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在长期间歇性脏替代疗法期间,在两名患有败血性休克的患者中,塞菲德罗科尔的药理动力学
Julius J Schmidt1, Julia Hagemann2, Uta Hillebrand1
1Department of Nephrology and Hypertension, Hannover Medical School, Hannover, Germany.
The Journal of antimicrobial chemotherapy
|January 30, 2026
概括
在长期间歇性置换疗法 (PIKRT) 期间,Cefiderocol显著清除,需要调整剂量. 病原体吸附剂Seraph 100不会影响 cefiderocol 的水平,这表明不需要对其剂量进行修改.
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.
- 传染性疾病 传染性疾病
背景情况:
- 塞菲德罗科尔是一种新型的 siderophore cephalosporin,用于治疗阴性细菌感染.
- 在替代疗法期间,对Cefiderocol存在有限的药理动力学数据.
- 长期间歇性置换疗法 (PIKRT) 和病原体吸附剂 (Seraph 100) 的使用需要特定的剂量指导.
研究的目的:
- 在PIKRT和Seraph 100输血过程中评估 cefiderocol的药理动力学.
- 为了确定这些体外疗法的对 cefiderocol 消除的影响.
- 为了在患有功能障碍的重症患者中提供 cefiderocol 剂量策略的信息.
主要方法:
- 在接受PIKRT和Seraph 100输血的两名危急病患者的药理动力学分析.
- 在血和透析液中使用液态染色学-并联质谱法量化德醇的量化.
- 化器清除率的计算和Seraph 100清除率的评估.
主要成果:
- 中位数的 cefiderocol 透析器清除值为 80.94 mL/分钟.
- 赛拉夫100显示了可以忽略不计的塞菲德罗科尔清除 (-1.8毫升/分钟).
- 在PIKRT期间,发生了显著的塞菲德罗科尔清除 (40-68%的剂量).
结论:
- 塞菲德罗科尔在很大程度上被PIKRT消除,需要潜在的剂量调整.
- 用Seraph 100进行血输并不会显著影响 cefiderocol 的水平.
- 强化PIKRT可能需要与正常功能患者使用的剂量相似的塞菲德罗科尔剂量,以避免剂量不足.
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