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Showing 1–24 of 44 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Corneal Ectasia Clear all
Not listed Phase 3 Interventional

Corneal Collagen Crosslinking and Intacs for Keratoconus and Ectasia

NCT01112072
View directory record Official record
Conditions
Keratoconus, Corneal Ectasia
Interventions
Riboflavin
Drug
Lead sponsor
Cornea and Laser Eye Institute
Other
Eligibility
21 Years and older
Enrollment
160 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2025
U.S. locations
1
States / cities
Teaneck, New Jersey
Source: ClinicalTrials.gov public record
Updated Feb 7, 2023 · Synced Sep 23, 2026, 5:52 PM EDT
Not listed Phase 3 Interventional Accepts healthy volunteers

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

NCT04905108
View directory record Official record
Conditions
Keratoconus, Corneal Ectasia
Interventions
Riboflavin
Drug
Lead sponsor
Cornea and Laser Eye Institute
Other
Eligibility
12 Years and older
Enrollment
160 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2025
U.S. locations
1
States / cities
Teaneck, New Jersey
Source: ClinicalTrials.gov public record
Updated Jan 3, 2023 · Synced Sep 23, 2026, 5:52 PM EDT
Not listed Phase 3 Interventional

The Effects of Corneal Collagen Cross-linking

NCT01708538
View directory record Official record
Conditions
Corneal Ectasia Disorders Including Keratoconus
Interventions
CXL
Drug
Lead sponsor
Rush Eye Associates
Other
Eligibility
10 Years to 70 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2024
U.S. locations
1
States / cities
Amarillo, Texas
Source: ClinicalTrials.gov public record
Updated Oct 25, 2022 · Synced Sep 23, 2026, 5:52 PM EDT
Completed Phase 3 Interventional Results available

Corneal Collagen Cross-Linking for Ectasia (CXL)

NCT00674661
View directory record Official record
Conditions
Ectasia
Interventions
riboflavin ophthalmic solution, UVA Irradiation
Drug · Device
Lead sponsor
Glaukos Corporation
Industry
Eligibility
14 Years and older
Enrollment
130 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2011
U.S. locations
10
States / cities
La Jolla, California • San Diego, California • Miami, Florida + 7 more
Source: ClinicalTrials.gov public record
Updated Apr 25, 2021 · Synced Sep 23, 2026, 5:52 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Wavefront Guided Scleral Lenses for Keratoconus and Irregular Astigmatism

NCT04698590
View directory record Official record
Conditions
Keratoconus, Irregular Astigmatism, Corneal Ectasia, Aberration, Corneal Wavefront, Wavefront Aberration, Corneal, Pellucid Marginal Corneal Degeneration, Keratoglobus
Interventions
Wavefront Guided Scleral Lenses, Traditional Scleral Lenses
Device
Lead sponsor
Cornea and Laser Eye Institute
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2025
U.S. locations
1
States / cities
Teaneck, New Jersey
Source: ClinicalTrials.gov public record
Updated May 2, 2024 · Synced Sep 23, 2026, 5:52 PM EDT
Not listed Phase 1Phase 2 Interventional

Safety and Effectiveness of the PXL-Platinum 330 System

NCT04401865
View directory record Official record
Conditions
Corneal Ectasia, Keratoconus, Pellucid Marginal Corneal Degeneration
Interventions
PXL-330 Platinum device for crosslinking with Peschke riboflavin solution
Combination Product
Lead sponsor
Colorado Eye Consultants/Cornea Consultants of Colorado
Industry
Eligibility
8 Years and older
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
3
States / cities
Littleton, Colorado • Highland Park, Illinois • Brecksville, Ohio
Source: ClinicalTrials.gov public record
Updated Jan 24, 2022 · Synced Sep 23, 2026, 5:52 PM EDT
Completed Phase 2Phase 3 Interventional

Comparison of Standard vs. Accelerated Corneal Crosslinking

NCT03922542
View directory record Official record
Conditions
Keratoconus, Ectasia Corneal
Interventions
Riboflavin 0.1%
Combination Product
Lead sponsor
Price Vision Group
Industry
Eligibility
10 Years and older
Enrollment
508 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2026
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Sep 16, 2026 · Synced Sep 23, 2026, 5:52 PM EDT
Not listed Phase 2Phase 3 Interventional

Collagen Cross-Linking for Keratoconus/Ectasia With and Without Intacs

NCT01081561
View directory record Official record
Conditions
Keratoconus, Ectasia
Interventions
Riboflavin
Drug
Lead sponsor
Yaron S. Rabinowitz M.D.
Other
Eligibility
21 Years to 65 Years
Enrollment
600 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2021
U.S. locations
1
States / cities
Beverly Hills, California
Source: ClinicalTrials.gov public record
Updated Oct 1, 2018 · Synced Sep 23, 2026, 5:52 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Corneal Elastography and Patient Specific Modeling

NCT03030755
View directory record Official record
Conditions
Cornea; Ectasia, Refractive Errors, Keratoconus
Interventions
Optical coherence tomography
Other
Lead sponsor
The Cleveland Clinic
Other
Eligibility
16 Years to 80 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2027
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Jun 2, 2026 · Synced Sep 23, 2026, 5:52 PM EDT
Not listed Phase 3 Interventional

Corneal Collagen Crosslinking for Progressive Keratoconus and Ectasia Using Riboflavin/Dextran and Hypotonic Riboflavin

NCT01152541
View directory record Official record
Conditions
Keratoconus, Corneal Ectasia
Interventions
Riboflavin/Dextran, Hypotonic Riboflavin
Drug
Lead sponsor
Cornea and Laser Eye Institute
Other
Eligibility
18 Years and older
Enrollment
160 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2025
U.S. locations
1
States / cities
Teaneck, New Jersey
Source: ClinicalTrials.gov public record
Updated Feb 7, 2023 · Synced Sep 23, 2026, 5:52 PM EDT
Not listed Phase 3 Interventional

Safety and Effectiveness of Corneal Crosslinking (CXL): Keratoconus and Post-Refractive Ectasia

NCT03080077
View directory record Official record
Conditions
Keratoconus, Ectasia
Interventions
Ricrolin+, Epi-Off
Drug
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
10 Years and older
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 6, 2018 · Synced Sep 23, 2026, 5:52 PM EDT
Terminated Phase 2 Interventional Results available

Collagen Cross-Linking With Ultraviolet-A in Asymmetric Corneas

NCT03029104
View directory record Official record
Conditions
Keratoconus, Corneal Diseases, Eye Diseases, Photosensitizing Agents
Interventions
CXLO Corneal Strengthening Solution and UVA Illumination Device
Combination Product
Lead sponsor
Cxlusa
Industry
Eligibility
8 Years and older
Enrollment
2,228 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2020
U.S. locations
9
States / cities
Scottsdale, Arizona • San Francisco, California • Littleton, Colorado + 6 more
Source: ClinicalTrials.gov public record
Updated Jan 11, 2022 · Synced Sep 23, 2026, 5:52 PM EDT
No Longer Available No phase listed Expanded access Accepts healthy volunteers

Progressive Keratoconus or Ectasia Treatment Plan

NCT01384773
View directory record Official record
Conditions
Keratoconus, Ectasia
Interventions
Riboflavin Solution, UV-X Illumination System
Other · Device
Lead sponsor
Stephen Trokel
Other
Eligibility
16 Years and older
Healthy volunteers
Accepts healthy volunteers
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Feb 8, 2023 · Synced Sep 23, 2026, 5:52 PM EDT
Recruiting Phase 1 Interventional

Safety and Effectiveness of the PXL-Platinum 330 System for Corneal Cross-Linking

NCT03918408
View directory record Official record
Conditions
Keratoconus, Unstable, Bacterial Keratitis, Ectasia of Cornea
Interventions
PXL-330 Platinum device for crosslinking with Peschke ribofflavin solution
Combination Product
Lead sponsor
Pacific Clear Vision Institute
Other
Eligibility
12 Years to 45 Years
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2030
U.S. locations
1
States / cities
Eugene, Oregon
Source: ClinicalTrials.gov public record
Updated Nov 11, 2024 · Synced Sep 23, 2026, 5:52 PM EDT
Not listed Phase 3 Interventional

Transepithelial Corneal Collagen Crosslinking for Keratoconus and Corneal Ectasia

NCT01464268
View directory record Official record
Conditions
Keratoconus, Corneal Ectasia
Interventions
Riboflavin
Drug
Lead sponsor
Cornea and Laser Eye Institute
Other
Eligibility
18 Years and older
Enrollment
160 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2025
U.S. locations
1
States / cities
Teaneck, New Jersey
Source: ClinicalTrials.gov public record
Updated Feb 7, 2023 · Synced Sep 23, 2026, 5:52 PM EDT
Not listed No phase listed Observational

Observational Registry to Assess the Durability of Effect of CXL in Patients With Corneal Ectasia After Refractive Surgery

NCT03319082
View directory record Official record
Conditions
Corneal Ectasia
Interventions
Corneal Collagen Cross-linking
Combination Product
Lead sponsor
Glaukos Corporation
Industry
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2026
U.S. locations
11
States / cities
Palo Alto, California • Bloomington, Minnesota • Bozeman, Montana + 8 more
Source: ClinicalTrials.gov public record
Updated Feb 22, 2024 · Synced Sep 23, 2026, 5:52 PM EDT
Terminated Phase 2 Interventional Results available

Safety and Efficacy of Corneal Crosslinking Using the PXL-Platinum 330 for Eyes With Corneal Ectatic Conditions

NCT04240457
View directory record Official record
Conditions
Keratoconus, Cornea Ectasia
Interventions
Epithelial-on Corneal Crosslinking with the PXL 330 Platinum system.
Combination Product
Lead sponsor
Arbor Center for Eye Care
Other
Eligibility
12 Years to 60 Years
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
Orland Park, Illinois
Source: ClinicalTrials.gov public record
Updated Dec 11, 2024 · Synced Sep 23, 2026, 5:52 PM EDT
Withdrawn Phase 2Phase 3 Interventional Accepts healthy volunteers

Corneal Crosslinking in Keratoconus and Corneal Ectasia

NCT00679666
View directory record Official record
Conditions
Progressive Keratoconus, Corneal Ectasia
Interventions
Riboflavin, Placebo
Drug
Lead sponsor
Ohio State University
Other
Eligibility
18 Years and older
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2010
U.S. locations
2
States / cities
Columbus, Ohio • Dublin, Ohio
Source: ClinicalTrials.gov public record
Updated Apr 19, 2017 · Synced Sep 23, 2026, 5:52 PM EDT
Recruiting Phase 2 Interventional

Safety and Effectiveness of the PXL-Platinum 330 System for Corneal Cross-Linking in Eyes With Corneal Ectasia

NCT04094090
View directory record Official record
Conditions
Keratoconus, Pellucid Marginal Corneal Degeneration, Corneal Ectasia
Interventions
PXL-330 Platinum device for crosslinking with Peschke riboflavin solution
Combination Product
Lead sponsor
Goodman Eye Center
Other
Eligibility
10 Years and older
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2029
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Oct 19, 2025 · Synced Sep 23, 2026, 5:52 PM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

Dietary Riboflavin (Vitamin B-2) and Cornea Cross-Linking

NCT03095235
View directory record Official record
Conditions
Keratoconus, Cornea Ectasia
Interventions
Dietary riboflavin
Dietary Supplement
Lead sponsor
University of Missouri-Columbia
Other
Eligibility
12 Years and older
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2021
U.S. locations
1
States / cities
Tampa, Florida
Source: ClinicalTrials.gov public record
Updated Dec 9, 2025 · Synced Sep 23, 2026, 5:52 PM EDT
Not listed Phase 2 Interventional Accepts healthy volunteers

UVA-Riboflavin Crosslinking Treatment of Corneal Ectasia

NCT01325298
View directory record Official record
Conditions
Keratoconus, Ectasia, Corneal Ectasia
Interventions
UV-X Light, Riboflavin
Device · Drug
Lead sponsor
Mercy Center for Corrective Eye Surgery
Other
Eligibility
14 Years to 55 Years
Enrollment
250 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2014
U.S. locations
1
States / cities
McHenry, Illinois
Source: ClinicalTrials.gov public record
Updated Mar 28, 2011 · Synced Sep 23, 2026, 5:52 PM EDT
Completed Phase 2Phase 3 Interventional

Corneal Collagen Cross-Linking for the Treatment of Progressive Keratoconus and Corneal Ectasia

NCT00567671
View directory record Official record
Conditions
Progressive Keratoconus, Corneal Ectasia
Interventions
Corneal collagen, Sham comparator
Procedure
Lead sponsor
Emory University
Other
Eligibility
14 Years and older
Enrollment
160 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Sep 1, 2010 · Synced Sep 23, 2026, 5:52 PM EDT
Terminated Phase 2 Interventional

Study of the Safety and Effectiveness of Photochemically Induced Collagen Cross-Linking in Eyes With Keratoconus.

NCT02762253
View directory record Official record
Conditions
Keratoconus
Interventions
Riboflavin drops
Drug
Lead sponsor
Nvision Laser Eye Centers
Industry
Eligibility
12 Years and older
Enrollment
320 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
11
States / cities
Camarillo, California • Citrus Heights, California • Fullerton, California + 8 more
Source: ClinicalTrials.gov public record
Updated May 4, 2016 · Synced Sep 23, 2026, 5:52 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Safety & Effectiveness of the PXL-Platinum 330 System for CXL Using Riboflavin Solution

NCT04667572
View directory record Official record
Conditions
Keratoconus, Pellucid Marginal Corneal Degeneration, Corneal Degeneration, Corneal Ectasia
Interventions
PXL-330 Platinum device for crosslinking with Peschke riboflavin solution
Combination Product
Lead sponsor
Cornea Associates of Texas
Other
Eligibility
8 Years and older
Enrollment
249 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2024
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Feb 10, 2025 · Synced Sep 23, 2026, 5:52 PM EDT