米里基祖马布作为性结肠炎的诱导和维持疗法
Geert D'Haens1, Marla Dubinsky1, Taku Kobayashi1
1From the Department of Gastroenterology and Hepatology, Amsterdam University Medical Centers, Amsterdam (G.D.); Dr. Henry D. Janowitz Division of Gastroenterology, Icahn School of Medicine at Mount Sinai, New York (M.D., B.E.S.); the Center for Advanced IBD Research and Treatment, Kitasato University, Kitasato Institute Hospital, Tokyo (T.K.); Guy's Hospital, St. Thomas' Hospital, and the School of Immunology and Microbial Sciences, King's College London - all in London (P.M.I.); Research Institute for IBD-HaFCED, Hamburg, Germany (S.H.); Riga Stradins University, Riga, Latvia (J.P.); Eli Lilly, Indianapolis (K.K., J.L., X.L., T.L., J.M., N.M., V.A., C.M.); and the University of California San Diego, La Jolla (W.S.).
米里基祖马布 (Mirikizumab) 是一种联素-23抑制剂,通过诱导和维持缓解,有效治疗性结肠炎. 虽然通常是安全的,但有些患者患有感染或癌症,需要仔细监测.
科学领域:
- 胃肠道学和免疫学
- 药理学和治疗干预措施.
背景情况:
- 性结肠炎 (UC) 是一种慢性炎症性肠病.
- 互乐金-23 (IL-23) 是一种关键的细胞因子,与UC病原发生有关.
- 米里基祖马布是一种新型的p19定向抗体,向IL-23.
研究的目的:
- 评估mirikizumab在患有中度至重度活跃性结肠炎的成年人中的疗效和安全性.
- 评估mirikizumab诱导和维持临床缓解的能力.
- 调查二次终点,包括临床反应和内镜缓解.
主要方法:
- 两个随机,双盲,安慰剂控制的第三阶段试验 (LUCENT-1和LUCENT-2).
- 诱导阶段:Mirikizumab (300 mg IV q4w) 与安慰剂对比12周.
- 维持阶段:受试者接受了Mirikizumab (200 mg SC q4w) 与安慰剂相比,持续40周.
- 主要终点:12周 (诱导) 和40周 (维持) 的临床缓解.
主要成果:
- 在第12周 (24.2%对13.3%) 和第40周 (49.9%对25.1%) 的mirikizumab与安慰剂的临床缓解率显著更高.
- 所有主要的次要终点,包括临床反应和内镜缓解,都得到满足.
- 鼻炎和关节痛是更频繁的不良事件;机会性感染和癌症发生在小部分患者中.
结论:
- 与安慰剂相比,Mirikizumab在诱导和维持中度至严重性结肠炎的缓解方面表现出更高的疗效.
- 安全性概况显示严重不良事件的发病率很低,如机会性感染和癌症.
- 米里基祖马布代表了治疗性结肠炎的有前途的治疗选择.
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