of prednisone at week 78 (W78).

次要结局

  • Percentage of patients alive without relapse after initial remission or deviation from the scheduled regimen of prednisone at W52 and 104
  • Number of patients needed to treat to avoid 1 relapse at W52, 78 and 104, and will be calculated as 1/ absolute risk reduction, that is the difference between the relapse rate in TCZ group and the relapse rate in the MTX group.
  • Percentage of patients in remission without prednisone at W52, 78, 104 and 156
  • Percentage of patients in remission with prednisone ≤5 mg/day at W52, 78, 104 and 156
  • Cumulative dose of prednisone at W52, 78, 104 and 156
  • Quality of life measured by HAQ and SF36 at W 28, 52, 104 and 156
  • Tiredness measured by FACIT-Fatigue at W28, 52, 104 and 156
  • Time to relapse or deviation from the scheduled regimen of prednisone
  • Frequency and type of side effects within 3 years after inclusion
  • Frequency of GCrelated side effects within 3 years after inclusion
  • Incremental costs between the two strategies at W52 and W78
  • Marginal costs of both strategies between W52 and W78
  • Percentage of Th1 (CD4+IFN-γ+), Th17 (CD4+IL-17+) and Treg (CD4+CD25highFoxP3+) cells among total CD4+ T cells and levels of expression of IL-6R and Gp130 by CD4+ T cells, measured by flow cytometry at W0, W12, W28, W52, W78 and in case of relapse (limited to 5 centers)
  • Serum concentrations of IL-6, soluble IL-6R and soluble gp130 by Luminex at W0, W12, W28, W52, W78 and in case of relapse.

研究者

申办方类型
Hospital/Clinic/Other health care facility
责任方
Principal Investigator
主要研究者

Chef de Projet Recherche

Scientific

Centre Hospitalier Universitaire De Dijon

研究点 (34)

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