确定万科米辛脏毒性值,并评估血液病患者的目标实现情况
Sherilyn Wong1, Philip R Selby1,2,3, Stephanie E Reuter1
1UniSA Clinical and Health Sciences, University of South Australia, Adelaide, South Australia, Australia.
Pharmacology research & perspectives
|June 28, 2024
概括
血液病患者的万科米辛低谷监测导致急性损伤 (AKI) 率高. 转向曲线下面面积 (AUC) 监测可以优化万科米辛的剂量并降低毒性.
科学领域:
- 药理学 药理学是指药理学的学科.
- 腎臟病學 (nephrology) 是一種醫學專業.
- 血液学 血液学 血液学
背景情况:
- 传统上,万科米辛治疗药物监测 (TDM) 依赖于最低度,尽管建议采用基于曲线下面积 (AUC) 的方法.
- 血液病患者面临高温素诱导毒性风险,但缺乏明确的毒性值.
- 目前以低谷为基础的TDM可能无法在高风险人群中充分平衡香草素的有效性和安全性.
研究的目的:
- 评估基于低谷的TDM对血液病患者急性损伤 (AKI) 发生率的影响.
- 建立一个特定的万科米辛脏毒性值.
- 通过基于AUC的指标来确定血液病患者中达到康胺暴露目标的比例.
主要方法:
- 对100名接受Vancomycin的成年血液病患者进行了回顾性分析.
- 基于血清肌素的AKI确定;使用贝叶斯分析估计的药理动力学参数.
- 接收器运行特征 (ROC) 曲线分析以确定AKI预测因素并确定毒性值.
主要成果:
- 在研究队列中,AKI发病率为37%.
- 最大AUC24为644mg·h/L预测AKI;29%的治疗疗程在第4天表现出超治疗性暴露.
- 只有62%的患者达到目标AUC24暴露,支持400-650 mg·h/L (AUC24/MIC) 的治疗范围.
结论:
- 高的AKI率凸显了目前在血液病患者中与万科米辛TDM实践相关的风险.
- 建议采用基于AUC24的方法,目标范围为400-650毫克·小时/升,以优化疗效并最大限度地降低毒性.
- 过渡到基于AUC的TDM对于改善这种脆弱人群的临床结果和患者安全至关重要.
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