PROBLEM TO BE SOLVED: To provide a new medicine useful for the prevention or treatment of diabetes, diabetes-related disease, or diabetic complication.SOLUTION: The present invention provides a medicine that comprises a combination of: a medicine that comprises a compound for inhibiting SGLT1 or a pharmaceutically acceptable salt thereof as an active ingredient and a medicine that comprises a compound for inhibiting SGLT2 or a pharmaceutically acceptable salt thereof as an active ingredient.SELECTED DRAWING: NoneCOPYRIGHT: (C)2017,JPO&INPIT【課題】糖尿病、糖尿病関連疾患、若しくは糖尿病合併症の予防又は治療に有用な新たな医薬の提供。【解決手段】SGLT1を阻害する化合物又はその製薬学的に許容される塩を有効成分として含有する医薬、及びSGLT2を阻害する化合物又はその製薬学的に許容される塩を有効成分として含有する医薬を組み合わせてなる医薬。【選択図】なし