在早期显现的亨廷顿病中使用皮多匹丁:一项第三阶段试验
Ralf Reilmann1, Andrew Feigin2, Anne E Rosser3,4
1George Huntington Institute (GHI), Muenster, Germany. ralf.reilmann@ghi-muenster.de.
Nature medicine
|September 5, 2025
概括
在PROOF-HD研究中发现,普里多匹丁不符合治疗亨廷顿病的主要终点.
科学领域:
- 神经退行性疾病
- 临床药理学
- 神经科学研究
背景情况:
- 亨廷顿病 (HD) 是一种罕见的遗传性神经退行性疾病,
- 目前的HD治疗方法主要集中在治疗症状, 而不是改变疾病.
- 针对HD的潜在病理有很大的医疗需求尚未得到满足.
研究的目的:
- 在患有亨廷顿病的患者中评估选择性Sigma- 1受体激动剂普里多匹丁的疗效和安全性.
- 评估 pridopidine 对功能能力和整体疾病进展的影响.
- 在HD患者中确定普里多匹丁的安全性和耐受性.
主要方法:
- 这项PROOF- HD研究是一项3期随机,双盲,安慰剂控制的临床试验.
- 参与者接受了65周的普里多或安慰剂治疗.
- 主要终点包括总功能能力 (TFC) 和复合统一亨廷顿病评分表 (cUHDRS) 的变化.
主要成果:
- 这项研究未达到对整体人群的初级和关键二级终点.
- 在 pridopidine 和安慰剂组之间没有观察到TFC或cUHDRS得分的统计学意义上的差异.
- 对不服用抗多巴胺药物的参与者的小组分析显示,在多项措施中有利于普里多匹丁的趋势.
结论:
- 虽然普里多匹丁不符合主要终点,但在HD患者中显示出良好的安全性和耐受性.
- 可能需要在特定的子组进行进一步的研究,例如那些没有同时接受抗多巴胺疗法的人.
- 普里多匹丁可以作为亨廷顿病的未来治疗选择, 解决严重的未满足需求.
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