Trans-Epithelial Kit



The Trans-Epithelial Kit consists out of 2 products:

ParaCel™ is Avedro’s trans-epithelial riboflavin specifically formulated for direct application on the intact epithelium. Used in conjunction with VibeX Xtra™, ParaCel’s higher concentration of riboflavin and proprietary formulation allow for the fastest penetration and diffusion into the corneal stroma. Intact epithelium diminishes the effects of cross-linking when low-powered UVA devices are used. Only Avedro’s KXL® System offers 45 mW/cm2 of power for effective, Accelerated Cross-Linking through the intact epithelium using ParaCel.


  • Formulation: 0.25% Riboflavin, HPMC, BAC
  • Procedure: Accelerated Cross-Linking for keratoconus & corneal ectasia
  • Application: Epithelium-on