CN110946830A - 一种能快速溶解的非诺贝特固体分散制剂及其制备方法 - Google Patents
一种能快速溶解的非诺贝特固体分散制剂及其制备方法 Download PDFInfo
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- A61K9/146—Intimate drug-carrier mixtures characterised by the carrier, e.g. ordered mixtures, adsorbates, solid solutions, eutectica, co-dried, co-solubilised, co-kneaded, co-milled, co-ground products, co-precipitates, co-evaporates, co-extrudates, co-melts; Drug nanoparticles with adsorbed surface modifiers with organic macromolecular compounds
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Abstract
本发明属于药物制备技术领域,涉及一种能快速溶解的非诺贝特固体分散制剂及其制备方法。本发明所述制剂按质量份计,包括50份的非诺贝特、50‑250份的高分子固体分散载体、10份以上的干冰碎末;所述高分子固体分散载体为Poloxamer407、PEG6000、TPGS、
Description
技术领域
本发明属于药物制备技术领域,涉及一种能快速溶解的非诺贝特固体分散制剂及其制备方法。
背景技术
非诺贝特为氯贝丁酯的衍生物,最早于1974年由法国Groupe Fournier SA开发,最早在法国上市,用于降低有潜在心血管疾病风险患者的胆固醇水平。同贝特类药物类似,其能减少低密度脂蛋白(LDL)和极低密度脂蛋白(VLDL)水平,增加高密度脂蛋白(HDL)的水平并降低甘油三酯水平。单独使用或与他汀类药物联合应用,用于高胆固醇血症和高甘油三酯血症的治疗。非诺贝特自上市以来,疗效和耐受性已经得到充分验证,是目前最常用的贝特类之一。
固体分散体是将药物高度分散在合适的载体中,从而实现速释或者缓释的目的。常用的载体包括水溶性、难溶性和肠溶性载体。固体分散技术可显著降低药物粒径、改变其物理状态、抑制其重结晶以及增加其润湿性,因而显著提高难溶性药物的溶出度,在提高难溶性药物溶解度和溶出度方面占有重要的作用和地位。非诺贝特虽具有良好的疗效,但由于其在水中不易溶解,溶出度不足,导致口服后生物利用度低。通过改善非诺贝特溶解度低的特性,从而提高其生物利用度。但目前公布的配方和生产工艺都有各自的局限性,相对来说,溶出度还是相对偏低。
发明内容
为解决上述技术问题,本发明提供了一种能快速溶解的非诺贝特固体分散制剂及其制备方法。
本发明所述的能快速溶解的非诺贝特固体分散制剂,按质量份计,包括50份的非诺贝特、50-250份的高分子固体分散载体、10份以上的干冰碎末;所述高分子固体分散载体为Poloxamer407、PEG6000、TPGS、
本发明所述的能快速溶解的非诺贝特固体分散制剂的制备方法,具体步骤包括:1)将干冰碎末涂抹于粉碎机内壁,再放入非诺贝特,最后加入固体分散载体,共粉碎,过80-120目筛混合均匀;2)设置挤出温度为85℃-105℃,转速控制在80-100转/分钟;3)升温结束后将步骤1)的混合物加入挤出机中,经热熔和挤压制得挤出物;4)将挤出物用冰水冷却,粉碎,过80目筛,得到非诺贝特固体分散体;5)加入其它辅料,制成胶囊或片剂。
本发明所述的能快速溶解的非诺贝特固体分散制剂的制备方法,所述其它辅料包括崩解剂、粘合剂和润滑剂。
本发明所述的能快速溶解的非诺贝特固体分散制剂的制备方法,所述填充剂为预胶化淀粉、淀粉、糊精、糖粉中的一种或几种。
本发明所述的能快速溶解的非诺贝特固体分散制剂的制备方法,所述填崩解剂为羧甲基纤维素钠、羧甲基淀粉钠、交联羧甲基纤维素钠、交联聚维酮中的一种或几种。
本发明所述的能快速溶解的非诺贝特固体分散制剂的制备方法,所述粘合剂为淀粉浆、羟丙甲纤维素、羟丙纤维素、水、乙醇、糊精中的一种或几种。
本发明所述的能快速溶解的非诺贝特固体分散制剂的制备方法,所述润滑剂为硬脂酸镁、滑石粉、二氧化硅、硬脂酸中的一种或几种。
与现有技术相比,本发明所述非诺贝特固体分散制剂在制备时加入了干冰碎末,利用干冰升华变成气体避免原料尤其是非诺贝特沾壁及成团,增加气流分散与粉碎的过程,以得到更为均匀的固体分散体,从而更有利于非诺贝特从其固体分散制剂中溶出。
具体实施方式
下面结合具体的实施例对本发明所述能快速溶解的非诺贝特固体分散制剂及其制备方法作进一步说明,但是本发明的保护范围并不限于此。
实施例1:非诺贝特胶囊(规格:50mg(以非诺贝特计),共1000粒)。
处方:非诺贝特50g、泊洛沙姆(Poloxamer)407 125g、干冰碎末20份、胶态二氧化硅7g、预胶化淀粉22g。
制法:1)将干冰碎末涂抹于粉碎机内壁,再放入非诺贝特,最后加入固体分散载体,共粉碎,过100目筛混合均匀;2)设置挤出温度为95℃,转速控制在90转/分钟;3)升温结束后将步骤1)的混合物加入挤出机中,经热熔和挤压制得挤出物;4)将挤出物用冰水冷却,粉碎,过80目筛,得到非诺贝特固体分散体;5)加入处方量的预胶化淀粉、胶态二氧化硅,混合均匀,将颗粒灌入2号胶囊中。共制得1000粒。
实施例2:非诺贝特片(规格:50mg(以非诺贝特计),共1000片)。
制法:1)将干冰碎末涂抹于粉碎机内壁,再放入非诺贝特,最后加入固体分散载体,共粉碎,过100目筛混合均匀;2)设置挤出温度为85℃,转速控制在80转/分钟;3)升温结束后将步骤1)的混合物加入挤出机中,经热熔和挤压制得挤出物;4)将挤出物用冰水冷却,粉碎,过80目筛,得到非诺贝特固体分散体;5)加入处方量的预胶化淀粉、胶态二氧化硅和交联羧甲纤维素钠,混合均匀,加入硬脂酸镁混合2min;6)7.5mm浅凹冲头压片,硬度控制在6-8Kp。共制得1000片。
实施例3:非诺贝特片(规格:50mg(以非诺贝特计),共1000片)
处方:非诺贝特50g、PEG6000 235g、干冰碎末15份、胶态二氧化硅5g、交联羧甲纤维素钠7g、硬脂酸镁3g。
制法:1)将干冰碎末涂抹于粉碎机内壁,再放入非诺贝特,最后加入固体分散载体,共粉碎,过80目筛混合均匀;2)设置挤出温度为105℃,转速控制在100转/分钟;3)升温结束后将步骤1)的混合物加入挤出机中,经热熔和挤压制得挤出物;4)将挤出物用冰水冷却,粉碎,过80目筛,得到非诺贝特固体分散体;5)加入处方量的胶态二氧化硅和交联羧甲纤维素钠,混合均匀,加入硬脂酸镁混合2min;6)9mm浅凹冲头压片,硬度控制在7-10Kp。共制得1000片。
实施例4:非诺贝特胶囊(规格:50mg(以非诺贝特计),共1000粒)。
处方:非诺贝特50g、TPGS 125g、干冰碎末15份、胶态二氧化硅7g、预胶化淀粉23g。
制法:1)将干冰碎末涂抹于粉碎机内壁,再放入非诺贝特,最后加入固体分散载体,共粉碎,过120目筛混合均匀;2)设置挤出温度为90℃,转速控制在90转/分钟;3)升温结束后将步骤1)的混合物加入挤出机中,经热熔和挤压制得挤出物;4)将挤出物用冰水冷却,粉碎,过80目筛,得到非诺贝特固体分散体;5)加入处方量的预胶化淀粉、胶态二氧化硅,混合均匀,将颗粒灌入2号胶囊中。共制得1000粒。
实施例5:非诺贝特胶囊(规格:50mg(以非诺贝特计),共1000粒)。
处方:非诺贝特50g、泊洛沙姆407 125g、干冰碎末20份、胶态二氧化硅7g、预胶化淀粉22g。
制法:1)先将非诺贝特和固体分散载体一起放入粉碎机,再加入干冰碎末、共粉碎,过100目筛混合均匀;2)设置挤出温度为95℃,转速控制在90转/分钟;3)升温结束后将步骤1)的混合物加入挤出机中,经热熔和挤压制得挤出物;4)将挤出物用冰水冷却,粉碎,过80目筛,得到非诺贝特固体分散体;5)加入处方量的预胶化淀粉、胶态二氧化硅,混合均匀,将颗粒灌入2号胶囊中。共制得1000粒。
实施例6:非诺贝特胶囊(规格:50mg(以非诺贝特计),共1000粒)。
处方:非诺贝特50g、泊洛沙姆407 125g、干冰碎末20份、胶态二氧化硅7g、预胶化淀粉22g。
制法:1)将干冰碎末涂抹于粉碎机内壁,再放入固体分散载体,最后加入非诺贝特,共粉碎,过100目筛混合均匀;2)设置挤出温度为95℃,转速控制在90转/分钟;3)升温结束后将步骤1)的混合物加入挤出机中,经热熔和挤压制得挤出物;4)将挤出物用冰水冷却,粉碎,过80目筛,得到非诺贝特固体分散体;5)加入处方量的预胶化淀粉、胶态二氧化硅,混合均匀,将颗粒灌入2号胶囊中。共制得1000粒。
溶出度测定
照溶出度测定法(中国药典2015版附录XC第二法),以1.0%十二烷基硫酸钠溶液1000ml为溶出介质,转速为100r/min,依法操作,在5、10、15、30、45、60min时取样。在289nm处测定吸光度,计算各实施例的溶出度。实验结果见表1。
表1 实施例1-4的溶出度
Claims (7)
2.根据权利要求1所述的能快速溶解的非诺贝特固体分散制剂的制备方法,其特征在于,具体步骤包括:1)将干冰碎末涂抹于粉碎机内壁,再放入非诺贝特,最后加入固体分散载体,共粉碎,过80-120目筛混合均匀;2)设置挤出温度为85℃-105℃,转速控制在80-100转/分钟;3)升温结束后将步骤1)的混合物加入挤出机中,经热熔和挤压制得挤出物;4)将挤出物用冰水冷却,粉碎,过80目筛,得到非诺贝特固体分散体;5)加入其它辅料,制成胶囊或片剂。
3.根据权利要求2所述的能快速溶解的非诺贝特固体分散制剂的制备方法,其特征在于,所述其它辅料包括崩解剂、粘合剂和润滑剂。
4.根据权利要求3所述的能快速溶解的非诺贝特固体分散制剂的制备方法,其特征在于,所述填充剂为预胶化淀粉、淀粉、糊精、糖粉中的一种或几种。
5.根据权利要求3所述的能快速溶解的非诺贝特固体分散制剂的制备方法,其特征在于,所述填崩解剂为羧甲基纤维素钠、羧甲基淀粉钠、交联羧甲基纤维素钠、交联聚维酮中的一种或几种。
6.根据权利要求3所述的能快速溶解的非诺贝特固体分散制剂的制备方法,其特征在于,所述粘合剂为淀粉浆、羟丙甲纤维素、羟丙纤维素、水、乙醇、糊精中的一种或几种。
7.根据权利要求3所述的能快速溶解的非诺贝特固体分散制剂的制备方法,其特征在于,所述润滑剂为硬脂酸镁、滑石粉、二氧化硅、硬脂酸中的一种或几种。
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| CN101384250A (zh) * | 2005-11-09 | 2009-03-11 | 诺瓦提斯公司 | 利用临时增塑剂制备药物组合物的方法 |
| EP2649989A1 (en) * | 2012-04-13 | 2013-10-16 | King Saud University | Method for preparing a solid dispersion, solid dispersion obtained thereby and use thereof |
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| EP2649989A1 (en) * | 2012-04-13 | 2013-10-16 | King Saud University | Method for preparing a solid dispersion, solid dispersion obtained thereby and use thereof |
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