服用奥利司他减肥 如不注意这几点 吃了等于白吃!

2019-03-24 陈楚雄 药评中心

奥利司他适用于结合微低热能饮食,肥胖和体重超重者的长期治疗。奥利司他主要作用是减少脂肪的吸收,有降低血脂水平,预防动脉粥样硬化疾病和糖尿病作用。奥利司他的作用机制是抑制胃肠道脂肪酶,使食物中的脂肪不能水解为可吸收的游离脂肪酸和单酰基甘油,未消化的脂肪不能被身体吸收,从而减少热量摄入,控制体重。奥利司他的吸收量极微,只在胃肠道发挥作用,对心血管系统没有副作用;不作用于中枢神经,因而不引起中枢神经系统

奥利司他适用于结合微低热能饮食,肥胖和体重超重者的长期治疗。奥利司他主要作用是减少脂肪的吸收,有降低血脂水平,预防动脉粥样硬化疾病和糖尿病作用。

奥利司他的作用机制是抑制肠道脂肪酶,使食物中的脂肪不能水解为可吸收的游离脂肪酸和单酰基甘油,未消化的脂肪不能被身体吸收,从而减少热量摄入,控制体重。

奥利司他的吸收量极微,只在肠道发挥作用,对血管系统没有副作用;不作用于中枢神经,因而不引起中枢神经系统反应,具有较高安全性,是全球唯一获得FDACFDA、EMA批准的非处方类减肥药。

但是有很多患者反映服用效果不明显,笔者分析可能与以下几点有关。

1.奥利司他能抑制饮食中脂肪的吸收,但是对碳水化合物(如主食、甜品、饮料等

)的吸收无影响。碳水化合物摄入过多同样会转变成脂肪在体内蓄积。因此,在服用奥利司他期间,如不能控制碳水化合物的摄入,那么减肥效果就会大打折扣。建议在总能量一样的前提下应适当减少碳水化合物的摄入,适当增加饮食中脂肪的含量,即满足了食欲又能让奥利司他发挥最大的效果。

2.奥利司他只能抑制饮食中30%的脂肪吸收,如果脂肪的摄入量是正常饮食1.5倍,奥利司他抑制30%,实际吸收为1.05倍,不但起不到减肥效果,反而会变胖。因此,服用奥利司他应该注意控制饮食,才能达到良好效果。

3.奥利司他主要用于脂肪摄入过多引起的肥胖,对于器质性肥胖患者(如甲状腺机能减退)禁用。

4.通常服用4周以上才有比较明显的效果。一般推荐2-3个月为一疗程,为了较好控制体重,可服用2-3个疗程。

5.奥利司他不一定每天服用三次,如果早餐食物中不含脂肪,则不用服药。

用药注意事项:

1.奥利司他最常见的副作用是会引起油性便或油性斑点便,胃肠胀气,腹部不适,大便紧急感,大便次数增多和大便失禁等,一般此种副作用随着服用时间的增加而逐渐减少。高脂饮食,发生胃肠道事件的可能性会增加,因此应避免高脂饮食。

2.奥利司他须在餐时或餐后一小时内服 ,才能更好发挥疗效。奥利司他会影响脂溶性维生素(维生素A、D、E、K)的吸收,因此长期服用建议补充复合维生素,但要在服用奥利司他至少 2 小时后服用。

3.FDA批准奥利司他可以用于12岁以上肥胖人群。孕妇、患慢性吸收不良综合征或胆汁淤积症禁用。肾功能损伤、有草酸盐肾结石病史的患者,服用奥利司他应谨慎。

综上,服用奥利司他减肥,控制饮食是关键,如能配合运动,那是锦上添花。

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    2021-04-21 14825a3cm79暂无昵称

    这么说能辅助降血脂

    0

  2. [GetPortalCommentsPageByObjectIdResponse(id=959222, encodeId=f9f19592227b, content=这么说能辅助降血脂, beContent=null, objectType=article, channel=null, level=null, likeNumber=43, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=679c5272162, createdName=14825a3cm79暂无昵称, createdTime=Wed Apr 21 23:22:39 CST 2021, time=2021-04-21, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=371467, encodeId=59983e1467c0, content=学习了, beContent=null, objectType=article, channel=null, level=null, likeNumber=68, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=http://cdnapi.center.medsci.cn/medsci/head/2019/08/23/9d934bc3d2592ec2c12a02f1ee435b5d.jpg, createdBy=fda85160649, createdName=山东大板牙, createdTime=Sun Aug 18 23:09:35 CST 2019, time=2019-08-18, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1048259, encodeId=cd77104825981, content=什么时候有懒人用的减肥神药?, beContent=null, objectType=article, channel=null, level=null, likeNumber=35, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=f0620, createdName=CHANGE, createdTime=Sun Mar 24 21:36:00 CST 2019, time=2019-03-24, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=363481, encodeId=33be36348156, content=不错, beContent=null, objectType=article, channel=null, level=null, likeNumber=72, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://thirdwx.qlogo.cn/mmopen/vi_32/2EVCwc9WmQS6ec99H2TX8ejmR40xYjwrIcrqjAnibV36aicL1sLxc21rhpZnqTOxk33HP44iayEwo6qYXqgZvdRtA/132, createdBy=d0d01573846, createdName=329523732, createdTime=Sun Mar 24 20:04:23 CST 2019, time=2019-03-24, status=1, ipAttribution=)]
    2019-08-18 山东大板牙

    学习了

    0

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    2019-03-24 CHANGE

    什么时候有懒人用的减肥神药?

    0

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    2019-03-24 329523732

    不错

    0