The innovation in the pharmacological treatment of diabetic retinopathy is the oral intake of specific antioxidant drugs since early stages like mild non-proliferative diabetic retinopathy.
Luttrull JK, Sinclair SD. Safety of transfoveal subthreshold diode micropulse laser for intra-foveal diabetic macular edema in eyes with good visual acuity. Retina, May 2014 [Epub ahead of print]