血けつ圧あつ降こう下か剤ざいけつあつこうかざいMeanings1nounantihypertensive agent; blood pressure lowering drugMedical term for a drug that reduces high blood pressure. Used in clinical and pharmacological contexts.この血けつ圧あつ降こう下か剤ざいは一いち日にち一いっ回かい服ふく用ようします。This antihypertensive agent is taken once a day.