Independent directory Public ClinicalTrials.gov records United States
Clear filters
ClinicalTrials.gov public records Last synced Jun 26, 2026, 9:40 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 25–44 of 20 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Not yet recruiting Phase 4 Interventional

Outcomes of CTAK Surgery

NCT07474870
Conditions
Keratoconus, Corneal Ectasia
Interventions
Questionnaire and Physical Exam
Behavioral
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 85 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2031
U.S. locations
1
States / cities
Palo Alto, California
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
Conditions
Keratoconus, Ectasia, Degeneration
Interventions
Ciprofloxicine or Vigamox or other., Nonsteroidal (Acular, Voltaren Xibrom, etc), Steroid (FML, Pred Forte, Flarex, etc.)
Drug
Lead sponsor
Cxlusa
Industry
Eligibility
8 Years and older
Enrollment
1,189 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2017
U.S. locations
3
States / cities
Miami, Florida • Rockville, Maryland • Fairfax, Virginia
Conditions
Keratoconus, Ectasia, Degeneration
Interventions
Ciprofloxicin or Vigamox or other., Nonsteroidal (Acular, Acuvail, Voltaren Xibrom, etc), Steroid (FML, Pred Forte, Flarex, etc.)
Drug
Lead sponsor
Cxlusa
Industry
Eligibility
12 Years and older
Enrollment
3,493 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2017
U.S. locations
16
States / cities
Scottsdale, Arizona • Laguna Hills, California • San Diego, California + 13 more
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
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
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
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
Conditions
Keratoconus, Ectasia of Cornea, Pellucid Marginal Corneal Degeneration, Forme Fruste Keratoconus (FFK)
Interventions
Epi-ON corneal cross-linking
Combination Product
Lead sponsor
Woolfson Eye Institute
Other
Eligibility
8 Years and older
Enrollment
485 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
12
States / cities
Atlanta, Georgia • Canton, Georgia • Cumming, Georgia + 8 more
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
Completed Phase 3 Interventional Results available

Corneal Collagen Cross-Linking for Ectasia (CXL)

NCT00674661
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
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
Conditions
Keratoconus, Unstable, Ectasia Corneal, Bacterial Keratitis
Interventions
PXL 330 Platinum device/Riboflavin
Combination Product
Lead sponsor
Eye Specialists of Indiana
Other
Eligibility
12 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
1
States / cities
Indianapolis, Indiana
Conditions
Unstable Corneas
Interventions
Epithelium-On Riboflavin, Epithelium-Off Riboflavin, UV Light - Continuous Beam, UV Pulsed Beam
Drug · Device
Lead sponsor
Crowd Health Research, LTD
Other
Eligibility
12 Years and older
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2014
U.S. locations
16
States / cities
Santa Rosa, California • Denver, Colorado • Jacksonville, Florida + 13 more
Conditions
Keratoconus and Ectasia
Interventions
Riboflavin, VEGA UV-A Illumination System
Drug · Device
Lead sponsor
Topcon Medical Systems, Inc.
Industry
Eligibility
12 Years and older
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
13
States / cities
Phoenix, Arizona • Atlanta, Georgia • Boston, Massachusetts + 7 more
Conditions
Keratoconus, Ectasia Corneal
Interventions
Riboflavin 0.1%
Combination Product
Lead sponsor
Price Vision Group
Industry
Eligibility
10 Years and older
Enrollment
510 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2026
U.S. locations
1
States / cities
Indianapolis, Indiana
Not listed Not applicable Interventional Accepts healthy volunteers

Wavefront Guided Scleral Lenses for Keratoconus and Irregular Astigmatism

NCT04698590
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
Conditions
Keratoconus
Interventions
Theralight crosslinking and Riboflavin
Other
Lead sponsor
Cxlusa
Industry
Eligibility
8 Years and older
Enrollment
1,324 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
6
States / cities
Miami, Florida • Atlanta, Georgia • Rockville, Maryland + 3 more
Withdrawn Phase 2Phase 3 Interventional Accepts healthy volunteers

Corneal Crosslinking in Keratoconus and Corneal Ectasia

NCT00679666
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
Not listed Phase 2Phase 3 Interventional Accepts healthy volunteers

Treatment of Keratoconus Using Collagen Cross-Linking

NCT00841386
Conditions
Keratoconus
Interventions
Riboflavin-5-phosphate, Sham cross-linking
Drug
Lead sponsor
University at Buffalo
Other
Eligibility
16 Years to 35 Years
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2011
U.S. locations
2
States / cities
Amherst, New York • Buffalo, New York