CN103860457A - 伏立康唑注射剂及其制备方法 - Google Patents

伏立康唑注射剂及其制备方法 Download PDF

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CN103860457A
CN103860457A CN201210526319.9A CN201210526319A CN103860457A CN 103860457 A CN103860457 A CN 103860457A CN 201210526319 A CN201210526319 A CN 201210526319A CN 103860457 A CN103860457 A CN 103860457A
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voriconazole
injection
cyclodextrin
preparation
powder
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严洁
李轩
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Tianjin Hankang Pharmaceutical Biotechnology Co Ltd
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Tianjin Hankang Pharmaceutical Biotechnology Co Ltd
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Abstract

本发明是伏立康唑注射剂及其制备方法。将以环糊精或环糊精衍生物置注射用水中,溶解后,再加入伏立康唑,搅拌或研磨或超声,得伏立康唑包合物溶液,以此包合物溶液制备伏立康唑注射剂。实现制备以水为溶媒的针剂、冻干粉针及无菌粉针剂,本发明不仅解决伏立康唑溶解度小的问题,而且提高了单位体积中药物含量和稳定性。

Description

伏立康唑注射剂及其制备方法
技术领域
本发明涉及医药技术领域,更准确得本发明涉及伏立康唑注射剂及其制备方法。
背景技术
真菌感染引起的疾病称为真菌病,目前发现的真菌大约有30多万种,但其中能引起疾病的致病真菌有270余种。长期滥用抗生素对正常菌群的破坏、对恶性肿瘤病人的放疗与化疗、艾滋病的流行、器官移植中免疫抑制剂的使用、人口老龄化等原因导致产生免疫抑制的个体不断增加,真菌感染的发病率呈不断上升趋势。
伏立康唑属三唑类抗真菌药,作用机制为高度选择性干扰真菌的细胞色素P-450的活性,从而抑制真菌细胞膜上麦角固醇的生物合成,起到抑制和消灭真菌的作用。伏立康唑较氟康唑抗菌谱更广、抗菌效力更强。口服及静注本品对人和各种动物真菌感染,如念珠菌感染(包括免疫正常和免疫受损的人和动物的全身性念珠菌病)、新型隐球菌感染(包括颅内感染)、糠秕马拉色菌、小孢子菌属、毛癣菌属、表皮癣 菌属、皮炎芽生菌、粗球孢子菌(包括颅内感染)及荚膜组织胞浆菌、斐氏着色菌、卡氏枝孢霉等有效,另外对曲霉菌、克鲁斯念珠菌等耐氟康唑的真菌都显示良好的抗真菌活性。
发明内容
本发明的目的是提供伏立康唑注射剂及其制备方法,它解决了伏立康唑在水中溶解度小的问题,以水为溶媒制成注射剂型。
一种伏立康唑注射剂,其特征在于该注射剂含有伏立康唑和可供药用的辅料。所述药用的辅料包括环糊精或环糊精衍生物。环糊精或环糊精衍生物为α-环糊精、α-环糊精衍生物、β-环糊精、β-环糊精衍生物、γ-环糊精、γ-环糊精衍生物中的一种或多种混合物。它由如下方案实现:将以羟丙基-β-环糊精为代表的环糊精的衍生物,置于注射用水中,溶解后,再加入伏立康唑,搅拌或研磨或超声,得伏立康唑β-环糊精衍生物包合物溶液。将伏立康唑包合物溶液直接用于配制伏立康唑针剂;或将伏立康唑包合物溶液经过滤除菌后冻干制成粉针剂;或将伏立康唑包合物溶液经“真空干燥”或“冷冻干燥”或“喷雾干燥”后,得伏立康唑环糊精包合物粉末,再配制伏立康唑针剂,或进行无菌分装制备无菌粉针。其中伏立康唑与β-环糊精衍生物的摩尔比为1:1-1:10,最佳范围是1:2-1:6。
伏立康唑包合物可作为制成针剂、冻干粉针、无菌粉针的原料。所说针剂是以伏立康唑包合物溶液或通过“真空干燥”、“冷冻干燥”或“喷雾干燥”得到伏立康唑环糊精衍生物包合物粉末,配制制成的针剂。所说的冻干粉针是伏立康唑包合物溶液,通过冷冻干燥制成的粉针剂。所说的“无菌粉针”是伏立康唑包合物溶液,通过“真空干燥”或“冷冻干燥”或“喷雾干燥”得到的粉末,进行无菌分装制成的粉针剂。
本发明的优点是:以羟丙基-β-环糊精为代表的β-环糊精的衍生物,其水溶性极高,在室温下溶解度可达50%以上,且无毒、无刺激性,是优良的静脉注射用辅料。本发明利用以羟丙基-β-环糊精为代表的环糊精衍生物对伏立康唑进行包合,制成注射剂,不仅解决了伏立康唑水溶解度小的问题,而且提高了单位体积中药物的含量和稳定性,既可制成以水为溶媒的针剂,也可制成冻干粉针或无菌粉针,方便临床用药和剂量控制,使注射剂更安全、更稳定。
具体实施方式
实施例1:称取羟丙基-β-环糊精8g分批加入5ml水中(约60°C),搅拌使溶解。另取伏立康唑0.5g,加入上述羟丙基-β-环糊精溶液中,撹拌或超声或研磨使溶解,加水至10ml,混匀,得伏立康唑与羟丙基-β-环糊精包合物溶液,经过滤、灌装、封口、灭菌,制成针剂。
实施例2:称取羟丙基-β-环糊精8g置10ml水中,搅拌使溶解。另取伏立康唑 0.5g,加入上述羟丙基-β-环糊精溶液中,搅拌或超声或研磨使溶解,加水至16ml,混匀,得伏立康唑与羟丙基-β-环糊精包合物溶液,过滤,所得溶液经“真空干燥”或“喷雾干燥或“冷冻干燥”后,得白色粉末,即伏立康唑与羟丙基-β-环糊精包合物。此包合物易溶于水,可制成针剂、粉针。
实施例3:称取羟丙基-β-环糊精8g置10ml水中,搅拌使溶解。另取伏立康唑 0.5g,加入上述羟丙基-β-环糊精溶液中,搅拌或超声或研磨使溶解,加水至16ml,混匀,得伏立康唑与羟丙基-β-环糊精包合物溶液,用0.22μm微孔滤膜过滤,所得溶液分装于西林瓶中,每支8ml,冷冻干燥,制成伏立康唑冻干粉针。
实施例4:称取羟丙基-β-环糊精8g,置20ml水中,搅拌使溶解。另取伏立康唑 0.3g,加入上述羟丙基-β-环糊精溶液中,搅拌或超声或研磨使溶解,得伏立康唑与羟丙基-β-环糊精包合物溶液。
实施例5:称取羟丙基-β-环糊精10g,置20ml水中,搅拌使溶解。另取伏立康唑 0.3g,加入上述羟丙基-β-环糊精溶液中,搅拌或超声或研磨使溶解,得伏立康唑与羟丙基-β-环糊精包合物溶液。

Claims (8)

1.伏立康唑注射剂及其制备方法,其特征在于将以羟丙基-β-环糊精为代表的环糊精或环糊精的衍生物,置于注射用水中,溶解后,再加入伏立康唑,搅拌或研磨或超声,得伏立康唑包合物溶液,以此包合物溶液加水溶性增溶剂制备伏立康唑注射剂,其中伏立康唑与β-环糊精衍生物的摩尔比为1: 1-1:10。
2.根据权利要求1所述的伏立康唑注射剂及其制备方法,其特征在于:伏立康唑与β-环糊精摩尔比的最佳范围是1: 2-1: 6。
3.根据权利要求1所述的伏立康唑注射剂及其制备方法,其特征在于:所说的注射剂包括针剂冻干粉针无菌粉针”。
4.根据权利要求1所述的伏立康唑注射剂及其制备方法,其特征在于:所述环糊精或环糊精衍生物为α-环糊精、α-环糊精衍生物、β-环糊精、β-环糊精衍生物、γ-环糊精、γ-环糊精衍生物中的一种或多种混合物。
5.根据权利要求3所述的伏立康唑注射剂及其制备方法,其特征在于:所说的针剂是以伏立康唑包合物溶液或伏立康唑环糊精衍生物包合物粉末,配制制成的针剂。
6.根据权利要求3所述的伏立康唑注射剂及其制备方法,其特征在于:所说的冻干粉针是伏立康唑包合物溶液,经过滤除菌后冻干制成的粉针剂。
7.根据权利要求3所述的伏立康唑注射剂及其制备方法,其特征在于:所说的无菌粉针是伏立康唑β-环糊精衍生物包合物粉末,进行无菌分装制成的粉针剂。
8.根据权利要求5和7所述的伏立康唑注射剂及其制备方法,其特征在于:伏立康唑β-环糊精衍生物包合物粉末是伏立康唑包合物溶液,通过真空干燥”、“冷冻干燥喷雾干燥得到的粉末。
CN201210526319.9A 2012-12-10 2012-12-10 伏立康唑注射剂及其制备方法 Pending CN103860457A (zh)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108938576A (zh) * 2017-05-25 2018-12-07 万特制药(海南)有限公司 一种伏立康唑分散片及其制备方法
CN111700864A (zh) * 2020-06-28 2020-09-25 海南倍特药业有限公司 一种注射用伏立康唑的制备方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108938576A (zh) * 2017-05-25 2018-12-07 万特制药(海南)有限公司 一种伏立康唑分散片及其制备方法
CN111700864A (zh) * 2020-06-28 2020-09-25 海南倍特药业有限公司 一种注射用伏立康唑的制备方法

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Application publication date: 20140618