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制药强制降解 (压力测试) 终点:科学理由和行业视角
Todd Zelesky1, Steven W Baertschi2, Chris Foti3
1Analytical Research & Development, Pfizer Inc., Eastern Point Road, Groton, CT 06340, USA.
Journal of pharmaceutical sciences
|September 10, 2023
概括
药物开发的强制降解研究需要明确的终点. 这项研究提出了对药物物质 (DS) 和药物产品 (DP) 的双终点分类系统,以确保适当的应力测试和稳定性评估.
科学领域:
- 制药科学 制药科学
- 分析化学 分析化学
- 药物开发 药物开发
背景情况:
- 强制降解研究对于评估药物稳定性和验证分析方法至关重要.
- 当前的科学文献和监管指南缺乏关于适当的压力测试终点的明确性.
- 确定足够的压力并证明药物物质 (DS) 或药物产品 (DP) 是"稳定的"仍然是模两可的.
研究的目的:
- 解决强制降解研究中定义适当终点的模两可.
- 为药物降解提出一个标准化,双终点分类系统.
- 在监管提交中提供强制降解压力条件和终点的最佳实践.
主要方法:
- 审查科学文献和关于强制退化的监管指南.
- 来自十家制药公司的综合强制降解数据集的分析 (Campbell等人,2022).
- 基于实验数据和文献综述的两个终点分类的开发.
主要成果:
- 一个拟议的两种终点分类:总降解目标的%或指定的应激水平.
- 实验数据支持对反应性药物和稳定药物的建议终点.
- 该研究为小分子DS和DP强制降解提供了综合参考.
结论:
- 拟议的双终点系统澄清了药物开发的压力测试标准.
- 通过标准化强制降解终点证明来支持监管提交.
- 促进严格但合理的压力条件,避免过度极端的测试.
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