一个单剂量,随机化,交叉生物等价性研究,Levamlodipine Besilate片在健康受试者中进行
Qiaohuan Deng1, Debin Yang2, Yang Cheng1
1Phase I Clinical Trial Laboratory, Affiliated Hospital to Changchun University of Chinese Medicine, Changchun, China.
在禁食和食条件下,Levamlodipine在健康的中国受试者中与参考药物具有生物等价性. 这一第一阶段试验证实了勒瓦姆洛迪平的相似的药理学参数和安全性概况,支持其临床使用.
科学领域:
- 药理学 药理学是指药理学的学科.
- 临床药房 临床药房
- 药物开发 药物开发
背景情况:
- 勒瓦姆洛迪平是阿姆洛迪平的左旋反体,与赛血混合物相比,它表现出增强的抗高血压作用.
- 确定生物等价性和安全性对于临床采用新药配方至关重要.
研究的目的:
- 在健康的中国受试者中,对测试的勒瓦姆洛迪宾配方与参考的阿姆洛迪宾产品进行生物同等性和安全性的评估.
- 为了为levamlodipine的临床应用提供基础.
主要方法:
- 一个第一阶段,开放标签,随机化,交叉生物等价性试验,涉及26名健康的中国人.
- 在禁食和食条件下服用2.5毫克的测试勒瓦姆洛迪平和5毫克的参考阿姆洛迪平.
- 状液体染色学-并联质谱学 (LC-MS/MS) 用于量化 (S) -阿姆洛迪平度.
主要成果:
- 在禁食条件下,Cmax,AUC0-t和AUC0-∞的90%置信区间在80-125%范围内,表明生物等价性.
- 在养条件下,药理动力学参数的几何平均比率也符合生物等价性标准 (80-125%).
- 无论是试验药物还是参考药物,在整个研究过程中都显示出良好的安全性和耐受性概况.
结论:
- 在健康的中国受试者中,levamlodipine与参考的amlodipine具有生物等价性,不论是食还是禁食状态.
- 测试Levamlodipine的药理学概况和安全性与参考药物相当.
- 这些发现支持使用莱瓦姆洛迪平作为治疗上相当于阿姆洛迪平的替代品.
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