The present application provides an ophthalmic composition comprising a fatty acid derivative for the treatment of a retinal disease in a patient, characterized in that at least two drops at a time of the composition are instilled to an eye of the patient at least twice a day. The present application also provides a method for treating a retinal disease using said ophthalmic composition.本發明提供一種含一脂肪酸衍生物,用於治療患者之視網膜疾病的眼用組成物,其特徵為,每天至少二次,每次對患者眼睛至少輸注二滴此眼用組成物。本發明也提供一種使用該眼用組成物以治療視網膜疾病的方法。