CN107898821A - 一种用于菌毒并治的组合药物及其制备方法 - Google Patents
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Abstract
本发明涉及一种用于抗革兰氏阴性菌和抗内毒素的组合药物,具体公开一种用于菌毒并治的组合药物及其制备方法,该组合药物的组成为,以重量百分比计:由氟苯尼考5‑30%、甲氧苄啶1‑6%、氟尼辛葡甲胺0.5‑5%、金银花提取物1‑10%,其余为辅料淀粉,该组合药物能高效抗菌,并能解除革兰氏阴性菌释放的内毒素,并且对由革兰氏阴性菌,如大肠杆菌、猪副嗜血杆菌等引起的腹泻、水肿病、关节炎、胸膜炎、发热、等病症,疗效显著,达到菌毒并治的效果。
Description
技术领域
本发明属于中西药结合领域,具体涉及一种用于抗革兰氏阴性菌和抗内毒素的组合药物及其制备方法。
背景技术
革兰氏阴性菌感染是兽医临床中较常见的细菌病,而目前针对这些细菌的常用的治疗方法均是抗菌为主,控制症状为辅,往往忽略了在革兰氏阴性菌生长、死亡和抗菌治疗过程中释放的,具有更强致病力的内毒素,释放的内毒素可至动物机体发热、全身炎症反应、脓毒性休克、多器官衰竭甚至临床死亡等病理过程。因此,为避免动物死亡带来严重的经济损失,在抗菌治疗的同时,还应实施抗内毒素治疗,达到“菌毒并治”,双管齐下。在抗内毒素治疗过程中,西药的作用有限。
目前针对革兰氏阴性菌感染的通常防治方法均是采取的单一抗菌方法,因为能有效抗内毒素的药物不多,20世纪末至今,抗内毒素药物的研发是国内外研究的热点,许多药物,包括有内毒素类似物、抗体、亚单位疫苗、多粘菌素结合柱、重组人蛋白、内毒素合成和细胞内信号传导的小分子抑制剂、胆盐、甘氨酸、等现代医学抗内毒素制剂,但目前多数仍处于实验研究阶段,投入临床应用特别是国人能承受者尚有一定距离。并且,抗内毒素制剂临床疗效的可靠性和持久性还有待进一步证实。因此,目前抗内毒素还处于一个缺少药物的状况。而中药却在抗内毒素中发挥了重要的作用,许多研究证实,清热解毒、活血化瘀、益气、温阳、滋阴类药中药具有较好抗内毒素效果,主要通过清除或灭活内毒素、抑制细胞因子、改善微循环和血液流变学、保护脏器实现抗内毒素。
发明内容
针对现有技术存在的问题,本发明提供一种工业化生产工艺简单,操作性强、质量稳定性好、疗效优良,且使用方便,适应规模化养殖业的菌毒并治的组合药物及其制备工艺。
本发明具体技术方案如下:
一种用于菌毒并治的组合药物,该组合药物的成分为:氟苯尼考、甲氧苄啶、氟尼辛葡甲胺、金银花提取物、淀粉,该组合药物中各组分的重量百分比为:氟苯尼考:5-30%、甲氧苄啶1-6%、氟尼辛葡甲胺0.5-10%、金银花提取物:1-10%,淀粉:余量。
作为优选:该组合药物中各组分的重量百分比为:氟苯尼考10%、甲氧苄啶2%、氟尼辛葡甲胺5%、金银花提取物5%,辅料淀粉78%。
金银花提取物制备方法为:将金银花粉碎后放入质量百分比60-80%乙醇中,浸泡12-24h后,加热至50-60℃,并超声提取60-90分钟,过滤,滤渣重复提取2次,3次提取液合并,减压浓缩至1ml相当于该组合药物原生药0.5g时,喷雾干燥得金银花提取物。
乙醇的加入质量是金银花10-20倍。
该组合药物为粉剂或颗粒剂。
一种用于菌毒并治的组合药物的粉剂制备方法,包括以下步骤:
1)称取上述重量份的氟苯尼考、甲氧苄啶、氟尼辛葡甲胺、金银花提取物、淀粉,过60-80目筛;
2)将甲氧苄啶、氟尼辛葡甲胺、淀粉在三维混合机中混合10-15分钟;然后再加入氟苯尼考、金银花提取物,再混合10-15分钟,最后加入剩余的淀粉混合10-15分钟,最后分装。
步骤(2)中第一次加入的淀粉质量是甲氧苄啶和氟尼辛葡甲胺质量之和。
一种用于菌毒并治的组合药物的颗粒剂制备方法,包括以下步骤:
1)称取上述重量份的氟苯尼考、甲氧苄啶、氟尼辛葡甲胺、金银花提取物、淀粉,过60-80目筛;
2)取其中质量百分比2%的淀粉,用100℃沸水制备成含质量百分比8%淀粉的淀粉浆,冷却备用;
3)采用负压将其余药物和淀粉吸入流化床,并在其中靠空气负压“沸腾”混合药物及淀粉10-20分钟,保证物料温度在50-60℃,喷入淀粉浆制粒,制粒完成后,升温至60-70℃烘干颗粒至含水量小于6%即可,最后分装。
有益效果
本发明涉及一种用于抗革兰氏阴性菌和抗内毒素的组合药物,具体公开一种用于菌毒并治的组合药物及其制备方法,该组合药物的成分为:氟苯尼考、甲氧苄啶、氟尼辛葡甲胺、金银花提取物、淀粉,其中氟苯尼考为酰胺醇类抗生素,为动物专用抗生素,具有广谱革兰氏阳性菌和阴性菌的作用,但对革兰氏阴性菌的作用较强,其敏感的革兰氏阴性菌有大肠杆菌、副嗜血杆菌、沙门氏菌、巴氏杆菌等;甲氧苄啶属抗菌增效剂,对革兰氏阳性菌和阴性菌均有抗菌作用,甲氧苄啶通常以1:5的比例与抗生素或抗菌药物合用,可使抗菌作用增加数倍至近百倍;氟尼辛葡甲胺为解热镇痛抗炎药,用于家畜及小动物发热性、炎症性疾患、肌肉痛和软组织痛等;金银花为清热解毒类中药,现代药理研究,金银花兼具有抗菌、抗病毒以及抗内毒素的作用,能够起到清除和灭活内毒素的作用,同时金银花亦具有抗菌作用,并与抗菌的氟苯尼考、抗菌增效剂甲氧苄啶配伍,起到抗菌、抗内毒的作用,即“菌毒并治”,组方中与解热镇痛抗炎的氟尼辛葡甲胺配合,缓解症状,因此既对因治疗,也对症治疗,达到了标本兼治的目的。
具体实施方式
下面结合实施例对本发明进一步说明,但不限制本发明的范围。
实施例1:
一种用于菌毒并治的组合药物,该组合药物中各组分的重量百分比为:氟苯尼考5%、甲氧苄啶1%、氟尼辛葡甲胺2%、金银花提取物2.5%,辅料淀粉89.5%组成的粉剂。
实施例2:
一种用于菌毒并治的组合药物,该组合药物中各组分的重量百分比为:氟苯尼考10%、甲氧苄啶2%、氟尼辛葡甲胺5%、金银花提取物5%,辅料淀粉78%组成的粉剂。
实施例3:
一种用于菌毒并治的组合药物,该组合药物中各组分的重量百分比为:氟苯尼考20%、甲氧苄啶4%、氟尼辛葡甲胺5%、金银花提取物5%,辅料淀粉66%组成的粉剂。
实施例4:
一种用于菌毒并治的组合药物,该组合药物中各组分的重量百分比为:氟苯尼考30%、甲氧苄啶6%、氟尼辛葡甲胺10%、金银花提取物10%,辅料淀粉44%组成的粉剂。
上述金银花提取物的制备方法为:
将金银花粉碎后放入质量百分比60-80%乙醇中,乙醇的加入质量是金银花10-20倍,浸泡12-24h后,加热至50-60℃,并超声提取60-90分钟,过滤,滤渣重复提取2次,3次提取液合并,减压浓缩至1ml相当于原生药0.5g时,喷雾干燥得金银花提取物。实施例1-4中的金银花提取物均采用上述方法来制备。
一种用于菌毒并治的组合药物的粉剂制备方法:包括以下步骤:
1)称取上述重量份的氟苯尼考、甲氧苄啶、氟尼辛葡甲胺、金银花提取物、淀粉,过60-80目筛;
2)将甲氧苄啶、氟尼辛葡甲胺、淀粉在三维混合机中混合10-15分钟,第一次加入的淀粉质量是甲氧苄啶和氟尼辛葡甲胺质量之和,然后再加入氟苯尼考、金银花提取物,再混合10-15分钟,最后加入剩余的淀粉混合10-15分钟,最后分装,内袋抽真空密封,外袋密封即可。
实施例1-4中的菌毒并治的组合药物粉剂剂型均采用上述方法来制备,只改变原料、辅料比例关系即可。
一种用于菌毒并治的组合药物的颗粒剂制备方法,包括以下步骤:
1)称取上述重量份的氟苯尼考、甲氧苄啶、氟尼辛葡甲胺、金银花提取物、淀粉,过60-80目筛;
2)取其中质量百分比2%的淀粉,用100℃沸水制备成含质量百分比8%淀粉的淀粉浆,冷却备用;
3)采用负压将其余药物和辅料吸入流化床,并在其中靠空气负压“沸腾”混合药物及辅料10-20分钟,保证物料在50-60℃,喷入淀粉浆制粒,制粒完成后,升温至60-70℃烘干颗粒至含水量小于6%即可,最后分装。
实施例1-4中的菌毒并治的组合药物颗粒剂剂型均采用上述方法来制备,只改变原料、辅料比例关系即可。
菌毒并治的组合药物对大肠杆菌、猪副嗜血杆菌的体外抗菌试验研究:
采用试管2倍稀释法体外测定菌毒并治的组合药物对猪源和鸡源大肠杆菌以及猪副嗜血杆菌最小抑菌浓度(MIC)。
表1:菌毒并治的组合药物对大肠杆菌、猪副嗜血杆菌的MIC
单位:mg/L
| 组别 | 鸡源大肠杆菌 | 猪源大肠杆菌 | 猪副嗜血杆菌 |
| 菌毒并治的组合药物 | 0.2 | 0.2 | 4.0 |
| 氟苯尼考原料 | 1.6 | 0.8 | 32 |
注:1、菌毒并治的组合药物,含氟苯尼考10%、甲氧苄啶2%、氟尼辛葡甲胺2%、金银花提取物5%。由四川维尔康动物药业有限公司实验室自制,批号20170201。(下同);2、菌毒并治的组合药物的浓度以氟苯尼考计,便于与原料药氟苯尼考比较。3、鸡源大肠杆菌、猪源大肠杆菌、猪副嗜血杆菌均为本实验临床分离所得。
综上所述,菌毒并治的组合药物的抑菌能力较氟苯尼考原料有4-8倍的提高,因为菌毒并治的组合药物为复方制剂,其中的金银花提取物也具有抑菌作用;而甲氧苄啶是抗菌增效剂,与抗菌药、抗生素联合运用可提高抑菌杀菌能力数倍,甚至数十倍。因此,试验显示,菌毒并治的组合药物具有良好的抗菌作用。
菌毒并治的组合药物抗仔猪体内大肠杆菌、猪副嗜血杆菌病内毒素的防治试验研究:
实验分两部分,第一部分选取自然发病,致病菌为大肠杆菌的仔猪,采用内毒素检测试剂盒鲎试剂分别测定给药前和连续给药3天后血液中内毒素浓度水平,并与健康对照组以及阳性对照组(即感染后未给任何药物组)进行比较,推断出该组合药物是否具有动物体内抗内毒的作用。第二部分,同理选取自然发病,致病菌为猪副嗜血杆菌仔猪,分组及方法同上。其结果如下表:
表2:菌毒并治的组合药物对仔猪感染大肠杆菌后血液中内毒素的影响
表3:菌毒并治的组合药物对仔猪感染副嗜血杆菌后血液中内毒素的影响
由以上表2、表3可知,菌毒并治的组合药物高低浓度均能有效清除动物体内由细菌产生或释放的内毒素,降低血液中的内毒素水平,是清除内毒素较好的药物组合。因此,上述研究可以很好佐证,菌毒并治的组合药物确实能起到较好的抗菌、抗内毒素的作用,达到了“菌毒并治”。
Claims (8)
1.一种用于菌毒并治的组合药物,其特征在于:该组合药物的成分为:氟苯尼考、甲氧苄啶、氟尼辛葡甲胺、金银花提取物、淀粉,该组合药物中各组分的重量百分比为:氟苯尼考:5-30%、甲氧苄啶:1-6%、氟尼辛葡甲胺:0.5-10%、金银花提取物:1-10%,淀粉:余量。
2.根据权利要求1所述的一种用于菌毒并治的组合药物,其特征在于:该组合药物中各组分的重量百分比为:氟苯尼考10%、甲氧苄啶2%、氟尼辛葡甲胺5%、金银花提取物5%,淀粉78%。
3.根据权利要求1或2所述的一种用于菌毒并治的组合药物,其特征在于:该组合药物为粉剂或颗粒剂。
4.根据权利要求1或2所述的一种用于菌毒并治的组合药物,其特征在于:所述的金银花提取物制备方法为:将金银花粉碎后放入质量百分比60-80%乙醇中,浸泡12-24h后,加热至50-60℃,并超声提取60-90分钟,过滤,滤渣重复提取2次,3次提取液合并,减压浓缩至1ml相当于原生药0.5g时,喷雾干燥得金银花提取物。
5.根据权利要求4所述的一种用于菌毒并治的组合药物,其特征在于:乙醇的加入质量是金银花10-20倍。
6.根据权利要求1或3所述的一种用于菌毒并治的组合药物的粉剂制备方法:其特征在于:包括以下步骤:
(1)称取上述重量份的氟苯尼考、甲氧苄啶、氟尼辛葡甲胺、金银花提取物、淀粉,过60-80目筛;
(2)将甲氧苄啶、氟尼辛葡甲胺、淀粉在三维混合机中混合10-15分钟;然后再加入氟苯尼考、金银花提取物,再混合10-15分钟,最后加入剩余的淀粉混合10-15分钟,最后分装。
7.根据权利要求6所述的一种用于菌毒并治的组合药物的粉剂制备方法:其特征在于:步骤(2)中第一次加入的淀粉质量是甲氧苄啶和氟尼辛葡甲胺质量之和。
8.根据权利要求1或3所述的一种用于菌毒并治的组合药物的颗粒剂制备方法:其特征在于:包括以下步骤:
(1)称取上述重量份的氟苯尼考、甲氧苄啶、氟尼辛葡甲胺、金银花提取物、淀粉,过60-80目筛;
(2)取其中质量百分比2%的淀粉,用100℃沸水制备成含质量百分比8%淀粉的淀粉浆,冷却备用;
(3)采用负压将其余药物和淀粉吸入流化床,并在其中靠空气负压“沸腾”混合药物及淀粉10-20分钟,保证物料温度在50-60℃,喷入淀粉浆制粒,制粒完成后,升温至60-70℃烘干颗粒至含水量小于6%即可,最后分装。
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