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NCT01398852 · ClinicalTrials.gov registry record · Phase 3
Safety and Effectiveness Study of the VEGA UV-A System for Cross-linking in Eyes With Keratoconus and Ectasia
A Phase 3 study, sponsored by Topcon Medical Systems.
- Terminated
- Registry status
- Phase 3
- Development phase
- 500
- Enrollment target
NCT01398852: Clinical Trial Phase 3 study, sponsored by Topcon Medical Systems.
NCT01398852 is a Phase 3 study that was terminated before completion, run by Topcon Medical Systems. The registered enrollment target is 500 participants, below the 772-participant average among 15,282 other Phase 3 trials with a reported enrollment target (35% lower). According to ClinicalTrials.gov, the official US trial registry.
The verdict
NCT01398852, a Phase 3 study, was terminated before completion, sponsored by Topcon Medical Systems.
- TERMINATED
- Registry status
- Phase 3
- Development phase
- 500 participants
- Enrollment target
Study Summary
The purpose of this research study is to evaluate the long tern safety and effectiveness of cross-linking in eyes with keratoconus and ectasia.
Interventions
- DRUG Riboflavin
- DEVICE VEGA UV-A Illumination System
Trial Details
| Field | Value |
|---|---|
| Enrollment Target | 500 participants |
| Start Date | 2010-12 |
| Est. Completion | 2012-07 |
| Phase | Phase 3 |
Why NCT01398852 stopped before completion
NCT01398852 is an interventional study that assigns participants to a tested intervention. The registered 500 participants enrollment target is mid-sized for trials with a published cap, below the 772-participant average among 15,282 other Phase 3 trials with a reported enrollment target (35% lower).
The record links to 0 conditions, and to 2 interventions - of which Riboflavin is the first listed.
NCT01398852 does not publish any study locations in the registry export this page uses.
Frequently Asked Questions
What is clinical trial NCT01398852 about?
NCT01398852 is a clinical study titled "Safety and Effectiveness Study of the VEGA UV-A System for Cross-linking in Eyes With Keratoconus and Ectasia". The purpose of this research study is to evaluate the long tern safety and effectiveness of cross-linking in eyes with keratoconus and ectasia.
What is the current status of trial NCT01398852?
This trial is currently terminated. It is a Phase 3 study. The enrollment target is 500 participants. The study started on 2010-12. Estimated completion is 2012-07.
What interventions are being tested in trial NCT01398852?
The interventions under investigation include: Riboflavin (DRUG), VEGA UV-A Illumination System (DEVICE).
Who is sponsoring clinical trial NCT01398852?
This trial is sponsored by Topcon Medical Systems, which has 24 total clinical trials registered on ClinicalTrials.gov.
Learn More About Clinical Trials
How this trial's enrollment target compares
Where NCT01398852's enrollment target sits among peer trials
500 744th of 2000 higher than 1,226 of 2,000 other Phase 3 trials
participants (enrollment target), bucketed by value
Each bar is a band; taller bars hold more other Phase 3 trials. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Source ClinicalTrials.gov registry export · 2026-08-08
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