CN106214719B - 一种舒胸颗粒的制备方法 - Google Patents
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Abstract
一种舒胸颗粒的制备方法,涉及一种中药制药技术领域。先将川芎提取挥发油备用,然后对提取挥发油后的川芎与红花进行提取,提取所得浸膏与三七混合制粒,最后将提取的挥发油用包和技术加入到颗粒中。本发明先对川芎提取挥发油,再采用常规制备步骤制备,最后将提取的挥发油加入到颗粒中,所得舒胸颗粒用于胸痹、胸闷、心前区刺痛、冠心病心绞痛等症状时,疗效明显、见效快,对主动脉环张力具有明显的舒张作用;对心脏冠脉流量明显升高。
Description
技术领域
本发明涉及一种中药制药技术领域,具体属于一种用于瘀血阻滞,胸痹心痛,跌打损伤,瘀血肿痛;冠心病,心绞痛,心律失常,软组织挫伤的中药制剂。
背景技术
近年来的研究表明,舒胸制剂具有明显的保护心肌损伤、改善心肌缺血、降低心肌耗氧量、扩张冠状动脉、增加冠脉血流量等作用,临床用于冠心病心绞痛的治疗,疗效优于复方丹参片和心痛定片。
目前,市场上所售舒胸制剂,均是先将川芎和红花提取,提取后所得的浸膏与三七混合制得。但该药的制备方法存在药物有效成分提取不全导致药效周期长等缺陷。
发明内容
本发明的目的是针对上面所述的缺陷,提供一种舒胸颗粒的制备方法,该方法所得舒胸颗粒能有效降低主动脉血管张力并加大心脏冠脉血液流量。
本发明的目的是通过以下技术方案予以实现的。
一种舒胸颗粒的制备方法,其特征在于:先将川芎提取挥发油备用,然后对提取挥发油后的川芎与红花进行提取,提取所得浸膏与三七混合制粒,最后将提取的挥发油用包和技术加入到颗粒中。
所述川芎提取挥发油方法包含醇提取法和超临界流体萃取法。
所述醇提取法法为以80%乙醇为提取溶剂,提取2次,加醇量分别为8倍、6倍量,提取时间分别为2小时、1.5小时。
所述超临界流体萃取法为将川芎药材粉碎至20-40目,干燥,投入超临界萃取装置中,调节萃取温度40-60℃、萃取压力15-25Mpa、CO2流量20-30kg/h,时间为0.5-2小时,收集挥发油。
所述对提取挥发油后的川芎与红花进行提取为:将提取挥发油后的川芎与粉碎成细粉的的红花充分混合,用60%-80%的乙醇,进行醇提3次,醇提第1次加入乙醇量为药物重量的3-6倍,时间2小时,第2次为2-4倍,时间1.5小时,第3次2倍,时间1小时,合并提取液,回收乙醇,滤过,得滤液A和药渣;将药渣加水煎煮3次,第1次煎煮加水量为药物重量的4-12倍,煎煮3小时;第2次加水量为4-10倍,煎煮2小时;第3次加水量为4-8倍,煎煮1小时,合并煎液,滤过,得滤液B,将滤液A和滤液B充分混合均匀,适当浓缩,得浸膏。
所述舒胸颗粒的重量组份为:三七1-4份、红花1-4份、川芎2-4份。
本发明的有益效果是:本发明制备方法生产工艺简单实用,降低了药物生产成本,从而可以减轻患者的经济负担。本发明先对川芎提取挥发油,再采用常规制备步骤制备,最后将提取的挥发油加入到颗粒中,所得新舒胸颗粒用于胸痹、胸闷、心前区刺痛、冠心病心绞痛等症状时,疗效明显、见效快,对主动脉环张力具有明显的舒张作用;对心脏冠脉流量明显升高。
具体实施方式
实施例1。
一种舒胸颗粒的制备方法,三七100Kg、红花100Kg、川芎200 Kg,先将川芎用醇提取法提取挥发油,以80%乙醇为提取溶剂,提取2次,加醇量分别为8倍、6倍量,提取时间分别为2小时、1.5小时。挥发油备用,然后将提取挥发油后的川芎与粉碎成细粉的的红花充分混合,用60%-80%的乙醇,进行醇提3次,醇提第1次加入乙醇量为药物重量的3-6倍,时间2小时,第2次为2-4倍,时间1.5小时,第3次2倍,时间1小时,合并提取液,回收乙醇,滤过,得滤液A和药渣;将药渣加水煎煮3次,第1次煎煮加水量为药物重量的4-12倍,煎煮3小时;第2次加水量为4-10倍,煎煮2小时;第3次加水量为4-8倍,煎煮1小时,合并煎液,滤过,得滤液B,将滤液A和滤液B充分混合均匀,适当浓缩,得浸膏。提取所得浸膏与三七混合制粒,最后将提取的挥发油用包和技术加入到颗粒中。
实施例2。
一种舒胸颗粒的制备方法,三七300Kg、红花200 Kg、川芎400 Kg,先将川芎用超临界流体萃取法提取挥发油,将川芎药材粉碎至20-40目,干燥,投入超临界萃取装置中,调节萃取温度40-60℃、萃取压力15-25Mpa、CO2流量20-30kg/h,时间为0.5-2小时,收集挥发油备用,将提取挥发油后的川芎与粉碎成细粉的的红花充分混合,用60%-80%的乙醇,进行醇提3次,醇提第1次加入乙醇量为药物重量的3-6倍,时间2小时,第2次为2-4倍,时间1.5小时,第3次2倍,时间1小时,合并提取液,回收乙醇,滤过,得滤液A和药渣;将药渣加水煎煮3次,第1次煎煮加水量为药物重量的4-12倍,煎煮3小时;第2次加水量为4-10倍,煎煮2小时;第3次加水量为4-8倍,煎煮1小时,合并煎液,滤过,得滤液B,将滤液A和滤液B充分混合均匀,适当浓缩,得浸膏。提取所得浸膏与三七混合制粒,最后将提取的挥发油用包和技术加入到颗粒中。
实验例。
目的:研究舒胸颗粒不同工艺(加川芎挥发油与否)制剂对大鼠主动脉环张力及冠脉流量的影响。方法:观察并记录舒胸颗粒(加油与否)及川芎挥发油对大鼠离体主动脉收缩及舒张的影响;应用离体心脏灌流系统对大鼠离体心脏灌流,测定给药前后冠脉流量的改变情况。结论:1.舒胸颗粒新工艺制剂及川芎油对大鼠主动脉环张力具有明显的舒张作用。2.舒胸颗粒新工艺制剂及川芎油对大鼠离体心脏冠脉流量明显升高相对值20.5%、30%,与用药前比较有显著性差异(P<0.05)
一、材料与方法。
1、试验样品。
舒胸颗粒(原工艺,不含川芎油;批号:)、舒胸颗粒(新工艺,含川芎油;批号:)、川芎油(批号:),以上制剂均由江西桔王药业有限公司提供。
2、动物: SD大鼠 ♂;体重350~400g(湖南)。
3、仪器: RM6240-多道生理信号采集系统(成都仪器厂)。
二、实验方法及结果。
(一)舒胸颗粒对大鼠主动脉环张力的影响。
1、方法。
大鼠用木棒猛击头部,速速开胸,取出主动脉置含95%氧气和5%二氧化碳饱和的K-H液(mmol/L:NaCl 118.4、KCl 4.7、CaCl2 2.52、MgSO4 1.2、KH2PO4 1.2、NaHCO3 2.5、GLucose 11.1)中,剪成2~3 mm的动脉环,迅速置于37 ℃K-H营养液的离体装置的浴槽中(体积为10 ml)并通以95% O2+5% CO2的混合氧,连接张力换能器,记录血管环的张力变化,给予前负荷1 g的力。平衡20分钟后开始试验。
2、舒胸颗粒对大鼠主动脉环张力的影响。
标本给1 g力的前负荷,平衡20 min后开始实验,分别给浴槽中加入舒胸颗粒,舒胸颗粒1 ml(加)及川芎油1 ml(加1 ml油加吐温-80乳化),记录主动脉条张力的变化情况,结果见表1 。
表1 不同工艺的舒胸颗粒对大鼠主动脉张力的影响
(二)舒胸颗粒对大鼠离体心脏冠脉流量的影响。
大鼠用木棒猛击头部后,迅速打开心脏,剪开心胞膜,将心脏放入盛有4℃H-K液的烧杯中,立即将主动脉插管插入主动脉,用丝线结扎固定,用手轻轻挤压心脏,排空心脏内残留的血液,同时去除粘附的心包和肺组织,使H-K液在37℃条件下逆向灌注于心肌,灌注液由冠状动脉经血入右心房,由右心房流出,下接量筒,以测定冠脉流量。先使心脏适应5min,待流量稳定后,连续测定每分钟冠脉流量3次,以3次流量的平均值作为给药前的正常流量,然后接入含不同浓度药液的H-K液,分别记录5min的冠脉流量,并记录数据,计算平均值,进行统计学处理。
不同工艺的舒胸颗粒对大鼠心脏冠脉流量的影响
Claims (4)
1.一种舒胸颗粒的制备方法,其特征在于:先将川芎提取挥发油备用,然后对提取挥发油后的川芎与红花进行提取,提取所得浸膏与三七混合制粒,最后将提取的挥发油用包合技术加入到颗粒中;
所述川芎提取挥发油方法包含醇提取法和超临界流体萃取法;
所述舒胸颗粒中的重量组份为:三七1-4份、红花1-4份、川芎2-4份。
2.根据权利要求1所述一种舒胸颗粒的制备方法,其特征在于:所述醇提取法为以80%乙醇为提取溶剂,提取2次,加醇量分别为8倍、6倍量,提取时间分别为2小时、1.5小时。
3.根据权利要求1所述一种舒胸颗粒的制备方法,其特征在于:所述超临界流体萃取法为将川芎药材粉碎至20-40目,干燥,投入超临界萃取装置中,调节萃取温度40-60℃、萃取压力15-25Mpa、CO2流量20-30kg/h,时间为0.5-2小时,收集挥发油。
4.根据权利要求1所述一种舒胸颗粒的制备方法,其特征在于:所述对提取挥发油后的川芎与红花进行提取为:将提取挥发油后的川芎与粉碎成细粉的红花充分混合,用60%-80%的乙醇,进行醇提3次,醇提第1次加入乙醇量为药物重量的3-6倍,时间2小时,第2次为2-4倍,时间1.5小时,第3次2倍,时间1小时,合并提取液,回收乙醇,滤过,得滤液A和药渣;将药渣加水煎煮3次,第1次煎煮加水量为药物重量的4-12倍,煎煮3小时;第2次加水量为4-10倍,煎煮2小时;第3次加水量为4-8倍,煎煮1小时,合并煎液,滤过,得滤液B,将滤液A和滤液B充分混合均匀,适当浓缩,得浸膏。
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