菲奥克斯3:内多西兰在患有1型原发性高氧化患者的长期安全性和有效性
John C Lieske1, Gema Ariceta2, Jaap W Groothoff3
1Mayo Clinic, Rochester, Minnesota, USA.
Kidney international reports
|July 9, 2025
概括
针对1型原发性高氧化尿症 (PH1) 的内多西兰治疗证明了长期的安全性和有效性. 这种RNA干扰治疗显著降低了尿液中氧化酸盐水平和结石事件,在三年内保持了稳定的功能.
科学领域:
- 腎臟病學 (nephrology) 是一種醫學.
- 遗传学 遗传学 是一个
- 药理学 药理学是指药理学的学科.
背景情况:
- 初级高氧化尿1型 (PH1) 是一种罕见的遗传疾病,导致过度的氧酸盐产生,导致严重的损伤和全身并发症.
- 目前PH1的治疗方法有限,强调需要有效的治疗选择.
研究的目的:
- 评估尼多西兰的长期安全性和疗效,一种RNA干扰疗法,在PH1.1患者中.
- 评估内多西兰对PH1患者队列尿液中氧酸盐分泌,功能和临床结果的影响.
主要方法:
- 一项开放式扩展试验 (PHYOX3) 分析了40名PH1患者的数据,这些参与者先前参加了PHYOX1和PHYOX2研究.
- 通过估计的淋巴细胞过率 (eGFR),24小时尿液中酸盐 (Uox) 排泄和结石事件 (KSEs) 来衡量有效性.
- 在长达42个月的治疗期间,通过不良事件 (AE) 监测安全性.
主要成果:
- 尼多西兰治疗导致从第4个月到第42个月的平均24小时Uox分泌量持续下降超过60%.
- 与基线相比,年化结石事件发生率下降了50%.
- 在整个研究期间,平均eGFR保持稳定,在每1.73 m2的范围内从71.1到81.5毫升/分钟.
- 治疗一般耐受良好,最常见的非严重的副作用是注射部位反应.
结论:
- 尼多西兰是一种耐受性良好的PH1治疗方法,有效减少尿氧酸和结石的形成.
- 在PH1.1患者中,长期服用内多西兰可以维持稳定的功能.
- 这项研究支持内多西兰作为一种有前途的治疗方案来管理PH1.
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