盘点:避孕,能用‘套’就少用‘药’

2016-08-09 MedSci MedSci原创

口服避孕药,通常被称为避孕药,是一种激素避孕药,美国每年大约有1200万名妇女采用口服避孕药的方式避孕。避孕药是一种非常有效的避孕方法。每年约8%的女性因忘记服用避孕药而发生意外怀孕。然而,若每天同一时刻服用避孕药,100位女性中只有一位会在使用避孕药的第一年内意外怀孕。小编贴心整理这篇奉献给这个七夕夜,毕竟一年只见一面,好好珍惜吧! 【1】增加静脉血栓栓塞的发生

口服避孕药,通常被称为避孕药,是一种激素避孕药,美国每年大约有1200万名妇女采用口服避孕药的方式避孕。避孕药是一种非常有效的避孕方法。每年约8%的女性因忘记服用避孕药而发生意外怀孕。然而,若每天同一时刻服用避孕药,100位女性中只有一位会在使用避孕药的第一年内意外怀孕。小编贴心整理这篇奉献给这个七夕夜,毕竟一年只见一面,好好珍惜吧!



【1】增加静脉血栓栓塞的发生风险

根据一项荟萃分析的结果,严重的遗传性易栓症女性使用口服避孕药会增加静脉血栓栓塞(VTE)的风险。

研究人员对12项病例对照研究和3项队列研究的数据进行了分析,评估家庭中有轻度和重度的遗传性易栓症妇女使用复方口服避孕药后的首次VTE的额外风险。

结果发现,使用口服避孕药增加轻度和重度血栓形成倾向妇女VTE风险。家庭的队列研究表明,100丸年随访中的绝对VTE风险在重度栓形成倾向女性中更大。此外,研究人员还指出,无血栓形成倾向的女性使用口服避孕药后,其VTE风险也会增加。但是研究人员指出,这一群体包括家庭成员有血栓形成倾向的家族史。而家族队列研究中没有因子V Leiden或凝血酶原基因G20210A突变的女性,使用口服避孕药后的VTE发生率从0到0.19。非双杂合子或FV Leiden 或凝血酶原基因G20210A突变纯合子女性的VTE发生率为0.19。没有抗凝血酶、蛋白C或蛋白S缺乏的女性其VTE发生率从0.48到0.7。(文章详见——J Thromb Heamost:口服避孕药、血栓与静脉血栓栓塞的风险:系统回顾和荟萃分析

此外,近期发表于JAMA Neurology的研究显示,口服避孕药的肥胖女性,与没有口服避孕药的正常体重女性相比,脑静脉血栓形成(CVT)的风险更大。

研究人员对来自两家医院的CVT患者进行了一项研究,纳入了186例CVT和6,134例对照组。研究者发现,与对照组相比,CVT患者有以下特征:更年轻(40 vs. 48岁)、女性、口服避孕药频率更高、更有可能有癌症既往史。

研究者指出,口服避孕药的肥胖女性,与没有口服避孕药的正常体重女性相比,CVT风险增加近30倍!口服避孕药的超重女性CVT风险同样增加。不过没有使用口服避孕药肥胖人群无论男女,对CVT风险不会产生影响。(文章详见——JAMA Neurol:胖女人小心了,口服避孕药脑静脉血栓形成风险大



【2】部分避孕药会增加肺栓塞、缺血性卒中和心肌梗死的发病风险

据发表于BMJ的一项研究结果表明,对于相同剂量的雌激素,与左炔诺孕酮相比,去氧孕烯和孕二烯酮会导致更高的肺栓塞风险。对于同种孕激素,相比30-40 µg雌激素,结合20 µg雌激素有更低的肺栓塞、缺血性卒中和心肌梗死风险。

该研究共纳入了4945088名15-49岁居住在法国的女性,所有参与者均有口服避孕药史,但先前没有癌症、肺栓塞、缺血性卒中和心肌梗死史。研究期间共发生了3253例主要观察的病例,肺栓塞、缺血性卒中和心肌梗死分别为:1800(33/100000人年)、1036(19/100000人年)和407(7/100000人年)。

校正混杂因素后,使用低剂量雌激素女性(20 µg v 30-40 µg)其肺栓塞、缺血性卒中和心肌梗死的相对风险分别为0.75、0.82和0.56;与左炔诺孕酮相比,去氧孕烯和孕二烯酮会导致更高的肺栓塞相对风险。左炔诺孕酮+20 µg雌激素相比左炔诺孕酮+30-40 µg雌激素,研究所观察的三种不良事件风险均显著更低。(文章详见——BMJ:常见复方口服避孕药的肺栓塞、缺血性卒中和心肌梗死风险

【3】增加HIV感染的风险

来自俄亥俄州立大学医学中心的研究者发现,使用甲孕酮(DMPA)或左炔诺孕酮(LNG)后显著增加了雌性小鼠生殖道病毒感染易感性。

具体来说,用DMPA或LNG治疗小鼠会导致上皮通透性增加从而减少生殖道屏障保护。较大的通透性增加了病毒的病原体侵入的机会。值得注意的是,我们对女性宫颈活检组织进行了评估,一个月后DMPA初步作用导致屏障保护减少了,这同黄体酮治疗的小鼠发生的改变相同。(文章详见——Mucosal Immunol:激素类避孕药会增加HIV生殖道感染

【4】诱发癫痫发作

近期发表在Epilepsy Research的研究称,口服避孕药的主要成分乙炔雌二醇会增加癫痫患者发作频率,损害癫痫患者的大脑。

研究人员表示,先前对癫痫女性的研究表明,激素类避孕药会导致患者癫痫发作更频繁,差不多是不服用这些口服避孕药患者的4.5倍!

这项癫痫动物模型的研究显示,乙炔雌二醇不仅会导致癫痫发作频率更高,还会让癫痫越来越不容易控制!(文章详见——Epilepsy Res:激素类避孕药可诱发女性癫痫发作



【5】 克罗恩患者应谨慎使用避孕药

来自瑞典的一项研究显示,克罗恩(CD)女性患者长期使用口服避孕药会增加手术风险。

研究纳入了4036名CD患者,中位数随访58个月中,有482例手术。与没有使用OC的患者相比,既往使用OC的患者其手术的MV-adjusted HR=1.14 (95% CI, 0.80-1.63),当前使用OC的患者其手术的MV-adjusted HR=1.30 (95% CI, 0.89-1.92)。使用OC时间越长(Ptrend=.036)、每日剂量越大(Ptrend=.016),手术风险就越高。值得一提的是,使用OC超过3年,手术的MV-adjusted HR=1.68 (95% CI, 1.06-2.67)。不同OC组合类型均具有相似联系。研究者还估计,每83名使用至少一年的组合OC的CD患者中,就需要额外的1次手术。不过使用OC并不会增加类固醇处方。(文章详见——Gastroenterology:克罗恩女性患者应谨慎使用避孕药

【6】 增加妊娠糖尿病患病的发病风险

据发表于《慢病疾病预防》杂志的一项研究表明,相比未曾避孕的女性,服用过激素避孕药的女性患妊娠糖尿病(GDM)的风险升高40%。

研究人员分析了2741例妊娠数据以确定既往避孕方式是否对妊娠糖尿病风险有影响。结果显示,使用过激素避孕女性的妊娠糖尿病患病风险比未曾避孕的女性高43%。此外,30岁或以上女性的妊娠糖尿病患病风险高于20岁以下女性。相反,采用屏障避孕方式的女性妊娠糖尿病患病风险低于比未曾避孕的女性,意外怀孕女性的患病风险低于计划中怀孕的女性。

在参与调研的女性中,8.3%报告在最近一次怀孕时被诊断为妊娠糖尿病。激素避孕药是最常用的避孕方式(17.9%),其次是屏障避孕法(17.2%)、危险期推算法(6.8%)等。还有超过一半(56%)的女性报告不使用避孕措施。(文章详见——Prev Chronic Dis:激素避孕药使妊娠糖尿病患病风险升高40%



【7】 增加多发性硬化的发病风险

一项病例对照研究结果显示,罹患多发性硬化(MS)或临床孤立综合征(CIS)的女性与那些没有MS或CIS的女性相比,在她们在疾病确诊前3年内服用口服避孕药的可能性更大。

研究者们在一项基于人群的巢式病例对照研究中调查了这一关系。纳入了305名伴有MS或CIS的女性。每个病例根据年龄、种族和成员特征匹配10名对照者。

结果显示,29.2%的MS病例与23.5%对照者在症状发作之前的3年内至少使用激素避孕药3个月。大部分人员使用雌激素/孕激素联合剂型。症状发作前3年内曾使用激素避孕药的女性发展成为MS/CIS风险增加35%。那些症状发作前至少1个月才停止使用激素避孕药的女性风险增加50%。(文章详见——AAN 2014:激素避孕药的使用与多发性硬化有关吗?

【8】 避孕药存在的十大副作用

最后,奉上避孕药的十大副作用:

1.非生理期阴道点状出血。

2.恶心。

3.乳房胀痛。

4.头痛。

5.体重增加。

6.情绪变化。

7.停经。

8.性欲减退

9.阴道溢液。

10.隐形眼镜视觉变化。(文章详见——避孕药虽好,可不要贪吃哦



如果男生真的爱惜女生又不想意外造出新生命的话那么请自觉用套吧!


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  1. [GetPortalCommentsPageByObjectIdResponse(id=99971, encodeId=34df999e1cb, content=还是套好, beContent=null, objectType=article, channel=null, level=null, likeNumber=40, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=36cd1931808, createdName=玲儿呢丫丫, createdTime=Wed Aug 17 19:57:00 CST 2016, time=2016-08-17, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=97294, encodeId=b5529e294d4, content=确实啊,都不如套有用, beContent=null, objectType=article, channel=null, level=null, likeNumber=45, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=/v1.0.0/img/user_icon.png, createdBy=a37a1710612, createdName=oo902, createdTime=Wed Aug 10 16:06:00 CST 2016, time=2016-08-10, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=97231, encodeId=ae359e231d4, content=学习啦!, beContent=null, objectType=article, channel=null, level=null, likeNumber=50, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=93f31631454, createdName=1dd8c52fm63(暂无匿称), createdTime=Wed Aug 10 08:09:00 CST 2016, time=2016-08-10, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=97221, encodeId=2c979e22127, content=好恐怖, beContent=null, objectType=article, channel=null, level=null, likeNumber=42, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/vi_32/DYAIOgq83er7gGJY7ibia1wDTTwTL7vXbqvekMBTHAsd3KZ7btXM9tnHuicI2LdxJtIiccXeDCiaTvzkwMuribZ9oHVA/0, createdBy=c7b81713099, createdName=木水晶, createdTime=Wed Aug 10 07:33:00 CST 2016, time=2016-08-10, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=97205, encodeId=19659e20515, content=阅读增加知识面。, beContent=null, objectType=article, channel=null, level=null, likeNumber=54, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=http://cdnapi.center.medsci.cn/medsci/head/2017/04/21/72142930668371951a41ef4ea4b233e6.jpg, createdBy=dcbc1715228, createdName=刘煜, createdTime=Wed Aug 10 06:26:00 CST 2016, time=2016-08-10, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=97179, encodeId=37249e1791c, content=看后增加了知识面, beContent=null, objectType=article, channel=null, level=null, likeNumber=22, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/NUyjXTCJjo5nmIH5IQqCKjJgSCuicPWUWOUcdqt1ROPnEiaOYN4pSHibDv8la3OxNLalvuvUXn8clpJlrpuyTpckgt9OPkeSSdT/0, createdBy=8fd71930726, createdName=半夏微凉, createdTime=Wed Aug 10 01:56:00 CST 2016, time=2016-08-10, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=97178, encodeId=d2309e17870, content=爱她就多带带,涨知识, beContent=null, objectType=article, channel=null, level=null, likeNumber=20, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=73441710184, createdName=明崖, createdTime=Wed Aug 10 01:49:00 CST 2016, time=2016-08-10, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=97170, encodeId=1b2d9e170f0, content=继续学习, beContent=null, objectType=article, channel=null, level=null, likeNumber=20, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=http://cacheapi.medsci.cn/resource/upload/20151005/IMG5612955936CFA7964.jpg, createdBy=18621654109, createdName=Guoxj3234, createdTime=Tue Aug 09 23:16:00 CST 2016, time=2016-08-09, status=1, ipAttribution=)]
    2016-08-17 玲儿呢丫丫

    还是套好

    0

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    2016-08-10 oo902

    确实啊,都不如套有用

    0

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    2016-08-10 1dd8c52fm63(暂无匿称)

    学习啦!

    0

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    2016-08-10 木水晶

    好恐怖

    0

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    2016-08-10 刘煜

    阅读增加知识面。

    0

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    2016-08-10 半夏微凉

    看后增加了知识面

    0

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    2016-08-10 明崖

    爱她就多带带,涨知识

    0

  8. [GetPortalCommentsPageByObjectIdResponse(id=99971, encodeId=34df999e1cb, content=还是套好, beContent=null, objectType=article, channel=null, level=null, likeNumber=40, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=36cd1931808, createdName=玲儿呢丫丫, createdTime=Wed Aug 17 19:57:00 CST 2016, time=2016-08-17, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=97294, encodeId=b5529e294d4, content=确实啊,都不如套有用, beContent=null, objectType=article, channel=null, level=null, likeNumber=45, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=/v1.0.0/img/user_icon.png, createdBy=a37a1710612, createdName=oo902, createdTime=Wed Aug 10 16:06:00 CST 2016, time=2016-08-10, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=97231, encodeId=ae359e231d4, content=学习啦!, beContent=null, objectType=article, channel=null, level=null, likeNumber=50, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=93f31631454, createdName=1dd8c52fm63(暂无匿称), createdTime=Wed Aug 10 08:09:00 CST 2016, time=2016-08-10, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=97221, encodeId=2c979e22127, content=好恐怖, beContent=null, objectType=article, channel=null, level=null, likeNumber=42, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/vi_32/DYAIOgq83er7gGJY7ibia1wDTTwTL7vXbqvekMBTHAsd3KZ7btXM9tnHuicI2LdxJtIiccXeDCiaTvzkwMuribZ9oHVA/0, createdBy=c7b81713099, createdName=木水晶, createdTime=Wed Aug 10 07:33:00 CST 2016, time=2016-08-10, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=97205, encodeId=19659e20515, content=阅读增加知识面。, beContent=null, objectType=article, channel=null, level=null, likeNumber=54, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=http://cdnapi.center.medsci.cn/medsci/head/2017/04/21/72142930668371951a41ef4ea4b233e6.jpg, createdBy=dcbc1715228, createdName=刘煜, createdTime=Wed Aug 10 06:26:00 CST 2016, time=2016-08-10, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=97179, encodeId=37249e1791c, content=看后增加了知识面, beContent=null, objectType=article, channel=null, level=null, likeNumber=22, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/NUyjXTCJjo5nmIH5IQqCKjJgSCuicPWUWOUcdqt1ROPnEiaOYN4pSHibDv8la3OxNLalvuvUXn8clpJlrpuyTpckgt9OPkeSSdT/0, createdBy=8fd71930726, createdName=半夏微凉, createdTime=Wed Aug 10 01:56:00 CST 2016, time=2016-08-10, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=97178, encodeId=d2309e17870, content=爱她就多带带,涨知识, beContent=null, objectType=article, channel=null, level=null, likeNumber=20, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=73441710184, createdName=明崖, createdTime=Wed Aug 10 01:49:00 CST 2016, time=2016-08-10, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=97170, encodeId=1b2d9e170f0, content=继续学习, beContent=null, objectType=article, channel=null, level=null, likeNumber=20, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=http://cacheapi.medsci.cn/resource/upload/20151005/IMG5612955936CFA7964.jpg, createdBy=18621654109, createdName=Guoxj3234, createdTime=Tue Aug 09 23:16:00 CST 2016, time=2016-08-09, status=1, ipAttribution=)]
    2016-08-09 Guoxj3234

    继续学习

    0

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