在接受脏替代疗法的危急病患者中,美罗和皮佩拉西林/塔扎巴克坦优化了剂量方案
Jason A Roberts1,2,3,4,5, Marta Ulldemolins6, Xin Liu6
1University of Queensland Centre for Clinical Research, Faculty of Medicine, The University of Queensland, Royal Brisbane and Women's Hospital Campus, Herston, Brisbane, Australia. j.roberts@uq.edu.au.
Intensive care medicine
|August 13, 2025
概括
在接受脏替代疗法 (RRT) 的重症患者中,优化美罗和皮佩拉西林/塔扎巴克坦抗生素剂量至关重要. 延长输液和考虑尿液输出有助于达到有效的药物度.
科学领域:
- 药理动力学和药理动力学
- 关键护理医学 关键护理医学
- 传染性疾病 传染性疾病
背景情况:
- 在接受脏替代疗法 (RRT) 的重症患者中,抗生素的剂量因药物清除的改变而复杂.
- 梅洛和皮佩拉西林/塔扎巴克坦是严重感染的必要抗生素,但在RRT期间的最佳剂量仍然不确定.
研究的目的:
- 在接受RRT的重症患者中,制定可通用,优化的美罗和皮佩拉西林/塔扎巴克坦的剂量建议.
- 为了解决影响这种患者群体抗生素疗效的药理学变异性.
主要方法:
- 一项前性,跨国药理动力学研究,涉及300名重症患者,接受各种RRT方式.
- 种群药动力学模型被开发,验证并用于蒙特卡洛模拟,以预测抗生素度.
- 评估了剂量方案,以确定它们是否能够达到针对Enterobacterales和Pseudomonas aeruginosa的治疗性未结合度.
主要成果:
- 梅洛和皮佩拉西林/塔扎巴克坦的剂量要求受到RRT强度,持续时间和患者尿液输出的显著影响.
- 延长或连续输注在较低的每日剂量达到有效抗生素度方面优于短输注.
- 创建了剂量名图,以根据RRT设置,尿液输出和所需的治疗点来指导治疗.
结论:
- 脏替代疗法的强度,持续时间和尿液输出是重症患者梅罗和皮佩拉西林/塔扎巴克坦剂量的关键决定因素.
- 使用延长或连续输液策略可以提高在RRT期间达到有效的抗生素度.
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