Ann Pharmacother:阿哌沙班vs利伐沙班的抗Xa因子活性

2017-11-28 何娜 环球医学

2017年10月,发表在《Ann Pharmacother》的一项由美国科学家进行的研究比较了接受阿哌沙班或利伐沙班的患者中抗Xa因子活性。

2017年10月,发表在《Ann Pharmacother》的一项由美国科学家进行的研究比较了接受阿哌沙班或利伐沙班的患者中抗Xa因子活性。

背景:尚未确定监测阿哌沙班和利伐沙班凝血效果的方法。已知血清水平与抗Xa因子活性之间具有线性相关性,r2的范围是0.88~0.99。然而,接受阿哌沙班5 mg每日2次或利伐沙班20 mg每日1次的患者的数据极少。

目的:评价了上述剂量药物的抗Xa因子活性和血清水平的相关性,并比较抗Xa因子活性的谷值。

方法:这是一项单中心前瞻性研究,通过机构评估委员会批准。排除使用不恰当剂量或接受相互作用药物的患者。两种药物均为在给药前0.5至3小时提取血样,阿哌沙班给药后2至3小时、利伐沙班给药后12至16小时提取血样。确定抗Xa因子活性和血清水平,通过回归分析确定相关性。使用t检验比较抗Xa因子活性的谷值。

结果:研究纳入接受每种药物的88例患者。阿哌沙班和利伐沙班的r2值分别为0.79和0.87。阿哌沙班的平均谷抗Xa因子活性的谷值为1.79±0.96 IU/mL,利伐沙班为1.25±0.88 IU(P<0.01)。阿哌沙班和利伐沙班的谷值样本分别在下一剂给药前平均1.3和1.8小时测得(P<0.01)。

结论:抗Xa因子活性与血清水平之间显示出很好的相关性。仍然需要确立这些药物抗Xa因子活性监测的临床适用性以及抗Xa因子活性谷值差异的意义。

原始出处:
Bookstaver DA, Sparks K, Pybus BS,et al.Comparison of Anti-Xa Activity in Patients Receiving Apixaban or Rivaroxaban.Ann Pharmacother. 2017 Oct 1:1060028017738262. doi: 10.1177/1060028017738262. [Epub ahead of print]

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    2019-02-12 1e145228m78(暂无匿称)

    学习了,谢谢作者分享!

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    2018-06-30 jj000001
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    2018-02-17 yb6560

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