V2EX levocetirizine

Levocetirizine

定义 Definition

左西替利嗪:一种第二代 H1 抗组胺药,常用于缓解过敏性鼻炎(打喷嚏、流鼻涕、鼻痒、眼痒)和荨麻疹(风团、瘙痒)等过敏症状。通常嗜睡相对较轻,但个别人仍可能犯困。(该词主要是药名/成分名。)

发音 Pronunciation (IPA)

/livostrzin/

例句 Examples

I took levocetirizine for my allergies.
我服用了左西替利嗪来缓解过敏。

Because the pollen count was high, the doctor recommended levocetirizine to reduce sneezing and itchy eyes without causing too much drowsiness.
因为花粉浓度很高,医生建议用左西替利嗪来减少打喷嚏和眼痒,同时尽量避免太明显的嗜睡。

词源 Etymology

levocetirizinelevo-(表示“左旋/左手性”的前缀,常用于化学与药物命名)+ cetirizine 组成,意思是“西替利嗪的左旋体”。在药理上,它通常指西替利嗪的活性对映体(常写作 (R)-cetirizine),因此在剂量与作用上可能更“集中于有效成分”。

相关词 Related Words

文学与著作中的出现 Literary Works

  • *British National Formulary (BNF)*(《英国国家处方集》)
  • Martindale: The Complete Drug Reference(《马丁代尔药物大全》)
  • AHFS Drug Information(《美国医院处方服务:药物信息》)
  • Goodman & Gilman’s The Pharmacological Basis of Therapeutics(《古德曼与吉尔曼:治疗学的药理学基础》)
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