# Transepithelial (Epi-on) Corneal Collagen Crosslinking to Treat Keratoconus and Corneal Ectasia

> **NCT04905108** · PHASE3 · UNKNOWN · sponsor: **Cornea and Laser Eye Institute** · enrollment: 160 (estimated)

## Conditions studied

- Keratoconus
- Corneal Ectasia

## Interventions

- **DRUG:** Riboflavin
- **DRUG:** Riboflavin

## Key facts

- **NCT ID:** NCT04905108
- **Lead sponsor:** Cornea and Laser Eye Institute
- **Sponsor class:** OTHER
- **Phase:** PHASE3
- **Study type:** INTERVENTIONAL
- **Status:** UNKNOWN
- **Start date:** 2021-06-02
- **Primary completion:** 2025-06
- **Final completion:** 2025-12
- **Target enrollment:** 160 (ESTIMATED)
- **Last updated:** 2023-01-04


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04905108

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04905108, "Transepithelial (Epi-on) Corneal Collagen Crosslinking to Treat Keratoconus and Corneal Ectasia". Retrieved via AI Analytics 2026-07-12 from https://api.ai-analytics.org/clinical/NCT04905108. Licensed CC0.

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