一个基于生理学的生物制药建模 (PBBM) 框架来表征配方依赖的食物效应:为伊特拉可纳无形固体分散的养状态虚拟BE研究铺平道路
Niklas Rudolph1, Nitin Charbe2, David Plano1
1Fraunhofer Institute for Translational Medicine and Pharmacology ITMP, Frankfurt am Main, Germany.
概括
基于生理学的生物制药建模 (PBBM) 准确地预测了在和禁食状态下两个无形固体分散 (ASD) 之间的伊特拉可纳 (ITRA) 吸收差异. 这种方法有助于理解配方特定的食品影响和生物等价性评估.
科学领域:
- 药物动力学和生物制药学
- 药物开发中的计算建模.
- 胃肠道生理学和药物吸收
背景情况:
- 无形固体分散 (ASDs) 对于改善易溶性药物如伊特拉可纳 (ITRA) 的生物可用性至关重要.
- 了解食物的影响和生理变异 (例如,低水) 对于预测药物性能至关重要.
- 基于生理学的生物制药建模 (PBBM) 提供了一种机械方法来模拟药物吸收.
研究的目的:
- 评估PBBM在描述两种ITRAASD (Sempera®和Tolsura®) 临床表现方面的预测能力.
- 探索配方特定的食物相互作用和低水对ITRA吸收的影响.
- 评估PBBM在生物等价性 (BE) 研究中的有用性,特别是在食条件下和胃酸降低的患者中.
主要方法:
- 对ITRA ASD进行体外生物制药测试,包括在禁食和食条件下进行溶解性和溶解性研究.
- 开发和应用一个循序渐进的机械解卷-重卷 PBBM 方法.
- 将体外数据和生理参数集成到 PBBM 中,以预测口服药物吸收和可变性.
主要成果:
- 在Sempera®和Tolsura®ASD之间观察到溶解形状的显著差异.
- PBBM成功预测了食物和降酸剂 (ARA) 对ITRA口服吸收的影响.
- 该模型准确地捕捉了配方特定的食物效应,预测了Sempera®的积极效应和Tolsura®的负面效应,以及受试者之间的变化.
结论:
- PBBM是一个强大的工具,用于预测ITRA ASDs的临床表现,并了解配方特定的食物相互作用.
- 这种建模方法可以准确地解释胃肠道生理学,并预测药物吸收的变化.
- 该研究支持使用PBBM来简化药物开发,并为生物等价性评估提供信息,特别是在养状态和低水族群中.
关键词:
个体之间的变化.食物对食物的影响开发通用药物的开发.过化的水化合物是什么?在体外评估生物制药的评估.这种药物是伊特拉可纳.美国的 PBBM PBBM制定监管决策的过程这就是Sempera®.这就是Tolsura®的特点.更多相关视频
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