健けん胃い薬やくけんいやくMeanings1nounstomachic; stomach medicineA medicine that aids digestion or soothes the stomach. The synonym 健胃剤 is also used.See also: 健胃剤食しょく後ごに健けん胃い薬やくを飲のむと、胃いの調ちょう子しが良よくなる。Taking a stomachic after meals improves stomach condition.