下げ薬やくげやくMeanings1nounlaxative; catharticMedical term for a substance that promotes bowel movements. Used in both clinical and everyday contexts.便べん秘ぴのときは下げ薬やくを飲のむことがある。When constipated, I sometimes take a laxative.この下げ薬やくは食しょく後ごに服ふく用ようしてください。Please take this laxative after meals.