PROBLEM TO BE SOLVED: To provide a new Alzheimers disease therapeutic agent.SOLUTION: An Alzheimers disease therapeutic agent comprises dextran sulfate or a salt thereof as an active ingredient.SELECTED DRAWING: NoneCOPYRIGHT: (C)2016,JPO&INPIT【課題】新たなアルツハイマー病治療剤の提供。【解決手段】デキストラン硫酸又はその塩を有効成分とするアルツハイマー病治療剤。【選択図】なし