CN105362236B - 一种硫酸西索米星冻干粉针及其制备方法 - Google Patents

一种硫酸西索米星冻干粉针及其制备方法 Download PDF

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CN105362236B
CN105362236B CN201510776798.3A CN201510776798A CN105362236B CN 105362236 B CN105362236 B CN 105362236B CN 201510776798 A CN201510776798 A CN 201510776798A CN 105362236 B CN105362236 B CN 105362236B
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刘景萍
刘全国
陈克领
林文君
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Abstract

本发明公开了一种硫酸西索米星冻干粉针及其制备方法,该硫酸西索米星冻干粉针由硫酸西索米星、甘露醇、聚乙二醇、pH调节剂组成;通过pH调节剂将体系的pH值控制在6.0~6.5之间,该硫酸西索米星外观饱满、色泽均匀,含水率比较低,主药含量高并且有关物质少,且意外得到产品引湿性小,对环境相对湿度要求低。

Description

一种硫酸西索米星冻干粉针及其制备方法
技术领域
本发明属于药物制剂领域,具体涉及一种硫酸西索米星冻干粉针及其制备方法。
背景技术
硫酸西索米星为新一代的氨基糖苷类抗生素,在临床上的运用广泛,因为它不仅弥补了传统氨基糖苷类抗生素的不足,而且较于传统氨基糖苷类抗生素,它的抗菌谱更加广泛。适用于革兰阴性菌(包括铜绿假单胞菌)、葡萄球菌和其他敏感菌所致的下列感染:呼吸***感染、泌尿生殖***感染、胆道感染、皮肤和软组织感染、感染性腹泻及败血症等。
公开号为CN 104546699 A的中国专利申请公开了硫酸西索米星注射液组合物的制法,包括如下步骤:取处方量硫酸西索米星和依地酸二钠溶解于注射用水总量的60-80%,加亚硫酸氢钠和L-半胱氨酸搅拌溶解;加磷酸调节pH至5.2-5.5,加0.2%的活性炭吸附30分钟,脱碳,加注射用水至配方全量;通过0.45um微孔滤膜过滤,再通过0.22um微孔滤膜除菌过滤,分装到安瓿瓶中,冲氮气,熔封安瓿瓶,100℃流通蒸汽灭菌30分钟,即得。该硫酸西索米星采用注射液的形式进行使用,制备方法较为简单,然而杂质含量较多,并且稳定性不足。
发明内容
本发明提供了一种硫酸西索米星冻干粉针及其制备方法,该硫酸西索米星冻干粉针外观饱满、色泽均匀,含水率比较低,主药含量高并且有关物质少,且意外得到产品引湿性小,对环境相对湿度要求低;该制备方法工序简单、质量可控且适于工业化生产。
一种硫酸西索米星冻干粉针,由硫酸西索米星、甘露醇、聚乙二醇和pH调节剂制成;
所述的pH调节剂控制体系的pH值为6.0~6.5。
通过加入特定的辅料,使得到的硫酸西索米星外观饱满、色泽均匀,不容易发生坍陷和喷瓶现象,具有较高的主药含量和较低的引湿性,并且溶解速度快,其溶液中的不溶性微粒很少;同时,通过严格控制pH值,有效地提高了产品的稳定性。
作为优选,所述的pH调节剂为氢氧化钠溶液,浓度为1mol/L,氢氧化钠价格便宜,用于调节pH值时不会对人体产生不利的影响。
硫酸西索米星、甘露醇和聚乙二醇的比例会对产品的外观和引湿性产生较大的影响,作为优选,硫酸西索米星、甘露醇和聚乙二醇的重量比为1:1~2:2~3。
作为最优选,每1000瓶冻干粉针的处方组成为:
本发明还提供了一种所述的硫酸西索米星冻干粉针的制备方法,包括以下步骤:
(1)将硫酸西索米星、甘露醇、聚乙二醇溶于注射用水,搅拌使其溶解,然后用氢氧化钠溶液调节pH值至5.5~6.5,得到混合溶液;
(2)在步骤(1)配制的混合溶液中加入活性炭,搅拌,过滤脱炭,得到滤液;
(3)步骤(2)得到的滤液进行冷冻干燥,得到所述的硫酸西索米星冻干粉针。
作为优选,步骤(2)所述活性炭的加入量为溶液体积的0.05~0.5%,进一步优选为0.02~0.15%,搅拌时间为30分钟。此时活性炭对主药硫酸西索米星几乎不存在吸附作用,过滤之后溶液颜色为无色澄清液,经活性炭吸附后的硫酸西索米星进行有关物质的检测,其总杂质在5.0%以下,细菌内毒素符合规定。
作为优选,步骤(3)所述的冻干过程为:将滤液降温至-40~-45℃,预冻1~2小时,抽真空,以5.4~6.0℃/h的速度升温至25~30℃,再保温1~2小时,得到硫酸西索米星冻干粉针。该方法工艺简单,只需要将其冷冻后,以5.4~6.0℃/h的升温速度,升温至25~30℃,不需要再另设两段升温过程,且得到的硫酸西索米星外形疏松、饱满。
本发明与现有技术比较,不但制备生存过程简单,容易操作,这样大大节约了现有技术的生产成本;而且制备的产品在稳定性方便有了质的飞跃,有利于大批量生产,便于储存和市场销售。
具体实施方式
实施例1
处方组成(规格:7.5万单位/支)1000瓶:
制备方法:
(1)先将处方量的硫酸西索米星、甘露醇、聚乙二醇溶于注射用水,搅拌使其溶解,用1mol/L氢氧化钠溶液调节pH值至6.0~6.5;
(2)在上述步骤(1)配制的溶液中加入配制药液总量0.1%的活性炭,搅拌30分钟,粗滤及0.22μm微孔滤膜除菌过滤处理,所得滤液即为半成品原液。
(3)步骤(2)得到的半成品原液降温至-42℃,预冻2小时,抽真空,以5.5℃/h的速度升温至30℃,再保温1小时,即得到硫酸西索米星冻干粉针。
实施例2
处方组成(规格:7.5万单位/支)1000瓶:
制备方法:
(1)先将处方量的硫酸西索米星、甘露醇、聚乙二醇溶于注射用水,搅拌使其溶解,用1mol/L氢氧化钠溶液调节pH值至6.0~6.5;
(2)在上述步骤(1)配制的溶液中加入配制药液总量0.1%的活性炭,搅拌30分钟,粗滤及0.22μm微孔滤膜除菌过滤处理,所得滤液即为半成品原液。
(3)步骤(2)得到的半成品原液降温至-42℃,预冻2小时,抽真空,以5.5℃/h的速度升温至25℃,再保温2小时,即得到硫酸西索米星冻干粉针。
对比例1
除了不加入甘露醇,其余步骤同实施例1。
对比例2
除了不加入聚乙二醇,其余步骤同实施例1。
对比例3
除了不加入甘露醇与聚乙二醇,其余步骤同实施例1。
对比例4
除了冻干按以下步骤进行,其余步骤同实施例1。
把分好装的半成品原液放入冻干箱中,温度控制在-40℃时保持2小时;抽真空至小于14Pa开始升华,将制品温度升温至0℃~-10℃并保持,直到冰晶消失后再保持3小时;升华干燥结束后,进行升温至25℃并在该温度范围保持3小时,成品合格后封口、包装入库。
对比例5
其他步骤与实施例1相同,步骤(1)的操作如下:
(1)先将处方量的硫酸西索米星、甘露醇、聚乙二醇溶于注射用水,搅拌使其溶解,用1mol/L氢氧化钠溶液调节pH值至5.2~5.5。
对实施例1~2所制备的硫酸西索米星冻干粉针与对比例1~5制备的硫酸西索米星冻干粉针分别进行长期9个月质量检测,具体的检测方法均按照《中华人民共和国药典》2005年版第二部,结果见表1:
表1 硫酸西索米星质量检测结果
可见,本发明制得的注射用硫酸西索米星的各项指标符合规定,当不加入甘露醇和聚乙二醇中的一种或者两种时,出现坍陷、不饱满和喷瓶现象,且主药含量与复溶性明显下降;当冻干程序改变时,主药含量与复溶性明显下降,但是对外观无太大的影响;当pH值改变时,起始性状较好,但是稳定性较差,放置一段时间后,主药含量与复溶性明显下降。

Claims (6)

1.一种硫酸西索米星冻干粉针,其特征在于,由硫酸西索米星、甘露醇、聚乙二醇和pH调节剂制成;
所述的pH调节剂控制体系的pH值为6.0~6.5;
所述硫酸西索米星冻干粉针的制备方法包括以下步骤:
(1)将硫酸西索米星、甘露醇、聚乙二醇溶于注射用水,搅拌使其溶解,然后用氢氧化钠溶液调节pH值至6.0~6.5,得到混合溶液;
(2)在步骤(1)配制的混合溶液中加入活性炭,搅拌,过滤脱炭,得到滤液;
(3)步骤(2)得到的滤液进行冷冻干燥,得到所述的硫酸西索米星冻干粉针;
步骤(3)所述的冻干过程为:将滤液降温至-40~-45℃,预冻1~2小时,抽真空,以5.4~6.0℃/h的速度升温至25~30℃,再保温1~2小时,得到硫酸西索米星冻干粉针。
2.根据权利要求1所述的硫酸西索米星冻干粉针,其特征在于,所述的pH调节剂为氢氧化钠溶液。
3.根据权利要求1所述的硫酸西索米星冻干粉针,其特征在于,硫酸西索米星、甘露醇和聚乙二醇的重量比为1:1~2:2~3。
4.根据权利要求1所述的硫酸西索米星冻干粉针,其特征在于,每1000瓶冻干粉针的处方组成为:
5.一种如权利要求1~4任一项所述的硫酸西索米星冻干粉针的制备方法,其特征在于,包括以下步骤:
(1)将硫酸西索米星、甘露醇、聚乙二醇溶于注射用水,搅拌使其溶解,然后用氢氧化钠溶液调节pH值至6.0~6.5,得到混合溶液;
(2)在步骤(1)配制的混合溶液中加入活性炭,搅拌,过滤脱炭,得到滤液;
(3)步骤(2)得到的滤液进行冷冻干燥,得到所述的硫酸西索米星冻干粉针;
步骤(3)所述的冻干过程为:将滤液降温至-40~-45℃,预冻1~2小时,抽真空,以5.4~6.0℃/h的速度升温至25~30℃,再保温1~2小时,得到硫酸西索米星冻干粉针。
6.根据权利要求5所述的硫酸西索米星冻干粉针的制备方法,其特征在于,步骤(2)所述活性炭的加入量为溶液体积的0.05~0.5%。
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CN101874789A (zh) * 2007-08-23 2010-11-03 姚俊华 含有兰索拉唑的冻干粉针
CN102552179A (zh) * 2012-01-13 2012-07-11 山东罗欣药业股份有限公司 一种雷贝拉唑钠组合物冻干粉针及其制备方法

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CN101874789A (zh) * 2007-08-23 2010-11-03 姚俊华 含有兰索拉唑的冻干粉针
CN102552179A (zh) * 2012-01-13 2012-07-11 山东罗欣药业股份有限公司 一种雷贝拉唑钠组合物冻干粉针及其制备方法

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