PH-responsive double-drug sustained-release particles

The invention belongs to the field of drug sustained-release body materials, and particularly relates to pH-responsive double-drug sustained-release body particles and a preparation method thereof. The pH-responsive double-drug sustained-release particles are PDBA modified mesoporous hydroxyapatite...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: LIAO XIUPING, WANG JING, ZHANG YIJIE, XIANG YANG, ZHENG JIANNAN, MEI DAN, MA KUI
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The invention belongs to the field of drug sustained-release body materials, and particularly relates to pH-responsive double-drug sustained-release body particles and a preparation method thereof. The pH-responsive double-drug sustained-release particles are PDBA modified mesoporous hydroxyapatite loaded with enoxacin and simvastatin, and by grafting PDBA, the control on drug loading and release in different pH environments is realized. 本发明属于药物缓释体材料领域,具体涉及一种pH响应性双药物缓释体颗粒及其制备方法。所述pH响应性双药物缓释体颗粒是一种负载了依诺沙星和辛伐他汀的PDBA修饰的介孔羟基磷灰石,通过接枝PDBA,实现了在不同pH环境下对药物负载和释放的控制。