Patent attributes
Object of the present invention is to search a novel pharmaceutical use of 5-[4-(6-methoxy-1-methyl-1H-benzimidazol-2-ylmethoxy)benzyl]thiazolidine-2,4-dione being a condensed heterocyclic compound, or a salt thereof. 5-[4-(6-methoxy-1-methyl-1H-benzimidazol-2-ylmethoxy)benzyl]thiazolidine-2,4-dione or a salt thereof can exert an excellent effect to promote healing in a dry eye model, and is useful as a therapeutic agent for keratoconjunctival disorders such as dry eyes, corneal ulcer, keratitis, conjunctivitis, superficial punctate keratopathy, corneal epithelial defects, conjunctival epithelial defects, keratoconjunctivitis sicca, superior limbic keratoconjunctivitis and filamentary keratitis.