Learn about one of the treatment options available to treat this rare disease.
Learn More About Cross-Linking
Top Questions to Ask Your Eye Doctor Download PDF
Avedro's FDA Approved Cross-linking
Avedro’s cross-linking procedure is FDA-approved, clinically proven, safe and effective.
Ask Your Doctor if she/he is Performing FDA Approved Cross-Linking
Photrexa Viscous (riboflavin 5′-phosphate in 20% dextran ophthalmic solution) & Photrexa (riboflavin 5′-phosphate ophthalmic solution) are:
- The only FDA-approved riboflavin ophthalmic solution drugs
- Supported with published, FDA reviewed, clinical data
- Manufactured in a world-class FDA registered facility
- Manufactured in compliance with FDA guidelines
- Highest quality, controlled manufacturing process
Don’t be afraid to ask your doctor what device he/she uses for cross-linking and whether or not the procedure is FDA-approved or investigational.

Find a Cornea Specialist Locate an Expert that Offers Cross-Linking
Cross-Linking
Learn more about this outpatient procedure
View our Living with Keratoconus Patient Brochure.
Patient FAQs
Discover answers to the most common questions surrounding cross-linking
Visit the Patient FAQ Section to learn more.
It is estimated that...
1 Out of Every 2,000
persons in the general population have Keratoconus1
You can find more information from the National Keratoconus Foundation.
1. Kennedy R. H., Bourne W. M., Dyer J. A. A 48-year clinical and epidemiologic study of keratoconus. The American Journal of Ophthalmology. 1986;101(3):267–273. doi: 10.1016/0002-9394(86)90817-2.
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