Problem to be solved: to improve the stability of oropatadine in the aqueous composition contained in a predetermined container and containing oropatadine and nonionic surfactant.The present invention is described in the specification.No selection【課題】所定の容器に収容され、オロパタジン及び非イオン性界面活性剤を含有する水性組成物における、オロパタジンの安定性を向上させること。【解決手段】明細書に記載の発明。【選択図】なし