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万古霉素的群体药动学研究 被引量:2

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摘要 目的研究万古霉素在革兰氏阳性菌感染患者中的群体药动学(PPK),指导临床合理用药。方法通过监测103个被诊断为革兰氏阳性菌感染患者的血清浓度,同时考虑患者的年龄、性别、身高及合并用药,以非线性混合效应模型(NONMEM)程序,按照线性二房室模型,建立并验证万古霉素PPK模型,根据患者的PPK模型参数制定个体化给药方案。结果最终模型中,万古霉素的清除率CL(L/h)与肌酐清除率CLCr(mL.min-1)呈线性关系:CL=0.044×CLCr;同时中央室的表观分布容积V1(L)与年龄呈线性相关:V1=0.542×Age;在验证组中,最终模型用于预测万古霉素的血药浓度,所建立的最终模型经验证具有良好稳定性和预测效能。结论肾功能和年龄对去甲万古霉索药动学参数有显著影响;根据上述研究结果可以给相似身体状况的患者制定万古霉素的个体化给药方案。
作者 翁芳娟
出处 《海峡药学》 2013年第7期207-209,共3页 Strait Pharmaceutical Journal
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同被引文献33

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