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Showing 1–24 of 33 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Photorefractive Keratectomy Clear all
Terminated Not applicable Interventional

Photorefractive Keratectomy for Severe Anisometropia and Isoametropia Associated With Amblyopia

NCT03610997
View directory record Official record
Conditions
Anisometropia, Hyperopia, High Myopia, Amblyopia Isometropic, Amblyopia Bilateral, High Astigmatism
Interventions
Photorefractive keratectomy
Procedure
Lead sponsor
Baylor College of Medicine
Other
Eligibility
2 Years to 17 Years
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2024
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Dec 7, 2025 · Synced Jul 23, 2026, 11:22 AM EDT
Completed Phase 1Phase 2 Interventional Results available

Processed Amniotic Fluid (PAF) Drops After Photorefractive Keratectomy (PRK)

NCT04281004
View directory record Official record
Conditions
Photorefractive Keratectomy
Interventions
Amniotic Fluid (AFED), Saline Solution
Biological · Other
Lead sponsor
University of Utah
Other
Eligibility
21 Years and older
Enrollment
61 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Apr 17, 2024 · Synced Jul 23, 2026, 11:22 AM 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 Jul 23, 2026, 11:22 AM 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 Jul 23, 2026, 11:22 AM 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 Jul 23, 2026, 11:22 AM EDT
Completed Phase 4 Interventional

A Comparison of Topical Nepafenac to Placebo in Corneal Epithelial Healing Times and Postoperative Pain Relief

NCT00330798
View directory record Official record
Conditions
Photorefractive Keratectomy
Interventions
nepafenac 0.1%, ketorolac 0.4%
Drug · Other
Lead sponsor
Alcon Research
Industry
Eligibility
19 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Nov 17, 2016 · Synced Jul 23, 2026, 11:22 AM 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 Jul 23, 2026, 11:22 AM EDT
Not listed Phase 4 Interventional Accepts healthy volunteers

Anesthetic Impregnated Bandage Soft Contact Lens (BSCL) in Pain Management After Photorefractive Keratectomy (PRK)

NCT04283331
View directory record Official record
Conditions
Myopia, Hypermetropia, Refractive Errors, Astigmatism
Interventions
Proparacaine Ophthalmic
Drug
Lead sponsor
Beeran Meghpara, MD
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 5, 2021 · Synced Jul 23, 2026, 11:22 AM EDT
Completed Phase 2 Interventional Results available

Study of SAF312 as an Eye Drop for Treatment of Eye Pain Following Photorefractive Keratectomy (PRK) Surgery

NCT02961062
View directory record Official record
Conditions
Postoperative Ocular Pain After PRK Surgery
Interventions
SAF312, Placebo
Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years to 75 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
4
States / cities
Chevy Chase, Maryland • Sioux Falls, South Dakota • Draper, Utah + 1 more
Source: ClinicalTrials.gov public record
Updated Oct 5, 2021 · Synced Jul 23, 2026, 11:22 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Sutureless Cryopreserved Amniotic Membrane Graft (ProKera) and Wound Healing After Photorefractive Keratectomy

NCT00915759
View directory record Official record
Conditions
Corneal Wound Healing
Interventions
ProKera, Bandage contact lens
Device
Lead sponsor
Walter Reed National Military Medical Center
Federal
Eligibility
21 Years to 65 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2015
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Feb 6, 2025 · Synced Jul 23, 2026, 11:22 AM 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 Jul 23, 2026, 11:22 AM EDT
Completed Not applicable Interventional

Safety and Effectiveness of OBG vs.a Bandage Contact Lens for Large Corneal Epithelial Defects in Patients Post-PRK.

NCT03163641
View directory record Official record
Conditions
Corneal Epithelial Wound
Interventions
Acuvue Oasys, Ocular Bandage Gel
Device
Lead sponsor
Eyegate Pharmaceuticals, Inc.
Industry
Eligibility
22 Years to 50 Years
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Dec 16, 2020 · Synced Jul 23, 2026, 11:22 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Cannabinoid vs Opioid for Photorefractive Keratectomy Pain Control

NCT05477875
View directory record Official record
Conditions
Photorefractive Keratectomy, Myopia, Hyperopia
Interventions
oral cannabinoid, oral codeine/acetaminophen
Drug · Combination Product
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 65 Years
Enrollment
35 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Aug 6, 2025 · Synced Jul 23, 2026, 11:22 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Epithelial Healing and Visual Outcomes Using Omega-3 Therapy Before and After Photorefractive Keratectomy (PRK) Surgery

NCT01059019
View directory record Official record
Conditions
Refractive Error
Interventions
Omega-3 Fatty Acid Supplements
Dietary Supplement
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years to 28 Years
Enrollment
17 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Jun 20, 2013 · Synced Jul 23, 2026, 11:22 AM 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 Jul 23, 2026, 11:22 AM 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 Jul 23, 2026, 11:22 AM EDT
Terminated Not applicable Interventional Accepts healthy volunteers Results available

Comparison of Oral Gabapentin and Pregabalin in Postoperative Pain Control After Photorefractive Keratectomy

NCT00954187
View directory record Official record
Conditions
Postoperative Pain
Interventions
Gabapentin, pregabalin
Drug
Lead sponsor
Loma Linda University
Other
Eligibility
18 Years to 70 Years
Enrollment
8 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2013
U.S. locations
1
States / cities
Loma Linda, California
Source: ClinicalTrials.gov public record
Updated Jan 8, 2017 · Synced Jul 23, 2026, 11:22 AM 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 Jul 23, 2026, 11:22 AM 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 Jul 23, 2026, 11:22 AM EDT
Terminated Not applicable Interventional Results available

Topo-guided LASIK and Photorefractive Keratectomy vs Wavefront LASIK and Photorefractive Keratectomy

NCT03075176
View directory record Official record
Conditions
Surgery, Myopia
Interventions
Wavefront optimized LASIK, Wavefront optimized Photorefractive Keratectomy, Topography-guided LASIK, Topography-guided Photorefractive Keratectomy
Device
Lead sponsor
University of Utah
Other
Eligibility
21 Years and older
Enrollment
39 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Murray, Utah
Source: ClinicalTrials.gov public record
Updated Jul 16, 2023 · Synced Jul 23, 2026, 11:22 AM 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 Jul 23, 2026, 11:22 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Initial Evaluation of Photorefractive Keratectomy in U.S. Army Personnel

NCT00413673
View directory record Official record
Conditions
Myopia
Interventions
PRK
Procedure
Lead sponsor
Walter Reed Army Medical Center
Federal
Eligibility
21 Years and older
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2001 – 2008
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Mar 31, 2008 · Synced Jul 23, 2026, 11:22 AM 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 Jul 23, 2026, 11:22 AM 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 Jul 23, 2026, 11:22 AM EDT