PROBLEM TO BE SOLVED: To provide an aqueous ophthalmic composition in which a defoaming time is reduced, preservative efficacy is enhanced and photostability is improved.SOLUTION: This invention relates to an aqueous ophthalmic composition comprising (A) polyoxyethylene castor oil and (B) sesame oil. According to the aqueous ophthalmic composition of the present invention, a defoaming time is reduced, preservative efficacy is enhanced and photostability is improved.COPYRIGHT: (C)2014,JPO&INPIT【課題】消泡時間が短縮され、保存効力が増強され、光安定性が改善された水性眼科組成物を提供する。【解決手段】(A)ポリオキシエチレンヒマシ油と(B)ゴマ油を含む水性眼科組成物によれば、消泡時間が短縮され、保存効力が増強され、更に、光安定性も向上する。【選択図】なし