PROBLEM TO BE SOLVED: To provide stabilization means for a pharmaceutical composition in which vitamin B12 is blended with Sinomenium stem or its extracts.SOLUTION: A composition comprises Sinomenium stem or its extracts, vitamin B12 and chondroitin sulfate ester or salt thereof.COPYRIGHT: (C)2015,JPO&INPIT【課題】ボウイ(防已)又はその抽出物に加えて、ビタミンB12を配合せしめた医薬組成物の安定化手段の提供。【解決手段】ボウイ(防已)又はその抽出物、ビタミンB12及びコンドロイチン硫酸エステル又はその塩を含有する組成物。【選択図】なし