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Recruiting Phase 2, Phase 3 NCT03922542

NCT03922542 Comparison of Standard vs. Accelerated Corneal Crosslinking

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Clinical Trial Summary
NCT ID NCT03922542
Status Recruiting
Phase Phase 2, Phase 3
Sponsor Price Vision Group
Condition Keratoconus
Study Type INTERVENTIONAL
Enrollment 510 participants
Start Date 2019-04-16
Primary Completion 2026-06-01

Eligibility & Interventions

Sex All sexes
Min Age 10 Years
Max Age N/A
Study Type INTERVENTIONAL
Interventions
riboflavin 0.1%Riboflavin 0.1%

Eligibility Fast-Check

Enter your details for a quick preliminary check. This does not replace medical advice.

What to Expect as a Participant

You will actively receive the study intervention — which may be a drug, biologic, device, or procedure.

In Phase 2, researchers evaluate early signs of effectiveness. You may be randomized to receive the active treatment or a comparator. Monitoring continues closely.

This trial targets 510 participants in total. It began in 2019-04-16 with a primary completion date of 2026-06-01.

⚠ This information is for research awareness only. Always consult your physician before joining any clinical trial. Participation is voluntary and you may withdraw at any time.

Brief Summary

The study objective is to compare accelerated and standard corneal crosslinking for treatment of progressive keratoconus or corneal ectasia.

Eligibility Criteria

Inclusion Criteria: * Documented keratoconus or ectasia after refractive surgery Exclusion Criteria: * Insufficient corneal thickness * Ocular condition that may predispose the eye to complications * History of chemical injury or delayed epithelial healing * Condition that would interfere with or prolong epithelial healing * Known sensitivity to treatment medications * Pregnancy

Contact & Investigator

Central Contact

Marianne Price, PhD

✉ mprice@cornea.org

📞 317-814-2990

Principal Investigator

Francis W Price, Jr., MD

PRINCIPAL INVESTIGATOR

Price Vision Group

Frequently Asked Questions

Who can join the NCT03922542 clinical trial?

This trial is open to participants of all sexes, aged 10 Years or older, studying Keratoconus. Full inclusion and exclusion criteria are listed in the Eligibility Criteria section. Always confirm your eligibility with the research team before applying.

What phase is the NCT03922542 trial and what does that mean for participants?

Phase 2 trials evaluate whether the treatment shows signs of effectiveness while continuing to monitor safety. More participants are enrolled than in Phase 1 to help refine the treatment protocol.

Is NCT03922542 currently recruiting?

Yes, NCT03922542 is actively recruiting participants. Contact the research team at mprice@cornea.org for enrollment information.

Where is the NCT03922542 trial being conducted?

This trial is being conducted at Indianapolis, United States.

Who is sponsoring the NCT03922542 clinical trial?

NCT03922542 is sponsored by Price Vision Group. The principal investigator is Francis W Price, Jr., MD at Price Vision Group. The trial plans to enroll 510 participants.

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ClinicalMetric — Independent clinical trial intelligence platform. Not affiliated with NIH, ClinicalTrials.gov, the U.S. FDA, or any pharmaceutical company, hospital, or clinical research organization. Trial data is sourced from ClinicalTrials.gov for informational purposes only and does not constitute medical advice. Do not make any treatment, enrollment, or health decisions based solely on information found here — always consult a qualified healthcare professional. Full Disclaimer  ·  Last Reviewed: April 2026  ·  Data Methodology