V2EX dexmedetomidine

Dexmedetomidine

Definition / 释义

右美托咪定:一种选择性 α2-肾上腺素能受体激动剂,常用于麻醉与重症监护中的镇静(有时也用于镇痛辅助)。其特点是相对较少引起呼吸抑制,但可能导致心动过缓低血压等。

Pronunciation / 发音

/dksmdtomdin/

Examples / 例句

The ICU team started dexmedetomidine for light sedation.
重症监护团队开始使用右美托咪定进行轻度镇静。

Compared with propofol, dexmedetomidine may allow cooperative sedation while reducing the risk of respiratory depression, though bradycardia can occur.
与丙泊酚相比,右美托咪定可能更利于“可唤醒、可配合”的镇静,并降低呼吸抑制风险,但也可能出现心动过缓。

Etymology / 词源

该词为药物命名构词:dex- 常指“右旋/右侧构型(dextrorotatory)”,medetomidine 来自相关化学骨架与药理命名体系的组合;整体名称用来区分该药物的特定立体异构体与同系化合物。

Related Words / 相关词

Literary Works / 文学与著作中的用例

  • Miller’s Anesthesia》(麻醉学经典教材)中在镇静与麻醉辅助用药章节常有提及
  • Goodman & Gilman’s The Pharmacological Basis of Therapeutics》(药理学权威教材)中在α2受体激动剂相关内容中出现
  • 期刊《Anesthesiology》《Critical Care》等关于ICU镇静、围术期用药的研究与综述文章中频繁出现
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