V2EX biosimilar

Biosimilar

定义 Definition

biosimilar(生物类似药):一种与已获批的生物制剂(参考药/原研生物药)在质量、安全性与有效性方面“高度相似”的药物,但由于生物药本身来源于活细胞、结构复杂,通常不要求完全一模一样(不同于小分子药的“仿制药”)。

发音 Pronunciation (IPA)

/baosmlr/

例句 Examples

Biosimilars can lower treatment costs for some patients.
生物类似药可以为一些患者降低治疗费用。

After the patent expired, the company launched a biosimilar that was shown in studies to be highly similar to the reference biologic.
在专利到期后,这家公司推出了一款生物类似药,研究显示它与参考生物制剂高度相似。

词源 Etymology

bio- 表示“生命、生物”,similar 表示“相似的”。该词在现代医药监管与生物技术语境中形成,用来强调:这类药物与“参考生物药”在关键指标上高度相似,但因为生物药的生产涉及细胞系与复杂工艺,难以做到完全复制。

相关词 Related Words

文学/著作中的用例 Literary / Notable Works

  • FDA:《Scientific Considerations in Demonstrating Biosimilarity to a Reference Product》(指导文件,使用“biosimilar/biosimilarity”)
  • EMA(欧洲药品管理局):《Guideline on similar biological medicinal products》(指南文件,讨论“biosimilar”概念与评估)
  • WHO:《*Guidelines on evaluation of similar biotherapeutic products (SBPs)*》(涉及生物类似药评估框架)
  • 学术书籍Biosimilars: A New Generation of Biologics(讨论生物类似药的科学与监管路径)
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