在儿科患者中对埃斯基塔洛普拉姆和塞特拉林人口的药动力学分析
Ethan A Poweleit1,2,3,4, Zachary L Taylor4, Tomoyuki Mizuno4,5
1Division of Biomedical Informatics, Cincinnati Children's Hospital Medical Center, Cincinnati, OH, USA.
这项研究分析了埃斯基塔洛普拉姆和塞特拉林在儿童中的药理动力学 (PK). CYP2C19表型显著影响药物暴露,建议对低代谢剂进行剂量调整,以优化焦虑和抑郁症的治疗.
科学领域:
- 药理学 药理学是指药理学的学科.
- 儿科医学 儿科医学
- 遗传学 遗传学 是一个
背景情况:
- 埃斯基塔洛普拉姆和塞特拉林通常用于治疗儿科焦虑和抑郁症.
- 对于这些药物在儿科群体中的药理动力学数据有限.
- 了解儿童的药物变异性对于安全有效的治疗至关重要.
研究的目的:
- 在儿科患者中对埃斯基塔洛普拉姆和塞特拉林进行人口药理动力学 (PK) 分析.
- 确定影响药物暴露的人口,临床和药物遗传因素.
- 为了比较儿科PK档案与成人治疗范围.
主要方法:
- 使用NONMEM对5-18岁精神病医院住院儿童的数据进行人口PK分析.
- 从电子健康记录和机会性抽样中提取的数据.
- 使用MwPharm++模拟的度-时间概况来评估共变效应.
主要成果:
- CYP2C19表型和抑制剂显著影响了埃斯基塔洛普拉姆和塞特拉林的清除.
- 较差的CYP2C19代谢剂显示药物度显著更高 (埃斯基塔洛普拉姆的3.98倍,塞特拉林的3.23倍).
- 基于模型的模拟表明,对于较差的代谢剂,应降低剂量 (50-75%的埃斯基塔洛普拉姆,25-50%的塞特拉林).
结论:
- 这是对埃斯基塔洛普拉姆和塞特拉林的最大的儿科群体PK分析.
- 观察到显著的PK变异性,主要由CYP2C19表型解释.
- 降低较慢的CYP2C19代谢器的剂量可能有利于使药物暴露正常化.
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