血けっ管かん拡かく張ちょう薬やくけっかんかくちょうやくMeanings1nounvasodilator; vasodepressorMedical term for a drug that dilates blood vessels, used to lower blood pressure or improve circulation.医い師しは高こう血けつ圧あつの患かん者じゃに血けっ管かん拡かく張ちょう薬やくを処