At the time of this inventing, ketochihuen, the hydrogen peroxide source which approximately offers the hydrogen peroxide of 0.001 - approximately 0.1% (w/v) quantity, the applicable hydrogen peroxide stabilization medicine, disposal of the allergy characteristic conjunctivitis which uses the composition for the eye, and the compositions for these eye which include HPMC and CMC and preventive method is offered to the eye of 1 kinds or more.本発明において、ケトチフェン、約0.001~約0.1%(w/v)の量の過酸化水素を提供する過酸化水素源、1種以上の眼に適用可能な過酸化水素安定化剤、HPMCおよびCMCを含む眼用組成物、ならびにこれらの眼用組成物を使用するアレルギー性結膜炎の処置および予防法を提供する。