Abstract: Disclosed herein are therapeutic regimens for improving visual function in Retinitis Pigmentosa and other visual disorders associated with an endogenous retinoid deficiency in a subject by administering a therapeutically effective amount of a synthetic retinal derivative, for example a 9- or 11-cis retinyl ester, according to the therapeutic regimen which leads to local recovery of visual functions such as visual fields, visual acuity and retinal sensitivity, among others.
Abstract: Pharmaceutical formulations comprising 9-cis-retinyl esters in a lipid vehicle are described as retinoid replacement therapies for treating retinal degenerations in humans.