The present invention relates to methods of treating ocular diseases in a subjectby administering to the subject a therapeutically effective amount of one ormore cyclohexanehexol derivatives, or salts thereof, or a medicament comprisinga cyclohexanehexol derivative and a pharmaceutically acceptable carrier.More specifically, the invention provides a medicament comprising at leastone cyclohexanehexol derivative of formula (III) or (IV) useful in preventingor treating ocular diseases, by modulating the folding, oligomerization oraggregation of amyloid β in ocular cells. Methods of administration ofthese medicaments include systemic, transpleural, oral, intravenously, intraarterial,intramuscular, topical, via inhalation, transdermal, subcutaneous, intraperitoneal,gastrointestinal, and directly to the eye or tissues surrounding the eyes. Formulae(III), (IV).