Dictionary/試薬しやくShiyaku試薬 (Shiyaku) is a Japanese noun meaning “reagent”.MeaningsnounreagentKanji in 試薬試test薬medicineRelated words薬medicine試合match試すto try (out)試験examination麻薬narcotic薬物drug試練test入試entrance examination薬価drug price薬品medicine製薬medicine manufacture試みるto try