V2EX methotrexate

Methotrexate

释义 Definition

甲氨蝶呤:一种叶酸拮抗剂类药物,通过抑制二氢叶酸还原酶(DHFR)等途径影响细胞增殖。常用于类风湿关节炎、银屑病等自身免疫性疾病的基础治疗,也可用于某些肿瘤化疗(剂量与用法差异很大)。该词还有更专业的药理与化学含义,这里介绍最常见的医学用法。

发音 Pronunciation (IPA)

/mθotrkset/

例句 Examples

The doctor prescribed methotrexate for my arthritis.
医生给我的关节炎开了甲氨蝶呤。

Because methotrexate can affect the liver and blood counts, she has regular blood tests and avoids alcohol while on treatment.
由于甲氨蝶呤可能影响肝功能和血细胞计数,她在治疗期间定期验血,并避免饮酒。

词源 Etymology

Methotrexate 是20世纪中期在药物研发与临床应用中确立的名称,和它的化学结构与药理类别有关:前半部分 metho- 常与“甲基(methyl)”等化学构件联想相关;后半部分 -trexate 属于药名构词的一部分,用于标识这一类化合物(历史上与叶酸拮抗剂的发展相关)。总体上,这是一个现代科学命名而非日常词汇演变来的词。

相关词 Related Words

文学与典籍 Literary Works

  • Goodman & Gilman’s The Pharmacological Basis of Therapeutics(《古德曼-吉尔曼药理学》)
  • Harrison’s Principles of Internal Medicine(《哈里森内科学》)
  • Rang & Dale’s Pharmacology(《Rang & Dale 药理学》)
  • Oxford Handbook of Rheumatology(《牛津风湿病学手册》)
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