Independent directory Public ClinicalTrials.gov records United States
Clinical Trials Finder
Objective public record navigation
Search Results

Search by objective public record fields.

Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results are retrieved from ClinicalTrials.gov and synchronized into the directory. Search pages remain noindex by default.

Clear filters
ClinicalTrials.gov public records Last synced Sep 13, 2026, 5:55 PM EDT

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

Showing 1–24 of 40 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Filters: Intervention: Photorefractive keratectomy Clear all
Completed Not applicable Interventional Accepts healthy volunteers

A Comparison of Fellow Eyes Undergoing LASIK or PRK With a Wavefront-guided Excimer Laser Versus a Wavefront-optimized Excimer Laser

NCT01135719
View directory record Official record
Conditions
Hyperopia, Myopia, Astigmatism
Interventions
LASIK and PRK
Procedure
Lead sponsor
Edward E. Manche
Other
Eligibility
21 Years to 60 Years
Enrollment
137 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2022
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Dec 6, 2022 · Synced Sep 13, 2026, 5:55 PM EDT
Recruiting No phase listed Observational

Patient Reported Outcomes With WaveLight Plus LASIK

NCT07084844
View directory record Official record
Conditions
Myopia, Astigmatism
Interventions
WaveLigh Plus LASIK
Device
Lead sponsor
Mann Eye Institute
Other
Eligibility
18 Years to 39 Years
Enrollment
52 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Sep 14, 2025 · Synced Sep 13, 2026, 5:55 PM EDT
Not listed Phase 3 Interventional Accepts healthy volunteers

Investigator Initiated Study to Assess the Efficacy of OC-01 (Varenicline) Nasal Spray on Signs and Symptoms of Dry Eye Disease Following Photorefractive Keratectomy (PRK)

NCT05045508
View directory record Official record
Conditions
Dry Eye
Interventions
OC-01 (varenicline 0.6mg/ml) nasal spray, Placebo (vehicle) Nasal Spray
Drug
Lead sponsor
Brandon Baartman
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Omaha, Nebraska
Source: ClinicalTrials.gov public record
Updated Sep 21, 2021 · Synced Sep 13, 2026, 5:55 PM EDT
Completed Phase 2 Interventional Results available

Study of Efficacy and Safety of SAF312 Eye Drops in Subjects With Post-operative Corneal Induced Chronic Pain (CICP)

NCT04630158
View directory record Official record
Conditions
Chronic Ocular Pain
Interventions
SAF312 Placebo, SAF312
Other · Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
153 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
24
States / cities
Mission Hills, California • Newport Beach, California • Palo Alto, California + 19 more
Source: ClinicalTrials.gov public record
Updated Oct 8, 2024 · Synced Sep 13, 2026, 5:55 PM EDT
Completed No phase listed Observational

Combined CXL//UV and PRK or LASIK in Forme Fruste Keratoconus or Eyes With Potential Risk of Ectasia

NCT01726283
View directory record Official record
Conditions
Fruste Keratoconus, Risk of Ectasia
Interventions
Corneal Cross-Linking, Riboflavin
Device · Drug
Lead sponsor
Cxlusa
Industry
Eligibility
18 Years and older
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
8
States / cities
Scottsdale, Arizona • San Diego, California • Miami, Florida + 5 more
Source: ClinicalTrials.gov public record
Updated Aug 23, 2015 · Synced Sep 13, 2026, 5:55 PM EDT
Recruiting No phase listed Observational

Clinical Evaluation of WaveLight Plus LASIK

NCT07127757
View directory record Official record
Conditions
Myopia, Astigmatism
Interventions
Wavelight Plus LASIK
Device
Lead sponsor
Laser Defined Vision
Other
Eligibility
18 Years and older
Enrollment
50 participants
Timeline
2025 – 2026
U.S. locations
1
States / cities
Greensboro, North Carolina
Source: ClinicalTrials.gov public record
Updated Oct 1, 2025 · Synced Sep 13, 2026, 5:55 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Ocular Bandage Gel (OBG) Pivotal Trial in Patients Undergoing Photorefractive Keratectomy ("PRK")

NCT03938883
View directory record Official record
Conditions
Ophthalmology, Photorefractive Keratectomy ("PRK"), Laser Assisted Surgery, Refractive Surgery
Interventions
Ocular Bandage Gel (OBG), Bandage Contact Lens (BCL)
Device
Lead sponsor
Eyegate Pharmaceuticals, Inc.
Industry
Eligibility
22 Years to 50 Years
Enrollment
250 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
Sioux Falls, South Dakota
Source: ClinicalTrials.gov public record
Updated Dec 12, 2019 · Synced Sep 13, 2026, 5:55 PM EDT
Completed No phase listed Observational

Patient Reported Outcomes With LASIK: PROWL-2

NCT01655420
View directory record Official record
Conditions
Laser in Situ Keratomileusis
Interventions
LASIK
Procedure
Lead sponsor
Food and Drug Administration (FDA)
Federal
Eligibility
21 Years to 84 Years
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2012
U.S. locations
5
States / cities
Stanford, California • Indianapolis, Indiana • Overland Park, Kansas + 2 more
Source: ClinicalTrials.gov public record
Updated Feb 7, 2018 · Synced Sep 13, 2026, 5:55 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Wavefront-guided Photorefractive Keratectomy (PRK) Versus Wavefront-guided Lasik for Myopia

NCT01140594
View directory record Official record
Conditions
Myopia, Astigmatism
Interventions
Photorefractive keratectomy, Laser in-situ keratomileusis
Procedure
Lead sponsor
Stanford University
Other
Eligibility
21 Years and older
Enrollment
34 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2008
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Apr 10, 2022 · Synced Sep 13, 2026, 5:55 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Evaluation of Conventional Photorefractive Keratectomy (PRK) in U.S. Army Personnel, Substudy of: Initial Evaluation of Excimer Laser Keratorefractive Surgery in U.S. Army Personnel

NCT00412568
View directory record Official record
Conditions
Myopia
Interventions
Photorefractive Keratectomy (PRK)
Procedure
Lead sponsor
Walter Reed Army Medical Center
Federal
Eligibility
21 Years and older
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2008
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Mar 31, 2008 · Synced Sep 13, 2026, 5:55 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Bromday Versus Nevanac Eye Drops to Control Pain Following Photorefractive Keratectomy

NCT01475877
View directory record Official record
Conditions
Myopia
Interventions
Bromfenac
Drug
Lead sponsor
Virdi Eye Clinic
Other
Eligibility
21 Years and older
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
1
States / cities
Rock Island, Illinois
Source: ClinicalTrials.gov public record
Updated May 2, 2016 · Synced Sep 13, 2026, 5:55 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Lacritin and Heparanase Levels in Human Tears After Laser Refractive Surgery

NCT01049724
View directory record Official record
Conditions
Myopia
Interventions
Tear collection
Other
Lead sponsor
Fort Belvoir Community Hospital
Federal
Eligibility
21 Years to 55 Years
Enrollment
196 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2017
U.S. locations
1
States / cities
Fort Belvoir, Virginia
Source: ClinicalTrials.gov public record
Updated Feb 6, 2018 · Synced Sep 13, 2026, 5:55 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Post-operative Pain Control After Photorefractive Keratectomy Comparing Acetaminophen/Codeine vs Acetaminophen/Oxycodone

NCT04399122
View directory record Official record
Conditions
Post-operative Pain Control
Interventions
acetaminophen/codeine vs acetaminophen/oxycodone
Drug
Lead sponsor
59th Medical Wing
Federal
Eligibility
21 Years and older
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Oct 4, 2021 · Synced Sep 13, 2026, 5:55 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Oral Gabapentin Versus Placebo for Treatment of Postoperative Pain Following Photorefractive Keratectomy

NCT00793910
View directory record Official record
Conditions
Postoperative Pain
Interventions
Gabapentin, placebo
Drug
Lead sponsor
Walter Reed Army Medical Center
Federal
Eligibility
21 Years and older
Enrollment
106 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Jul 15, 2014 · Synced Sep 13, 2026, 5:55 PM EDT
Not listed Phase 2Phase 3 Interventional Accepts healthy volunteers

The Use of MMC During PRK and Its Effect on Postoperative Topical Steroid Requirements

NCT02030990
View directory record Official record
Conditions
Corneal Opacity
Interventions
Mitomycin-C, Fluorometholone 1% topical ocular steroid
Drug
Lead sponsor
United States Naval Medical Center, San Diego
Federal
Eligibility
21 Years to 65 Years
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2023
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Apr 14, 2022 · Synced Sep 13, 2026, 5:55 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Goblet Cell Response and Dry Eye Symptoms After PRK and LASIK

NCT00411827
View directory record Official record
Conditions
Keratoconjunctivitis Sicca
Interventions
PRK with conjunctival impression cytology before and after surgery, LASIK with conjunctival impression cytology before and after surgery
Procedure
Lead sponsor
Walter Reed National Military Medical Center
Federal
Eligibility
21 Years to 40 Years
Enrollment
146 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2016
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Sep 19, 2024 · Synced Sep 13, 2026, 5:55 PM EDT
Completed Not applicable Interventional

Comparison of Photorefractive Keratectomy (PRK) and Sub-Bowman's Keratomileusis (SBK)

NCT00714922
View directory record Official record
Conditions
Myopia
Interventions
PRK, SBK
Procedure
Lead sponsor
University of Utah
Other
Eligibility
21 Years to 80 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Sep 15, 2010 · Synced Sep 13, 2026, 5:55 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Post Photorefractive Keratectomy (PRK) Use of an Eye Shield for Maintaining Vision and Mitigating Pain

NCT01592643
View directory record Official record
Conditions
Pain, Vision Nearsighted
Interventions
Eye Shield
Device
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
1
States / cities
Palo Alto, California
Source: ClinicalTrials.gov public record
Updated Dec 21, 2021 · Synced Sep 13, 2026, 5:55 PM EDT
Completed Phase 4 Interventional Results available

Loteprednol vs. Prednisolone and Fluorometholone

NCT03123614
View directory record Official record
Conditions
Intraocular Pressure, Corneal Opacity
Interventions
Loteprednol Etabonate 0.5% Oph Gel, Prednisolone Acetate 1% Oph Susp
Drug
Lead sponsor
University of Utah
Other
Eligibility
21 Years and older
Enrollment
131 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
1
States / cities
Murray, Utah
Source: ClinicalTrials.gov public record
Updated May 25, 2021 · Synced Sep 13, 2026, 5:55 PM EDT
Completed Phase 4 Interventional

Efficacy of Cyclosporine for the Prevention and Treatment of Dry Eye Symptoms Following LASIK or Photorefractive Keratectomy

NCT00349440
View directory record Official record
Conditions
Dry Eye Syndromes
Interventions
Cyclosporine, Refresh Plus
Drug
Lead sponsor
Innovative Medical
Industry
Eligibility
18 Years and older
Enrollment
93 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
1
States / cities
Greensboro, North Carolina
Source: ClinicalTrials.gov public record
Updated Sep 25, 2008 · Synced Sep 13, 2026, 5:55 PM EDT
Not listed Phase 2 Interventional Accepts healthy volunteers

Bandage Contact Lenses for Corneal Abrasions

NCT03206723
View directory record Official record
Conditions
Corneal Abrasion, Eye Trauma
Interventions
Bandage contact lens, Eyedrop, Hydrocodone
Device · Drug
Lead sponsor
Lundquist Institute for Biomedical Innovation at Harbor-UCLA Medical Center
Other
Eligibility
18 Years to 65 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Torrance, California
Source: ClinicalTrials.gov public record
Updated Jan 31, 2018 · Synced Sep 13, 2026, 5:55 PM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

A Comparison of Photorefractive Keratectomy (PRK), PRK With Mitomycin-C and Laser Subepithelial Keratomileusis (LASEK) in the Treatment of Moderate and High Myopia

NCT00415077
View directory record Official record
Conditions
MODERATE AND HIGH MYOPIA
Interventions
PRK, MMC PRK, LASEK
Procedure
Lead sponsor
Walter Reed Army Medical Center
Federal
Eligibility
21 Years and older
Enrollment
960 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2004
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Jul 15, 2010 · Synced Sep 13, 2026, 5:55 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

A 6 Month Study to Evaluate the Safety, Analgesic Efficacy of ACUVAIL™ (Ketorolac Tromethamine Ophthalmic Solution) 0.45%, in Post-PRK Corneal Wound Healing

NCT01193231
View directory record Official record
Conditions
Must be PRK Candidate
Interventions
Not listed
Lead sponsor
Durrie Vision
Other
Eligibility
18 Years to 39 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
1
States / cities
Overland Park, Kansas
Source: ClinicalTrials.gov public record
Updated Feb 13, 2012 · Synced Sep 13, 2026, 5:55 PM EDT
Enrolling by invitation No phase listed Observational

Corneal Biomechanical Analysis Using Brillouin Microscopy

NCT04598932
View directory record Official record
Conditions
Keratoconus, Keratoconus, Unstable, Keratoconus, Stable
Interventions
Brillouin microscopy
Device
Lead sponsor
The Cleveland Clinic
Other
Eligibility
18 Years to 60 Years
Enrollment
220 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Feb 16, 2026 · Synced Sep 13, 2026, 5:55 PM EDT