| abstract |
A substance or composition for use in the treatment and / or prevention of retinaloselected nerve diseases among glaucoma, diabetic retinopathy, retinal artery obstruction, venosaretinal obstruction, macular degeneration and retinopathy of prematurity, characterized by include an ether alkyl derivative represented by the following general formula [1]: where R1 and R2 each represent a hydrogen atom; R3 represents a hydroxyl group; the portion represented by the following formula: of the alkyl ether derivative represented by the general formula [1] is the following: m is 2; n is 3; and p is 1; or a salt thereof. |