clinical trial participant; clinical trial subject
Refers to a person who participates in a clinical trial, typically in a medical or pharmaceutical context.
新しい薬の治験者を募集しています。
We are recruiting participants for a clinical trial of a new drug.
治験者は同意書にサインする必要があります。
Clinical trial subjects must sign a consent form.
Formed from 治験 (“clinical trial”) and the agent suffix 者 (“person”), denoting a person who participates in a clinical trial.