PROBLEM TO BE SOLVED: To provide a new irritable bowel syndrome therapeutic agent.SOLUTION: An irritable bowel syndrome therapeutic agent comprises a material that inhibits one or two receptors selected from Aadenosine receptor and Aadenosine receptor as an active ingredient.SELECTED DRAWING: None【課題】新たな過敏性腸症候群治療剤の提供。【解決手段】A2Aアデノシン受容体及びA2Bアデノシン受容体から選ばれる1種又は2種の受容体を阻害する物質を有効成分とする過敏性腸症候群治療剤。【選択図】なし