Drugs for retinal degenerative diseases with photoreceptor degeneration

摘要

An object of the present invention is to provide a medicine which can easily treat and / or prevent retinal degenerative diseases involving photoreceptor cell degeneration including retinitis pigmentosa. The solution is a compound having a retinoic acid receptor agonist action (for example, tamibarotene, tamibarotene methyl ester, tamibarotene ethyl ester, tazarotene, tazarotenic acid, adapalene, parobarotene, retinol, isotretinoin, alitretinoin, etretinate, acitretin, Bexarotene or the like) or a salt thereof is provided, and a therapeutic and / or prophylactic agent for retinal degenerative diseases accompanied by photoreceptor cell degeneration.