CN1129101A - 核糖核酸与肝素复方注射剂 - Google Patents

核糖核酸与肝素复方注射剂 Download PDF

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CN1129101A
CN1129101A CN 95111100 CN95111100A CN1129101A CN 1129101 A CN1129101 A CN 1129101A CN 95111100 CN95111100 CN 95111100 CN 95111100 A CN95111100 A CN 95111100A CN 1129101 A CN1129101 A CN 1129101A
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heparin
ribonucleic acid
injection
compounded
curative effect
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CN1048157C (zh
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钟佛锦
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Abstract

本发明涉及一种治疗慢性病毒性肝炎和肝硬化的生化复方注射剂,它将核糖核酸与肝素混合为一体,其每支配比是核糖核酸6-12毫克,肝素2000-6000国际单位,注射用水3-5毫升。本发明的注射剂可使疗效显著提高。

Description

核糖核酸与肝素复方注射剂
本发明涉及一种复方注射剂,特别是一种治疗慢性病毒性肝炎和肝硬化的生化复方注射剂。
按中华人民共和国药典明确记载,核糖核酸和肝素是两种不同用途的生化注射药物。前者对保护肝细胞、促进DNA合成和肝细胞修复以及白蛋白合成有明显疗效,还有明显抗肝细胞纤维化作用,对改善慢性肝炎和肝硬化的蛋白代谢也有一定疗效。后者用于临床已有50多年历史,主要作为抗凝作用的生化药物,具有抗凝、改善肝脏微循环、增强肝脏血液灌注等作用。但是核糖核酸必须要保持其带信息的大分子完整性才能发挥它的治疗作用而取得疗效,由于人体内广泛存在核糖核酸水解酶,将用于治疗而注射入人体内的核糖核酸在短时间内水解,所以注射进体内的核糖核酸半衰期较短,故不仅使核糖核酸疗效受到限制,而且要有大剂量核糖核酸才能取得一定疗效。而单独使用肝素,则对其用量精确度要求很高,量少了就达不到治疗效果,量大了就会抑制人体凝血系统,而造成患者各器官的出血,甚至有生命危险。到目前为止,还没有核糖核酸和肝素配伍的精确用量的研究报导。
本发明的目的就是为了解决上述问题,提出一种核糖核酸与肝素复方注射剂,它能竞争性抑制核糖核酸水解酶,疗效显著提高。
本发明的技术解决方案:
一种核糖核酸与肝素复方注射剂,其特征在于它将核糖核酸与肝素混合为一体,其每支配比为:
核糖核酸             6-12毫克
肝素        2000-6000国际单位
注射用水              3-5毫升
本发明的复方注射剂在治疗慢性肝炎和肝硬化,无论改善病人临床症状、体征和肝功能以及抗病毒疗效等各方面,均显著优于单用核糖核酸治疗的疗效,并有显著统计差异性(p(0.05-0.01)。因为本发明混合加入的肝素能抑制核糖核酸水解酶,从而保证进入人体的核糖核酸带信息大分子的完整性而发挥作用,加之肝素本身也有增强肝脏血循环等协调功效,故疗效显著提高。同时本发明的复方配比又能保证肝素的用量精确范围,不会出现出血等副作用。
实施例:
取10毫克核糖核酸基质,然后加入3000国际单位的肝素钠(或肝素钙)水剂,并加入4毫升注射用水使它们充分混合灌瓶封装即制得本发明的一支注射水剂。若用冻干设备处理后可制得本发明的注射粉剂。
本发明中,每支注射剂中肝素的最佳用量为3000国际单位,它既能够保护6-12毫克范围内核糖核酸大分子的完整性,延长其半衰期,发挥最佳疗效,同时又是肝素的最安全用量,不会造成患者各器官出血等副作用。若肝素用量低于3000国际单位,疗效降低,若超过6000国际单位,则使出血的危险性增大。

Claims (2)

1、一种核糖核酸与肝素复方注射剂,其特征在于它将核糖核酸与肝素混合为一体,其每支配比为
核糖核酸             6-12毫克
肝素        2000-6000国际单位
注射用水              3-5毫升
2、按权利要求1所述的核糖核酸与肝素复方注射剂,其特征在于每支注射剂中肝素的最佳用量为3000国际单位。
CN95111100A 1995-06-30 1995-06-30 核糖核酸与肝素复方注射剂 Expired - Lifetime CN1048157C (zh)

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CN95111100A CN1048157C (zh) 1995-06-30 1995-06-30 核糖核酸与肝素复方注射剂

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CN95111100A CN1048157C (zh) 1995-06-30 1995-06-30 核糖核酸与肝素复方注射剂

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CN1129101A true CN1129101A (zh) 1996-08-21
CN1048157C CN1048157C (zh) 2000-01-12

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US8685421B2 (en) 2006-07-07 2014-04-01 Surmodics, Inc. Beaded wound spacer device
US9155671B2 (en) 2012-10-16 2015-10-13 Surmodics, Inc. Wound packing device and methods

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