在印度尼西亚结核性脑膜炎患者中,异化物暴露量和乙化剂状态
Vycke Yunivita1, Lindsey Te Brake2, Sofiati Dian3
1Department of Biomedical Sciences, Faculty of Medicine, Universitas Padjadjaran, Bandung, Indonesia; TB Working Group, Research Center for Care and Control of Infectious Diseases, Universitas Padjadjaran, Bandung, Indonesia.
Tuberculosis (Edinburgh, Scotland)
|December 24, 2023
概括
缓慢的乙化剂在结核性脑膜炎 (TBM) 患者中具有较高的异化暴露. 快速乙化剂可能需要更高的药物剂量来有效治疗TBM.
科学领域:
- 药理动力学 药理动力学
- 传染性疾病 传染性疾病
- 药物基因组学 药物基因组学
背景情况:
- 伊索尼亚是第一线抗结核药物.
- 乙化剂状态会影响异化的新陈代谢和疗效.
- 关于结核性脑膜炎 (TBM) 中异化的药理动力学数据有限.
研究的目的:
- 调查乙化剂状态对TBM患者血和脑脊液 (CSF) 中异化物暴露的影响.
- 在ReDEFINe研究队列中,与乙化剂表型相关的异化的药理学特征.
主要方法:
- 来自ReDEFINe研究的48名TBM患者的异化血和CSF度的分析.
- 将患者分为快速 (半衰期<130分钟) 和缓慢 (半衰期>130分钟) 的乙化剂组.
- 在乙化剂组之间比较药物动力学参数,包括AUC0-24和Cmax.
主要成果:
- 与快速乙化剂相比,缓慢乙化剂的AUC0-24 (25.5比10.6毫克/升*小时,p < 0.001) 和Cmax (5.5比3.6毫克/升,p = 0.023) 显著更高.
- 在慢性乙化剂的脑脊液中观察到异化的度升高 (1.9对1.1毫克/升,p=0.008).
- 大约50%的研究人口被归类为快速或缓慢的乙化剂.
结论:
- 乙化剂状态显著影响TBM患者的异化物暴露.
- 缓慢的乙化剂达到更高的全身和CSF异化水平.
- 基于乙化剂状态优化异化剂剂量可能对有效的TBM治疗至关重要,特别是对于快速乙化剂.
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