轻度至中度肝功能障碍对瓦莱梅托斯塔特药理动学的影响:一项开放式标签I期研究
Masaya Tachibana1, Thuy Vu Craveiro2, Thomas C Marbury3
1Quantitative Clinical Pharmacology Department, Daiichi Sankyo Co., Ltd, Tokyo, Japan.
Clinical pharmacology in drug development
|May 14, 2025
概括
作为EZH2/EZH1抑制剂的瓦莱梅托斯酸盐在患有轻度至中度肝功能障碍的患者中没有显著的安全问题. 对于这些患者,不建议进行剂量调整.
科学领域:
- 药理学 药理学是指药理学的学科.
- 在瘤学瘤学.
- 肝病学 肝病学是一种肝病学.
背景情况:
- 瓦莱梅托斯酸盐是针对特定T细胞淋巴瘤的增强体同类 (EZH) 2和EZH1的批准双重抑制剂.
- 了解肝病患者药物的行为对于安全有效的治疗至关重要.
研究的目的:
- 在肝功能障碍 (HI) 患者中评估单次口服瓦莱梅托斯塔特剂的药理动力学和安全性.
- 将轻度和中度HI的参与者与正常肝功能 (HF) 的参与者之间的药物暴露进行比较.
主要方法:
- 一期,开放性研究,涉及24名参与者,分为三个队列:轻度HI (n=8),中度HI (n=8),健康对照 (n=8).
- 使用一次50毫克口服剂量的valemetostat.
- 评估总和未结合的valemetostat度和安全概况.
主要成果:
- 与正常HF相比,valemetostat总暴露在轻度HI中降低了23%,在中度HI中降低了35%.
- 未结合的瓦莱米托斯暴露显示轻度HI降低了19%,中度HI增加了15%.
- 在所有队列中都没有报告与治疗相关的不良事件.
结论:
- 在患有轻度至中度肝功能障碍的患者中,valemetostat表现出改变的药理动力学.
- 安全性概况有利,没有观察到与治疗相关的不良事件.
- 对于患有轻度至中度肝功能障碍的患者,不需要调整valemetostat的剂量.
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