Abstract: This disclosure provides a means for treating dry eye. This disclosure can provide: a composition for use in treating dry eye; and a use thereof. The composition includes (E)-2-(7-trifluoromethyl-chroman-4-ylidene)-N-(7-hydroxy-5,6,7,8-tetrahydronaphthalene-1-yl)acetamide, a pharmaceutically acceptable salt thereof, or a solvate thereof. This disclosure can provide: a composition for treating dry eye; and a use thereof. The composition includes a Vi/Vc zone inhibitor.

Abstract: Provided are a novel pharmaceutical use of PPAR? agonist such as a therapeutic agent for neurotrophic keratopathy, an improving agent for decrease of corneal sensitivity and the like, each containing [3-[2-[4-isopropyl-2-(4-trifluoromethyl)phenyl-5-thiazolyl]ethyl]-5-methyl-1,2-benzisoxazol-6-yl]oxyacetic acid or a pharmacologically acceptable salt thereof.

Abstract: The present invention aims to provide a means for effectively and conveniently treating diseases wherein corneal endothelial cells poor in proliferative capacity in vivo are damaged. The present invention provides a therapeutic agent for corneal endothelial dysfunction containing (R)-(+)-N-(1H-pyrrolo [2,3-b]pyridin-4-yl)-4-(1-aminoethyl)benzamide <Y-39983> or a pharmacologically acceptable salt thereof (compound (Ia)) as active ingredient, an agent for promoting adhesion of corneal endothelial cells, containing compound (Ia), a culture medium for corneal endothelial cells, containing the agent for promoting adhesion, an implant for corneal endothelial keratoplasty, containing corneal endothelial cells, scaffold and compound (Ia), and a production method of a corneal endothelial preparation, including a step of cultivating corneal endothelial cells using the culture medium.