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在接受口服铁片治疗的小鼠中延迟上胃肠道运动

Syunki Yamada¹, Taiki Mihara¹, Tamaki Kurosawa¹

¹Laboratory of Veterinary Pharmacology, Department of Veterinary Medical Sciences, Graduate School of Agricultural and Life Sciences, The University of Tokyo, 1-1-1 Yayoi, Bunkyo-ku, Tokyo 113-8657, Japan.

Biological & pharmaceutical bulletin

|April 23, 2025

概括

口服铁补充剂通过延迟胃空气而引起恶心,而不会影响结肠运动. 一种抗药物逆转了这种效果,这表明延迟胃空和铁引起的恶心之间存在联系.

科学领域:

胃肠病学胃肠病学
药理学药理学是指药理学的学科.

背景情况:

口服铁补充剂是对缺铁性贫血的常见治疗方法.
胃肠道副作用如恶心和吐经常在口服铁疗法中报告.
关联这些症状与胃肠机动性的潜在机制尚不清楚.

研究的目的:

为了研究口服铁制剂,恶心/吐和胃肠道运动之间的关系.
为了确定常见的口服铁成分酸铁 (SFC) 是否会影响胃排空和结肠运输.

主要方法:

评估了小鼠的胃肠动性,使用C-octanoic acid呼吸测试用于胃空气和珠子驱逐测试用于结肠运输.
评估了SFC对运动性的影响.
研究了palonosetron,一个5-hydroxytryptamine 3 (5-HT₃) 受体抑制剂对SFC诱导的胃排空变化的影响.

主要成果:

酸铁 (SFC) 显著延迟了小鼠的胃空气.
SFC并没有改变结肠运输能力.
帕洛诺塞治疗有效地逆转了SFC引起的延迟胃排空,而单独的帕洛诺塞对胃排空没有影响.

结论:

口服铁制剂,特别是SFC,通过延迟胃排空,可能通过上部胃肠道的化学刺激,诱导恶心和吐.
这种延迟的胃排空是导致铁引起的恶心的关键因素.
了解这种关联对于管理口服铁疗法的不良影响至关重要.

关键词:

这是一种抗的抗药.胃排空胃的排空酸铁酸盐是一种铁酸盐.吐中心的吐中心

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