Epi-off cross-linking requires the removal of the epithelium, the outermost layer of the cornea, to assure penetration of the prescription eye drops. This protocol has been rigorously tested and is the only cross-linking procedure approved by the US Food and Drug Administration (FDA) when performed with Photrexa Viscous, Photrexa and the KXL System

Study shows CXL Slows Keratoconus Progression November 27, 2017 Wang YM, et al. J Cataract Refract Surg. 2017;doi:10.1016/j.jcrs.2017.04.033. Corneal collagen…

FDA Treatment for Keratoconus November 15, 2017 from Healio.com The FDA granted orphan drug designation to IVMED-80, an eye drop…