有ゆう害がい事じ象しょう

noun

adverse event; adverse reaction; adverse outcome

Medical term for any untoward medical occurrence in a patient or clinical investigation subject administered a pharmaceutical product, which does not necessarily have a causal relationship with the treatment.

• 治ち験けん中ちゅうに重じゅう篤とくな有ゆう害がい事じ象しょうが報ほう告こくされた。

  A serious adverse event was reported during the clinical trial.

• この薬くすりの有ゆう害がい事じ象しょうとして頭ず痛つうや吐はき気けが知しられている。

  Known adverse reactions to this drug include headache and nausea.