瀉薬 しゃやく Meanings Noun cathartic; purgative; laxative See also: 瀉剤 (しゃざい). Kanji 瀉 evacuation. Read as シャ. 薬 drug. Read as ヤク. Words containing 瀉薬 止瀉薬 (ししゃやく) antidiarrheal Jinuma: Japanese Dictionary · Word lists