CN105920121A - 一种痔疮片的制备方法 - Google Patents

一种痔疮片的制备方法 Download PDF

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CN105920121A
CN105920121A CN201610463144.XA CN201610463144A CN105920121A CN 105920121 A CN105920121 A CN 105920121A CN 201610463144 A CN201610463144 A CN 201610463144A CN 105920121 A CN105920121 A CN 105920121A
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张盈盈
姚廷富
尹中秋
陈远强
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Guangxi Yulan Pharmaceutical Co Ltd
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Abstract

本发明公开了一种痔疮片的制备方法,属于中药制备技术领域,旨在提供一种提取效率高、产品药效好的痔疮片制备新方法,其技术要点包括将部分白芷粉碎成细粉,剩余白芷与蒺藜、功劳木的煎煮提取,大黄的煎煮提取,提取液浓缩、稠膏与白芷粉、猪胆粉混合,制粒,干燥,与冰片混匀,加辅料后压片,其中所述的大黄提取条件是第一次加7~8倍水,第二次加5~6倍水,煮沸后保持温度为96±2℃,每次的提取时间为1小时;本发明用于中国药典中痔疮片的制备。

Description

一种痔疮片的制备方法
技术领域
本发明涉及一种中药制备方法,更具体地说,它涉及一种痔疮片的制备方法。
背景技术
中国药典中,痔疮片的处方为:大黄323g、蒺藜323g、功劳木645g、白芷323、冰片16g、猪胆粉4g;制法:以上六味,取白芷162g粉碎成细粉,剩余白芷与蒺藜、功劳木加水煎煮两次,每次两小时,滤过,合并滤液;大黄加水煎煮两次,每次一小时,滤过,合并滤液;上述两种滤液合并,浓缩成稠膏,再加入白芷粉、猪胆粉混匀,制粒,干燥,将冰片研细与适量淀粉混匀,再研细,与上述颗粒混匀后,加淀粉、滑石粉适量,混匀,压制成1000片,包糖衣或薄膜衣,即得。
上述制法存在一定的不足,如其中的中药材大黄在痔疮片中的主要成分为大黄素和大黄酚,其含量是药物测量的重要指标;由于大黄的上述主要成分受煎煮时间、加热温度的影响较大,加热时间过长会使其含量降低,加热时间太短,则提取不完全,中国药典中关于大黄的提取方法为:加水煎煮两次,第一次10倍量水,第二次9倍量水,由于加水量较多,加热时间较长,其生药大黄中的大黄素和大黄酚提取率通常只有30%左右。
另外,药典制法中将白芷粉与稠膏一起混合制粒干燥,由于稠膏的数量较大,干燥时间较长,颗粒性状不稳定造成素片较硬、颜色不均等,给压片和包衣带来困难。
发明内容
本发明要解决的技术问题是针对现有技术的上述不足,提供一种提取效率高、产品药效好的一种痔疮片制备新方法。
本发明的技术方案是这样的:一种痔疮片的制备方法,包括将部分白芷粉碎成细粉,剩余白芷与蒺藜、功劳木的煎煮提取,大黄的煎煮提取,提取液浓缩、稠膏与白芷粉、猪胆粉混合,制粒,干燥,与冰片混匀,加辅料后压片,其中所述的大黄提取条件是第一次加7~8倍水,第二次加5~6倍水,煮沸后保持温度为96±2℃,每次的提取时间为1小时。
进一步的,上述的痔疮片的制备方法中,所述的大黄提取条件是第一次加7倍量水,第二次加5倍量水。
优选的,上述的痔疮片的制备方法中于,所述的制粒是将一半的稠膏与白芷粉、猪胆粉混合,另一半稠膏先用真空干燥成干膏,再一起混合均匀。
本发明的方法与传统方法相比,具有下述优点:
1、由于减少了用水量,缩短了加热时间,在保证提取效果的前提下,大大降低了能源消耗。
2、由于缩短了加热提取时间,减少了大黄有效成分受到高温破坏,从而提高大黄有效成分的提出率,平均可提高30%以上。
3、通过改进制粒工艺,得到的颗粒性均匀,压出的片质量稳定。
具体实施方式
下面结合具体实施例对本发明做进一步的详细说明,但不构成对本发明的任何限制。
实施例1
按中国药典进行提取,中药材大黄30公斤,放入500L多功能提取罐内,第一次加水300公斤,加热至沸腾,提取一小时,收集提取液;第二次加水270公斤,加热至沸腾,提取一小时,合并两次提取液,浓缩干燥得干膏13.4公斤。
实施例2
中大药材黄50公斤,放入500L多功能提取罐内,第一次加水350公斤,加热至沸腾,保持温度在96±2℃,提取一小时,收集提取液;第二次加水300公斤,加热至沸腾,保持温度在96±2℃,提取一小时,合并两次提取液,浓缩干燥得干膏17.8公斤。
实施例3
中大药材黄50公斤,放入500L多功能提取罐内,第一次加水400公斤,加热至沸腾,保持温度在96±2℃,提取一小时,收集提取液;第二次加水250公斤,加热至沸腾,保持温度在96±2℃,提取一小时,合并两次提取液,浓缩干燥得干膏17.2公斤。
实施例4
中药材大黄50公斤,放入500L多功能提取罐内,第一次加水350公斤,加热至沸腾,保持温度在96±2℃,提取一小时,收集提取液;第二次加水250公斤,加热至沸腾,保持温度在96±2℃,提取一小时,合并两次提取液,浓缩干燥得干膏18.1公斤。
上述4个实例按2015年版中国药典中大黄药材的含量测定方法测定。结果如下表1:
表1大黄中有效成分含量测定表
项目 实施例2 实施例3 实施例4 实施例1(传统法)
总蒽醌(公斤) 0.75 0.76 0.78 0.37
从上面的几个实施例可以看出:
1、本发明的提取方法不仅用水量少,而且具有加热时间短,提取效率高,有效成分提取量大的优点;
2、降低了能源消耗的同时,减少了有效成分受到破坏和无效成分的浸出,提高了药物提取的有效性;
3、由于膏量减少,解决了中药制粒困难的主要因素是膏量过多的问题,为制剂成型工艺创造了最佳的条件。
实施例5
处方:大黄323g、蒺藜323g、功劳木645g、白芷323、冰片16g、猪胆粉4g
制备方法:
(1)取白芷162g粉碎成细粉,备用;
(2)将剩余白芷与蒺藜、功劳木加水煎煮两次,每次两小时,滤过,合并滤液;备用;
(3)大黄加水煎煮两次,第一次加7倍量水,第二次加5倍量水,每次一小时,滤过,合并滤液;备用;
(4)将步骤(2)和步骤(3)所得到的两种滤液合并,浓缩成稠膏,然后将一半稠膏用真空干燥成干膏;再将干膏和白芷粉、猪胆粉加入到剩余的一半稠膏中混匀,制粒,干燥;
(5)将冰片研细与适量淀粉混匀,再研细,与上述颗粒混匀后,加淀粉、滑石粉适量,混匀,压制成1000片,包糖衣或薄膜衣,即得。
通过对5批次的片剂抽检,测得其中大黄素和大黄酚每片含量在0.17~0.22mg之间,远高于国标规定的0.1mg标准,保证了药物的治疗效果。

Claims (3)

1.一种痔疮片的制备方法,包括将部分白芷粉碎成细粉,剩余白芷与蒺藜、功劳木的煎煮提取,大黄的煎煮提取,提取液浓缩、稠膏与白芷粉、猪胆粉混合,制粒,干燥,与冰片混匀,加辅料后压片,其特征在于,所述的大黄提取条件是第一次加7~8倍水,第二次加5~6倍水,煮沸后保持温度为96±2℃,每次的提取时间为1小时。
2.根据权利要求1所述的痔疮片的制备方法,其特征在于,所述的大黄提取条件是第一次加7倍量水,第二次加5倍量水。
3.根据权利要求1或2所述的痔疮片的制备方法,其特征在于,所述的制粒是将一半的稠膏与白芷粉、猪胆粉混合,另一半稠膏先用真空干燥成干膏,再一起混合均匀。
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108553537A (zh) * 2018-06-14 2018-09-21 广西玉兰制药有限公司 一种痔疮片及其制备方法

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CN1362169A (zh) * 2001-01-02 2002-08-07 杨孟君 一种纳米痔疮制剂药物及其制备方法

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CN108553537A (zh) * 2018-06-14 2018-09-21 广西玉兰制药有限公司 一种痔疮片及其制备方法

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