对于眼科药物候选药物的快速固体形式风险评估工作流程
1Small Molecule Drug Product Development, Development Sciences, Irvine, CA, USA.
Drug development and industrial pharmacy
|June 12, 2023
概括
本研究提出了一种节约材料的形式风险评估 (FRA) 工作流程,以快速选眼科药物候选物的固体形式,有效地识别稳定的多态.
科学领域:
- 制药科学 制药科学
- 固态化学 固态化学
- 药物开发 药物开发
背景情况:
- 早期识别晶体形式对于减少药物发现下游开发风险至关重要.
- 早期优化固态格局可以防止昂贵的后期故障.
研究的目的:
- 引入和验证一种节约材料的形式风险评估 (FRA) 工作流程,以快速对眼科药物候选物的固体形式选.
- 评估工作流在发现多态体和识别使用最小药物物质的热力学稳定形式的能力.
主要方法:
- 评估了9种模型化合物和10种眼科候选药物,使用350毫克的药物物质.
- 综合动力溶解性选,温度循环化 (热循环),冷却和蒸发结晶方法.
- 采用X射线粉体衍光测量 (XRPD) 用于固体形式的识别.
主要成果:
- 成功生成了模型化合物的多个晶体形式,证明了工作流的潜力,揭示了多态趋势.
- 确定温度循环泥作为捕获热力学稳定的形式的最有效方法.
- 与眼科化合物候选人取得了令人满意的结果,证实了工作流的适用性.
结论:
- 开发的FRA工作流是一种材料节约的方法,适用于发现阶段的化合物,特别是眼科配方.
- 工作流可以在2-3周内有效地发现多态和稳定的晶体形式.
- 这种方法显著降低了材料要求,并加速了药物开发早期的固体形式选.
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