PROPHYLACTIC AMELIORATING OR THERAPEUTIC AGENT FOR RETINAL DISEASES

摘要

A prophylactic ameliorating or therapeutic agent for retinal diseases which comprises geranylgeranylacetone as mentioned in item (a) (b) or (c) below can inhibit the cell death of retinal cells directly to thereby prevent ameliorate or treat retinal diseases radically: (a) a mixture of 5E 9E 13E geranylgeranylacetone with 5Z 9E 13E geranylgeranylacetone wherein 5E 9E 13E geranylgeranylacetone is contained in the mixture in an amount of 80 wt% or more; (b) 5E 9E 13E geranylgeranylacetone alone; and (c) 5Z 9E 13E geranylgeranylacetone alone.