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Pharmacokinetics药代动力学

Pharmacokinetics is the study of how a drug is absorbed, distributed, metabolized, and eliminated by the body over time, describing the concentration-time profile of the active substance and its metabolites. In clinical study reports, investigator brochures, and labeling, PK parameters such as area under the curve, maximum concentration, clearance, volume of distribution, and half-life describe drug exposure and support dosing recommendations.

Where this term appears

In translation and localization, pharmacokinetic content appears in clinical study reports, investigator brochures, bioequivalence studies, labels, statistical tables, and regulatory responses. Translators also must keep PK parameter abbreviations, units, and equations stable, and ensure that terms such as absorption, clearance, and elimination are not confused with nearby concepts like adsorption.

The mistake that shows up most often

A frequent mistake is confusing pharmacokinetics with pharmacodynamics, or translating “elimination” inconsistently as “clearance,” “excretion,” or “removal” within the same document. Misreading AUC or Cmax values, converting units incorrectly, or changing parameter abbreviations can distort exposure conclusions, weaken regulatory safety assessment, and make dosing recommendations unreliable, especially in bioequivalence studies.

Why consistent rendering matters

FDA, CE/MDR and NMPA reviewers assess the submitted wording itself. Regulatory bodies require traceable, accountable translation, and an inconsistent term can delay or fail a submission.

Angel Translation locks terms like this into a project terminology base before expert review begins, so the same source term resolves to the same target term across every document in a submission — and stays consistent in the next revision. See the 8-step AI + expert workflow.

EnglishPharmacokinetics
简体中文药代动力学
DomainLife Science

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