# Collagen Crosslinking With Ultraviolet-A in Asymmetric Corneas (2)

> **NCT01097447** · — · TERMINATED · sponsor: **Cxlusa** · enrollment: 2619 (actual)

## Conditions studied

- Keratoconus
- Ectasia
- Degeneration

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT01097447
- **Lead sponsor:** Cxlusa
- **Sponsor class:** INDUSTRY
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** TERMINATED
- **Start date:** 2009-12-01
- **Primary completion:** 2017-04-30
- **Final completion:** 2017-04-30
- **Target enrollment:** 2619 (ACTUAL)
- **Why stopped:** Terminated to initiate FDA IND-cleared study protocol
- **Last updated:** 2018-10-11


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT01097447

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT01097447, "Collagen Crosslinking With Ultraviolet-A in Asymmetric Corneas (2)". Retrieved via AI Analytics 2026-05-27 from https://api.ai-analytics.org/clinical/NCT01097447. Licensed CC0.

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