(收藏)孕产妇,哪些抗生素不能用 ?

2017-07-26 医学之声公众号整理 FDA

在临床上,我们经常遇到孕产妇的感染性疾病,需要使用抗生素。很多年轻临床大夫这时候心里就没谱,不知道哪些抗感染药物能用,哪些不能用。所以医学之声今天就谈谈这个问题,希望对大家有所帮助。要了解这部分内容,就必须要熟悉FDA关于孕产妇用药的分级标准。

临床上,我们经常遇到孕产妇的感染性疾病,需要使用抗生素。很多年轻临床大夫这时候心里就没谱,不知道哪些抗感染药物能用,哪些不能用。所以医学之声今天就谈谈这个问题,希望对大家有所帮助。要了解这部分内容,就必须要熟悉FDA关于孕产妇用药的分级标准。

FDA关于药物在孕期的分级标准

美国食品和药物管理局根据药物对胎儿的致畸情况,将药物对胎儿的危害等级分为A、B、C、D、X 5个级别:

A类:在人类有对照组的研究中,证明对胎儿无危害。包括多种维生素,孕期维生素制剂,但不包括大剂量维生素制剂。

B类:动物实验中证明对胎仔无危害,但尚无在人类的研究;或动物实验证明有不良作用,但在人类有良好对照组的研究中未发现此作用。

C类:尚无很好的动物试验或人类的研究,或者动物实验对胎儿有不良作用,但在人类尚缺乏可利用的资料。很多在妊娠期常用的药物属于此类。

D类:已有证据证明对胎儿有危害,但在孕期应权衡利弊,在利大于弊时,仍可使用。如苯妥英纳、卡马西平等。

X类:已证明对胎儿的危险明显大于任何益处。例如:治疗痤疮的异维甲酸,可致胎儿中枢神经系统、面部及心血管的多种畸形。

1、抗生素类药物:

① 青霉素类:为B类药,毒性小,是对孕妇最安全的抗感染药物,包括广谱青霉素如氨苄西林、哌拉西林、美洛西林等其它β-内酰胺制剂。

② 头孢菌素类:B类药。此类药可通过胎盘,但目前无此类药致畸的报道,在孕期血浆半衰期较非孕期短。孕期可用。

③ 氨基糖甙类:属D类或C类药。此类药物易通过胎盘,脐血药物浓度明显升高,对孕妇及胎儿有一定危害,孕期禁用或慎用。

④ 大环内脂类:多为B类,因分子量较大,不易通过胎盘。可用于青霉素过敏者和衣原体、支原体感染者。

⑤ 四环素类:多为D类,包括四环素(D)、土霉素(D)、强力霉素(D)、美满霉素(D)等。

此类药容易通过胎盘和进入乳汁,为致畸药。四环素荧光物质可沉积于牙釉质及胎儿骨骼,影响胎儿牙釉质及体格发育,导致胎儿宫内发育迟缓。当孕妇肾功能不全时,可致孕妇急性脂肪肝,孕期禁用。此类药物在乳汁中浓度较高,哺乳期需权衡利弊使用或暂停哺乳。

⑥ 氯霉素:可通过胎盘并进入乳汁,对骨髓有抑制作用,用于早产儿可引起“灰婴综合征”。孕期和哺乳期禁用。

 ⑦ 喹诺酮类:多为C类药,包括吡哌酸、氟哌酸、环丙沙星、氧氟沙星、司帕沙星等等。此类药物作用机制为抑制细菌DNA螺旋酶,此类药物对骨和软骨有很强的亲和力,可引起动物不可逆的关节病,或影响胎儿软骨发育,孕期禁用。

⑧ 磺胺类:多为C类,本类药物易通过胎盘,动物实验有致畸作用,但人类无报道。孕晚期应用可使新生儿血小板减少、溶血性贫血。同时还可竞争性抑制胆红素与白蛋白的结合,引起新生儿高胆红素血症。孕期慎用,分娩前禁用。

⑨ 洁霉素类:包括洁霉素、克林霉素等,为B类药。可通过胎盘并进入乳汁,无对胚胎不良影响的纪录,相对安全。

⑩ 甲硝唑:现在为B类,过去分类为C类。有报道1700例早孕妇女应用后并未增加畸胎率,近来FDA已将其列为B类药。

美国疾病预防控制中心已推荐其用于孕期阴道滴虫病的治疗。但替硝唑为C类药,孕期慎用。

奥硝唑:动物实验无致畸性,但在妊娠妇女中无对照研究,慎用

 2、抗病毒类药物:

① 利巴韦林(病毒唑):即三氮唑核苷,为X类药,动物实验发现几乎所有种类的受试动物应用本品后,都出现致畸和杀胚胎作用,孕期禁用。本品在体内消除很慢,停药四周尚不能自体内完全清除。

②无环鸟苷:即阿昔洛伟,为B类药。本品可抑制DNA的合成,用于疱疹病毒感染。有报道:581例孕期使用此药者,畸形发生率未增加。

万乃洛伟:B级;

更昔洛伟:C类

③干扰素:孕期最好不用

④拉米夫定、齐多夫定:为C级,可用于孕期AIDS的治疗。

3、抗结核药:

① 异烟肼:为C类药。此药脂溶性高,分子量低、几乎不与血浆蛋白结合,故容易通过胎盘,脐血中浓度高于母血。

但对4900名使用异烟肼的孕妇回顾性资料分析显示其胎儿畸形率并未增加,目前认为妊娠合并结核者可用。

②利福平:C类药。动物实验发现,对怀孕的大鼠及小鼠应用RFP,胎仔可出现脊柱裂和腭裂。但有报道在204例孕期使用利福平的患者,其新生儿畸形率并未增加。属孕期慎用。但乳汁中药物浓度低,哺乳期可用。

③ 乙胺丁醇:B类药。目前认为本品对人类无致畸作用,孕期患结核时首选。

4、抗真菌药:

制霉菌素和克霉唑,均为B类药,孕期可用;

咪康唑、氟康唑为C类药;

二性霉素B用于治疗全身性霉菌感染,未见增加先天畸形的报道。

依曲康唑(C)缺乏在人类早期妊娠的研究,孕期慎用。

大剂量氟康唑可致动物胎儿畸形,但无人类孕期致畸的报道。

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  1. [GetPortalCommentsPageByObjectIdResponse(id=227465, encodeId=157122e46595, content=FDA是最高级别的吗?中国认可的吧?, beContent=null, objectType=article, channel=null, level=null, likeNumber=86, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=http://cdnapi.center.medsci.cn/medsci/head/2018/04/04/355c07748bd28246a802dedc6fdf7421.jpg, createdBy=4cfd1732073, createdName=0348, createdTime=Sat Jul 29 06:13:09 CST 2017, time=2017-07-29, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=226616, encodeId=29ad22661606, content=很好,很适用, beContent=null, objectType=article, channel=null, level=null, likeNumber=57, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=712c1945140, createdName=心不在烟, createdTime=Wed Jul 26 18:34:54 CST 2017, time=2017-07-26, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=226598, encodeId=c27e22659847, content=很好的文章,谢谢分享, beContent=null, objectType=article, channel=null, level=null, likeNumber=57, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/Q3auHgzwzM4o2XVpJ6449yqDsjibydI5HnJ8MibGxNn4HZiaZib0bdfibbwoz3KQrIyN9AGxq36ZlZRNicYlPfOOWMtwgsajY6mGNFiaPclFdowjD0/0, createdBy=97bd1338592, createdName=清风拂面, createdTime=Wed Jul 26 17:30:59 CST 2017, time=2017-07-26, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=226579, encodeId=c2eb2265e951, content=henhao, beContent=null, objectType=article, channel=null, level=null, likeNumber=66, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/mStl88fu4NcXNhUvfhzd2VdicMnaLeK2Im5gKx4Ucxd8Bwu6S7RG0uILBFQx5HTW2bU4VricDYlQqN20ibASSMYAeGrZrrTpy2Q/0, createdBy=b10c1938054, createdName=1e0e5697m83(暂无匿称), createdTime=Wed Jul 26 16:46:05 CST 2017, time=2017-07-26, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=226551, encodeId=c713226551c7, content=很实用, beContent=null, objectType=article, channel=null, level=null, likeNumber=47, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=c8f71666971, createdName=连荣, createdTime=Wed Jul 26 16:15:07 CST 2017, time=2017-07-26, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=226549, encodeId=958c22654903, content=学习了,涨知识了!, beContent=null, objectType=article, channel=null, level=null, likeNumber=19, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/ajNVdqHZLLDM9swhbgTo7nzqRKzMmzckmEoeTyLQVDCgjqsicjyhxPs0vPoYU6GsSYbCjSkNHicJkz3NL0a0EbUMVdNjkctXI6FocpGKaVr9E/0, createdBy=29392048316, createdName=王秀, createdTime=Wed Jul 26 16:04:40 CST 2017, time=2017-07-26, status=1, ipAttribution=)]
    2017-07-29 0348

    FDA是最高级别的吗?中国认可的吧?

    0

  2. [GetPortalCommentsPageByObjectIdResponse(id=227465, encodeId=157122e46595, content=FDA是最高级别的吗?中国认可的吧?, beContent=null, objectType=article, channel=null, level=null, likeNumber=86, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=http://cdnapi.center.medsci.cn/medsci/head/2018/04/04/355c07748bd28246a802dedc6fdf7421.jpg, createdBy=4cfd1732073, createdName=0348, createdTime=Sat Jul 29 06:13:09 CST 2017, time=2017-07-29, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=226616, encodeId=29ad22661606, content=很好,很适用, beContent=null, objectType=article, channel=null, level=null, likeNumber=57, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=712c1945140, createdName=心不在烟, createdTime=Wed Jul 26 18:34:54 CST 2017, time=2017-07-26, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=226598, encodeId=c27e22659847, content=很好的文章,谢谢分享, beContent=null, objectType=article, channel=null, level=null, likeNumber=57, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/Q3auHgzwzM4o2XVpJ6449yqDsjibydI5HnJ8MibGxNn4HZiaZib0bdfibbwoz3KQrIyN9AGxq36ZlZRNicYlPfOOWMtwgsajY6mGNFiaPclFdowjD0/0, createdBy=97bd1338592, createdName=清风拂面, createdTime=Wed Jul 26 17:30:59 CST 2017, time=2017-07-26, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=226579, encodeId=c2eb2265e951, content=henhao, beContent=null, objectType=article, channel=null, level=null, likeNumber=66, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/mStl88fu4NcXNhUvfhzd2VdicMnaLeK2Im5gKx4Ucxd8Bwu6S7RG0uILBFQx5HTW2bU4VricDYlQqN20ibASSMYAeGrZrrTpy2Q/0, createdBy=b10c1938054, createdName=1e0e5697m83(暂无匿称), createdTime=Wed Jul 26 16:46:05 CST 2017, time=2017-07-26, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=226551, encodeId=c713226551c7, content=很实用, beContent=null, objectType=article, channel=null, level=null, likeNumber=47, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=c8f71666971, createdName=连荣, createdTime=Wed Jul 26 16:15:07 CST 2017, time=2017-07-26, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=226549, encodeId=958c22654903, content=学习了,涨知识了!, beContent=null, objectType=article, channel=null, level=null, likeNumber=19, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/ajNVdqHZLLDM9swhbgTo7nzqRKzMmzckmEoeTyLQVDCgjqsicjyhxPs0vPoYU6GsSYbCjSkNHicJkz3NL0a0EbUMVdNjkctXI6FocpGKaVr9E/0, createdBy=29392048316, createdName=王秀, createdTime=Wed Jul 26 16:04:40 CST 2017, time=2017-07-26, status=1, ipAttribution=)]
    2017-07-26 心不在烟

    很好,很适用

    0

  3. [GetPortalCommentsPageByObjectIdResponse(id=227465, encodeId=157122e46595, content=FDA是最高级别的吗?中国认可的吧?, beContent=null, objectType=article, channel=null, level=null, likeNumber=86, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=http://cdnapi.center.medsci.cn/medsci/head/2018/04/04/355c07748bd28246a802dedc6fdf7421.jpg, createdBy=4cfd1732073, createdName=0348, createdTime=Sat Jul 29 06:13:09 CST 2017, time=2017-07-29, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=226616, encodeId=29ad22661606, content=很好,很适用, beContent=null, objectType=article, channel=null, level=null, likeNumber=57, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=712c1945140, createdName=心不在烟, createdTime=Wed Jul 26 18:34:54 CST 2017, time=2017-07-26, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=226598, encodeId=c27e22659847, content=很好的文章,谢谢分享, beContent=null, objectType=article, channel=null, level=null, likeNumber=57, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/Q3auHgzwzM4o2XVpJ6449yqDsjibydI5HnJ8MibGxNn4HZiaZib0bdfibbwoz3KQrIyN9AGxq36ZlZRNicYlPfOOWMtwgsajY6mGNFiaPclFdowjD0/0, createdBy=97bd1338592, createdName=清风拂面, createdTime=Wed Jul 26 17:30:59 CST 2017, time=2017-07-26, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=226579, encodeId=c2eb2265e951, content=henhao, beContent=null, objectType=article, channel=null, level=null, likeNumber=66, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/mStl88fu4NcXNhUvfhzd2VdicMnaLeK2Im5gKx4Ucxd8Bwu6S7RG0uILBFQx5HTW2bU4VricDYlQqN20ibASSMYAeGrZrrTpy2Q/0, createdBy=b10c1938054, createdName=1e0e5697m83(暂无匿称), createdTime=Wed Jul 26 16:46:05 CST 2017, time=2017-07-26, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=226551, encodeId=c713226551c7, content=很实用, beContent=null, objectType=article, channel=null, level=null, likeNumber=47, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=c8f71666971, createdName=连荣, createdTime=Wed Jul 26 16:15:07 CST 2017, time=2017-07-26, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=226549, encodeId=958c22654903, content=学习了,涨知识了!, beContent=null, objectType=article, channel=null, level=null, likeNumber=19, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/ajNVdqHZLLDM9swhbgTo7nzqRKzMmzckmEoeTyLQVDCgjqsicjyhxPs0vPoYU6GsSYbCjSkNHicJkz3NL0a0EbUMVdNjkctXI6FocpGKaVr9E/0, createdBy=29392048316, createdName=王秀, createdTime=Wed Jul 26 16:04:40 CST 2017, time=2017-07-26, status=1, ipAttribution=)]
    2017-07-26 清风拂面

    很好的文章,谢谢分享

    0

  4. [GetPortalCommentsPageByObjectIdResponse(id=227465, encodeId=157122e46595, content=FDA是最高级别的吗?中国认可的吧?, beContent=null, objectType=article, channel=null, level=null, likeNumber=86, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=http://cdnapi.center.medsci.cn/medsci/head/2018/04/04/355c07748bd28246a802dedc6fdf7421.jpg, createdBy=4cfd1732073, createdName=0348, createdTime=Sat Jul 29 06:13:09 CST 2017, time=2017-07-29, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=226616, encodeId=29ad22661606, content=很好,很适用, beContent=null, objectType=article, channel=null, level=null, likeNumber=57, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=712c1945140, createdName=心不在烟, createdTime=Wed Jul 26 18:34:54 CST 2017, time=2017-07-26, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=226598, encodeId=c27e22659847, content=很好的文章,谢谢分享, beContent=null, objectType=article, channel=null, level=null, likeNumber=57, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/Q3auHgzwzM4o2XVpJ6449yqDsjibydI5HnJ8MibGxNn4HZiaZib0bdfibbwoz3KQrIyN9AGxq36ZlZRNicYlPfOOWMtwgsajY6mGNFiaPclFdowjD0/0, createdBy=97bd1338592, createdName=清风拂面, createdTime=Wed Jul 26 17:30:59 CST 2017, time=2017-07-26, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=226579, encodeId=c2eb2265e951, content=henhao, beContent=null, objectType=article, channel=null, level=null, likeNumber=66, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/mStl88fu4NcXNhUvfhzd2VdicMnaLeK2Im5gKx4Ucxd8Bwu6S7RG0uILBFQx5HTW2bU4VricDYlQqN20ibASSMYAeGrZrrTpy2Q/0, createdBy=b10c1938054, createdName=1e0e5697m83(暂无匿称), createdTime=Wed Jul 26 16:46:05 CST 2017, time=2017-07-26, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=226551, encodeId=c713226551c7, content=很实用, beContent=null, objectType=article, channel=null, level=null, likeNumber=47, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=c8f71666971, createdName=连荣, createdTime=Wed Jul 26 16:15:07 CST 2017, time=2017-07-26, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=226549, encodeId=958c22654903, content=学习了,涨知识了!, beContent=null, objectType=article, channel=null, level=null, likeNumber=19, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/ajNVdqHZLLDM9swhbgTo7nzqRKzMmzckmEoeTyLQVDCgjqsicjyhxPs0vPoYU6GsSYbCjSkNHicJkz3NL0a0EbUMVdNjkctXI6FocpGKaVr9E/0, createdBy=29392048316, createdName=王秀, createdTime=Wed Jul 26 16:04:40 CST 2017, time=2017-07-26, status=1, ipAttribution=)]
    2017-07-26 1e0e5697m83(暂无匿称)

    henhao

    0

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    2017-07-26 连荣

    很实用

    0

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    2017-07-26 王秀

    学习了,涨知识了!

    0

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