选速效救心丸,还是硝酸甘油?(修订)

2016-12-15 Gcplive 药评中心

硝酸甘油和速效救心丸,都称得上是心绞痛患者的“救命药”。那么,在心绞痛急性发作时,到底是应该选用硝酸甘油还是速效救心丸?这两种药之间究竟怎样区别呢?一、两种药均可用于心绞痛急性发作心绞痛为冠状动脉血流量不能满足心脏需要,心肌急剧的、暂时的缺血、缺氧所引起。硝酸甘油片和速效救心丸均可用于冠心病心绞痛的治疗及预防(药品说明书)。硝酸甘油片硝酸甘油是救治心绞痛发作的首选药物。可用于冠心病心绞痛的治疗及预

硝酸甘油和速效救心丸,都称得上是心绞痛患者的“救命药”。那么,在心绞痛急性发作时,到底是应该选用硝酸甘油还是速效救心丸?这两种药之间究竟怎样区别呢?


一、两种药均可用于心绞痛急性发作


心绞痛为冠状动脉血流量不能满足心脏需要,心肌急剧的、暂时的缺血、缺氧所引起。硝酸甘油片和速效救心丸均可用于冠心病心绞痛的治疗及预防(药品说明书)。

硝酸甘油片


硝酸甘油是救治心绞痛发作的首选药物。可用于冠心病心绞痛的治疗及预防,也可用于降低血压或治疗充血性心力衰竭。

用法用量:成人一次用0.25~0.5mg(半片-1片)舌下含服。每5分钟可重复1片,直至疼痛缓解。

如果15分钟内总量达3片后疼痛持续存在,应立即就医。在活动或大便之前5~10分钟预防性使用,可避免诱发心绞痛。

速效救心丸


速效救心丸也是治疗冠心病心绞痛的良药,由川芎、冰片等中药组成。具有行气活血、祛瘀止痛之功,可增加冠脉血流量,缓解心绞痛。主要用于气滞血瘀型冠心病,心绞痛。

用法用量:含服,一次4—6粒,一日3次;急性发作时,一次10-15粒。

二、两种药临床疗效有区别


为数不多的临床对照研究结果表明,在用于心绞痛急救时,无论是缓解临床症状,还是改善心电图的缺血表现,速效救心丸的疗效都不亚于硝酸甘油片,头痛、口干等副作用较少见。



特别提醒:

1、“速效救心丸”是一个带有广告色彩的商品名。对于严重的心绞痛患者,应该配合其他抗心绞痛药物。

2、无论硝酸甘油,还是速效救心丸,当怀疑急性心肌梗死时,应该尽快去医院采取相应的急救措施。

三、心绞痛急性发作时,如何二选一


虽然速效救心丸和硝酸甘油都是心绞痛急救用药,不过,它们的作用还是有所不同,使用时应该区别对待。

什么时候选用硝酸甘油?


1、心绞痛急性发作时,应优先选用硝酸甘油。


一是因为,硝酸甘油片是目前公认的急救心绞痛的有效药物, 作用确实;二是因为,硝酸甘油片起效快,舌下给药2~3分钟起效、5分钟达到最大效应;三是因为,截至目前为止,尚无偱证学验证速效救心丸与硝酸甘油等效或优于硝酸甘油。

2、当速效救心丸无效时,应选用硝酸甘油。


心绞痛发作较为频繁,且持续时间也较长,每次发作都持续10 分钟以上,如果服用速效救心丸5 分钟仍然没有效果的话,应立即舌下含服硝酸甘油。

3、脾胃虚寒的心绞痛患者,应选用硝酸甘油。


速效救心丸由川芎和冰片组成。其中冰片成分会令脾胃虚寒症状加重,这类患者不可长期服用速效救心丸。

什么时候选用速效救心丸?

1、当硝酸甘油无效时,可选用速效救心丸。


临床研究证明,由于基因多态性等因素的存在,硝酸甘油对部分心绞痛患者无效或疗效不显著。因此,当硝酸甘油无效时,可考虑选用速效救心丸。

2、当有严重低血压及心动过速时,可选用速效救心丸。


南京中医药大学的临床研究结果显示,舌下含服10粒速效救心丸,自含药起始,至含药后第5分钟均未见血压变化。另有研究结果表明,速效救心丸对心率无影响或减慢心率。

3、当存在硝酸甘油禁忌症时,可选用速效救心丸。


硝酸甘油禁用于严重贫血、青光眼、颅内压增高、肥厚型梗阻性心肌病患者和已知对硝酸甘油过敏的患者。当存在上述硝酸甘油禁忌症时,可选用速效救心丸。

4、当不能耐受硝酸甘油,可选用速效救心丸。


硝酸甘油既能扩张心脏冠状动脉, 同时也能扩张心脏周围的动脉。因此易出现起立性低血压,发生头晕甚至晕厥等。当患者不能耐受硝酸甘油,可选用速效救心丸。

四、速效救心丸,可否同时服用“伟哥”?


严禁:硝酸甘油与“伟哥”类药合用


伟哥,通用名为西地那非,属5型磷酸二酯酶抑制药,可用于治疗男性勃起功能障碍。同类药物还包括:他达那非、伐地那非等。

伟哥可增强硝酸甘油的降血压效应,两者合用可引起严重低血压。

谨慎:速效救心丸与伟哥合用

速效救心丸,长期服用不会产生耐药性,而且在改善微循环、保护心肌细胞等方面都具有较好效果。由于速效救心丸对血压影响较少,可以与伟哥谨慎合用!

特别提醒:速效救心丸中含有冰片,研究已证明:冰片不仅可以促进多种药物的吸收,而且可以增加血脑屏障的通透性。因此,当速效救心丸与伟哥合用时,应该减少伟哥的服用剂量!

五、特别提醒


必须舌下含服,不能吞服。


舌下含药是通过舌下毛细血管将药物吸收, 不经肝脏代谢就直接血液循环以迅速缓解心绞痛症状。两种药物都必须舌下含服,不能吞服。

必须坐姿,不能站立或平卧。


硝酸甘油有显著的降压作用,站立时易出现起立性低血压,发生头晕甚至晕厥;平卧则会增加下肢静脉回心的血流量,加重心肌的耗氧量,使心脏的负荷加重,延长心绞痛发作的时间。

连续含服最多3次。


如出现急性心绞痛时,立即舌下含硝酸甘油1 片,或速效救心丸10~15粒;若不见效或疗效不明显,可隔5 分钟后再含1 次,最多可连续含服3 次,若疗效仍然不明显,不可继续含服。如含服3 次,疼痛不缓解且伴大汗、面色苍白、四肢发冷等症状时,极可能是急性心肌梗死发作。

必须及时更换药物。

硝酸甘油必须在阴凉处保存,打开瓶盖后,3~6 个月就可能会失效。失效的硝酸甘油,在舌下含服时,不会出现辣涩的感觉,也不会出现头胀、面红等表现。

速效救心丸中的冰片容易挥发失效,也必须在阴凉处保存。要注意药物是否变软、变黏、变色、破碎,一旦发现变质就要立即更新。若舌下含服没有昔日的麻辣感、苦辣味,或烧灼感、清凉透心感,也应迅速更换新药。


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    2016-12-17 1e1b9149m19(暂无匿称)

    神马叫脾胃虚寒,现代人没人懂,不就是胃炎嘛,你到底是中医还是现代医学呀

    0

  2. [GetPortalCommentsPageByObjectIdResponse(id=163604, encodeId=b96516360414, content=神马叫脾胃虚寒,现代人没人懂,不就是胃炎嘛,你到底是中医还是现代医学呀, beContent=null, objectType=article, channel=null, level=null, likeNumber=71, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=41a81996492, createdName=1e1b9149m19(暂无匿称), createdTime=Sat Dec 17 20:14:49 CST 2016, time=2016-12-17, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=163600, encodeId=1158163600e4, content=含糊不清的, beContent=null, objectType=article, channel=null, level=null, likeNumber=64, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=41a81996492, createdName=1e1b9149m19(暂无匿称), createdTime=Sat Dec 17 20:08:25 CST 2016, time=2016-12-17, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1309326, encodeId=aa731309326dc, content=<a href='/topic/show?id=9faae35400d' target=_blank style='color:#2F92EE;'>#硝酸甘油#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=33, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=73540, encryptionId=9faae35400d, topicName=硝酸甘油)], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=4c37265, createdName=hb2008ye, createdTime=Sat Dec 17 01:14:00 CST 2016, time=2016-12-17, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1592191, encodeId=8b4d15921918a, content=<a href='/topic/show?id=d21f94946ce' target=_blank style='color:#2F92EE;'>#速效救心丸#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=37, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=94946, encryptionId=d21f94946ce, topicName=速效救心丸)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=ce0e18095413, createdName=jj000007, createdTime=Sat Dec 17 01:14:00 CST 2016, time=2016-12-17, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=162993, encodeId=1d0e16299305, content=棒棒哒??????????, beContent=null, objectType=article, channel=null, level=null, likeNumber=62, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=76491981781, createdName=1e184d7bm65(暂无匿称), createdTime=Thu Dec 15 10:29:53 CST 2016, time=2016-12-15, status=1, ipAttribution=)]
    2016-12-17 1e1b9149m19(暂无匿称)

    含糊不清的

    0

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    2016-12-15 1e184d7bm65(暂无匿称)

    棒棒哒??????????

    0

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