在接受克洛皮多格雷尔治疗的患者中,CYP2C哈普洛型是否与疗效和出血风险有关?
Lana Ganoci1,2, Jozefina Palić3, Vladimir Trkulja2
1Division of Pharmacogenomics and Therapy Individualization, Department of Laboratory Diagnostics, University Hospital Centre Zagreb, 10000 Zagreb, Croatia.
Genes
|May 25, 2024
概括
CYP2C19基因型影响了克洛皮多格雷尔的新陈代谢,差或中间代谢者面临更高的缺血事件风险. 然而,CYP2C:TG单元型并没有显著改变克洛皮多格雷尔.
科学领域:
- 药物基因组学 药物基因组学
- 临床药理学 临床药理学
- 心血管医学 心血管医学
背景情况:
- 克洛皮多格雷尔的疗效和安全性与CYP2C19代谢有关.
- 低 (PM) 和中等 (IM) CYP2C19代谢剂增加了缺血事件的风险.
- 一种新的CYP2C:TG单元型影响CYP2C19基质代谢.
研究的目的:
- 调查CYP2C:TG单元型对克洛皮多格雷尔疗效和出血风险的影响.
- 分析CYP2C19表型与用克洛皮多格雷尔治疗的临床结果之间的关联.
主要方法:
- 用克洛皮多格雷尔治疗的成年患者 (n=283) 的基因型为CYP2C19 (*2, *17) 和CYP2C:TG单元型.
- 患者被分为CYP2C19代谢器表型 (PM,IM,NM,RM,UM) 的患者.
- 临床结果,包括缺血事件和出血,记录了3-6个月.
主要成果:
- 与NM/RM/UM患者 (13.2-14.8%) 相比,PM/IM患者 (21.6%,21.8%) 的缺血事件发生率在数值上更高.
- 在PM/IM患者 (13.1%) 与其他表型 (16.6-20.5%) 相比,出血事件发生率在数值上较低.
- 在CYP2C:TG单元型中,携带者和非携带者之间的缺血事件率 (14.1%与16.1%) 或出血率 (14.9%与20.1%) 没有显著差异.
结论:
- CYP2C19基因型影响了克洛皮多格雷尔的结果,PM/IM表型显示出更高的缺血事件和更低的出血趋势.
- 该CYP2C:TG单元型并没有对克洛皮多格雷尔的临床疗效或安全产生显著影响.
- 可能需要进一步的研究,以充分阐明复杂基因型在克洛皮多格雷尔反应中的作用.
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