V2EX excipient

Excipient

定义 Definition

excipient(药用辅料/赋形剂):在药物制剂中,除主要有效成分(API)之外加入的成分,用来帮助成形、稳定、改善口感/溶出、便于生产或给药等;一般本身不作为主要治疗成分。(在不同语境下也可泛指“辅助成分”。)

发音 Pronunciation

/kspint/

例句 Examples

The tablet contains lactose as an excipient.
这片药含有乳糖作为赋形剂(药用辅料)。

Selecting the right excipient can improve a drug’s stability and how fast it dissolves.
选择合适的辅料可以提高药物的稳定性,并影响其溶出速度。

词源 Etymology

来自拉丁语 excipere(“接住、取出、接受”),由 **ex-**(“向外”)+ capere(“拿、取”)构成。早期含义与“取用/接受”相关,后来在药学语境中引申为“为承载有效成分而加入的辅助物质”,即今天的“赋形剂/辅料”。

相关词 Related Words

文学与著作中的用例 Literary Works

  • Remington: The Science and Practice of Pharmacy(《雷明顿药剂学》)
  • *United States Pharmacopeia (USP)*(《美国药典》)
  • *British Pharmacopoeia (BP)*(《英国药典》)
  • The Merck Index(《默克索引》)
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