一个全面的讨论分析方法的开发和验证USP类型-IV溶解方法的德克萨米他在一个组合眼科悬浮与povidone-的
Likhit Mandal1, Dr Praveen Kumar Vemuri2
1Department of Analytical Research, Hetero Labs Ltd, Hyderabad 500055, Telangana, India; Department of Pharmacy, Koneru Lakshmaiah Education Foundation, Guntur 522502, Andhra Pradesh, India.
Journal of pharmaceutical sciences
|January 17, 2026
概括
这项研究开发了一种验证的溶解方法,用于眼科悬浮中的德克萨米他. 这种新方法确保了药物释放的一致性,这对于有效的眼疗法和监管批准至关重要.
科学领域:
- 眼科医生 眼科 眼科
- 制药科学 制药科学
- 分析化学 分析化学
背景情况:
- 抗菌素耐药性需要超越抗生素的新型眼疗法.
- 波维- (PVP-I) 和德甲的组合提供了广泛的抗菌和抗炎功效.
- 在体外溶解测试对于眼科悬浮质量控制和监管提交至关重要.
研究的目的:
- 开发和验证USP类型IV流通溶解方法,用于PVP-I/德克萨米眼科悬浮中的德克萨米.
- 评估从眼科悬浮液中释放的德克萨米他的体外释放特征.
- 建立一个可靠的方法来优化配方和质量保证.
主要方法:
- 使用了USP Type-IV流通溶解装置,采用闭环配置.
- 采用酸盐缓冲剂 (pH 7.4) 用0.1%的β-环氧化作为溶解介质.
- 在ACE Excel-5 C8柱上使用高性能液体染色学 (HPLC) 进行了甲的分离和定量.
主要成果:
- 开发的方法表现出极好的线性 (r2 > 0.999),精度 (%RSD < 2.0),以及准确性 (98.5-101.5%).
- 该方法在配方变化方面具有歧视性,并显示出高达72小时的良好溶液稳定性.
- 溶解测试成功地特征化了从眼科悬浮液中释放的德克萨米他.
结论:
- 在PVP-I/德克萨米他眼科悬浮中为德克萨米他建立了一种强大且经过验证的USP Type-IV溶解方法.
- 该方法适用于常规质量控制,稳定性测试和支持监管生物豁免.
- 经过验证的方法有助于确保这种有前途的眼科配方的治疗一致性.
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