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ClinicalTrials.gov public records Last synced Oct 22, 2026, 5:03 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 81 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Myopic Astigmatism Clear all
Recruiting Not applicable Interventional Accepts healthy volunteers

A Three-Phase Contralateral Comparison of Ray-Tracing Guided LASIK Versus Three Other Refractive Surgery Platforms to Correct Myopia or Myopia With Astigmatism

NCT07201298
View directory record Official record
Conditions
Myopia, Astigmatism
Interventions
Ray-Tracing Guided LASIK, Keratorefractive Lenticule Extraction (KLEx), WaveFront Optimized LASIK, Topography Guided LASIK
Device
Lead sponsor
Hoopes Vision
Other
Eligibility
22 Years to 50 Years
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2029
U.S. locations
1
States / cities
Draper, Utah
Source: ClinicalTrials.gov public record
Updated Oct 1, 2025 · Synced Oct 22, 2026, 5:03 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Evaluation of Epi-lasik in U.S. Army Personnel

NCT00413517
View directory record Official record
Conditions
Myopia
Interventions
Epi-Lasik
Procedure
Lead sponsor
Walter Reed Army Medical Center
Federal
Eligibility
21 Years and older
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2009
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Jul 16, 2010 · Synced Oct 22, 2026, 5:03 PM EDT
Completed Not applicable Interventional

A Prospective Clinical Study to Evaluate the Repeatability of the Visibly Vision Test

NCT06812572
View directory record Official record
Conditions
Myopia, Astigmatism
Interventions
Visibly Vision Test
Device
Lead sponsor
Visibly
Industry
Eligibility
22 Years to 55 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019
U.S. locations
1
States / cities
Harlingen, Texas
Source: ClinicalTrials.gov public record
Updated Feb 6, 2025 · Synced Oct 22, 2026, 5:03 PM EDT
Completed Not applicable Interventional Results available

Comparative In-Vivo Wetting Characteristics of Silicone Hydrogel Materials With Selected Lens Care Systems

NCT01699750
View directory record Official record
Conditions
Myopia, Astigmatism, Refractive Error
Interventions
Lotrafilcon B contact lenses, Senofilcon A contact lenses, OPTI-FREE® PUREMOIST® MPDS, BIOTRUE®, Balafilcon A contact lenses, ReNu® Multiplus®
Device
Lead sponsor
Alcon Research
Industry
Eligibility
18 Years and older
Enrollment
109 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
1
States / cities
Fort Worth, Texas
Source: ClinicalTrials.gov public record
Updated Dec 8, 2014 · Synced Oct 22, 2026, 5:03 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Contralateral Study of Topography Guided LASIK Versus Small Incision Lenticule Extraction

NCT05611294
View directory record Official record
Conditions
Myopia, Astigmatism
Interventions
Topography Guided LASIK Surgery, Small Incision Lenticule Extraction Surgery
Device
Lead sponsor
Hoopes Vision
Other
Eligibility
22 Years to 50 Years
Enrollment
42 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
1
States / cities
Draper, Utah
Source: ClinicalTrials.gov public record
Updated Aug 1, 2024 · Synced Oct 22, 2026, 5:03 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 Apr 1, 2008 · Synced Oct 22, 2026, 5:03 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Correction of Myopia Wtih or Without Astigmatism Using the VisuMax™ Femtosecond Laser

NCT02430428
View directory record Official record
Conditions
Myopia, Astigmatism
Interventions
Carl Zeiss Meditec VisuMax Femtosecond Laser
Device
Lead sponsor
Carl Zeiss Meditec, Inc.
Industry
Eligibility
22 Years and older
Enrollment
357 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2017
U.S. locations
5
States / cities
Greenwood Village, Colorado • Leawood, Kansas • Sioux Falls, South Dakota + 2 more
Source: ClinicalTrials.gov public record
Updated Jan 27, 2021 · Synced Oct 22, 2026, 5:03 PM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

Comparative Evaluation of Corneal Staining With Balafilcon A Lenses and Two Multi-Purpose Solutions

NCT01024855
View directory record Official record
Conditions
Myopia, Hyperopia, Astigmatism
Interventions
RevitaLens OcuTec MPS (Investigational MPS) and Opti-Free RepleniSH MPS (control)
Device
Lead sponsor
Abbott Medical Optics
Industry
Eligibility
18 Years to 99 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009
U.S. locations
1
States / cities
Santa Ana, California
Source: ClinicalTrials.gov public record
Updated Oct 20, 2015 · Synced Oct 22, 2026, 5:03 PM EDT
Completed Not applicable Interventional Results available

Multicenter Dispensing Study of Biofinity Toric Made-To-Order Lenses in Extended Power Ranges

NCT02193178
View directory record Official record
Conditions
Myopia, Astigmatism
Interventions
comfilcon A Toric
Device
Lead sponsor
CooperVision, Inc.
Industry
Eligibility
18 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
2
States / cities
Bloomington, Indiana • Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jul 29, 2020 · Synced Oct 22, 2026, 5:03 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

APIOC for Presbyopia and APIOC for Presbyopia With Astigmatism

NCT04883099
View directory record Official record
Conditions
Presbyopia, Myopia, Hyperopia, Astigmatism
Interventions
APIOC for Presbyopia and APIOC for Presbyopia for Astigmatism
Device
Lead sponsor
Lentechs, LLC
Industry
Eligibility
40 Years to 70 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
6
States / cities
San Diego, California • Orlando, Florida • Lexington, Kentucky + 3 more
Source: ClinicalTrials.gov public record
Updated Jan 19, 2022 · Synced Oct 22, 2026, 5:03 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

A Prospective Evaluation of Contrast Sensitivity and Disability Glare in Refractive Surgery, a Sub-Study of: Initial Evaluation of Excimer Laser Keratorefractive Surgery in U.S. Army Personnel (WU # 2335-99)

NCT00413868
View directory record Official record
Conditions
Myopia
Interventions
LASIK, PRK, Small target contrast sensitivity and disability glare
Procedure · Behavioral
Lead sponsor
Walter Reed Army Medical Center
Federal
Eligibility
21 Years and older
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Apr 1, 2008 · Synced Oct 22, 2026, 5:03 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Optical Quality, Threshold Target Identification, and Military Target Task Performance After Advanced Keratorefractive Surgery

NCT01097525
View directory record Official record
Conditions
Myopia, Myopic Astigmatism
Interventions
WFG PRK, WFG LASIK, WFO PRK, WFO LASIK
Procedure
Lead sponsor
Fort Belvoir Community Hospital
Federal
Eligibility
21 Years to 55 Years
Enrollment
224 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2014
U.S. locations
2
States / cities
Bethesda, Maryland • Fort Belvoir, Virginia
Source: ClinicalTrials.gov public record
Updated Mar 13, 2015 · Synced Oct 22, 2026, 5:03 PM EDT
Completed Not applicable Interventional

Visual Outcomes for Toric Efficacy Study

NCT03728218
View directory record Official record
Conditions
Astigmatism, Myopia
Interventions
Contact lenses (Orthokeratology), Contact lenses (Soft Multifocal)
Device
Lead sponsor
University of Houston
Other
Eligibility
18 Years to 39 Years
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jul 14, 2020 · Synced Oct 22, 2026, 5:03 PM EDT
Terminated No phase listed Observational

DAILIES TOTAL1® Soft Contact Lenses - Post-Market Clinical Follow-up Study

NCT06483113
View directory record Official record
Conditions
Myopia, Hyperopia, Presbyopia, Astigmatism
Interventions
Delefilcon A spherical soft contact lenses, Delefilcon A toric soft contact lenses, Delefilcon A multifocal soft contact lenses
Device
Lead sponsor
Alcon Research
Industry
Eligibility
7 Years and older
Enrollment
192 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
12
States / cities
San Diego, California • Ponte Vedra Beach, Florida • West Palm Beach, Florida + 8 more
Source: ClinicalTrials.gov public record
Updated Jul 20, 2025 · Synced Oct 22, 2026, 5:03 PM EDT
Active, not recruiting Not applicable Interventional

LASIK Using Contoura With Phorcides vs. iDesign

NCT07128316
View directory record Official record
Conditions
Myopia, Astigmatism
Interventions
Contoura Topolyzer with Phorcides, iDesign
Device
Lead sponsor
59th Medical Wing
Federal
Eligibility
21 Years to 50 Years
Enrollment
63 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Aug 18, 2025 · Synced Oct 22, 2026, 5:03 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 11, 2022 · Synced Oct 22, 2026, 5:03 PM EDT
Active, not recruiting Not applicable Interventional

LASIK iDesign vs SMILE

NCT07126756
View directory record Official record
Conditions
Myopia, Astigmatism
Interventions
STAR S4 IR Excimer Laser System, VisuMax 400 Surgical Laser
Device
Lead sponsor
59th Medical Wing
Federal
Eligibility
21 Years to 50 Years
Enrollment
57 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Lackland Air Force Base, Texas
Source: ClinicalTrials.gov public record
Updated Aug 17, 2025 · Synced Oct 22, 2026, 5:03 PM EDT
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 8, 2025 · Synced Oct 22, 2026, 5:03 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

A Comparison of LASIK Outcomes Using Two Femtosecond Lasers

NCT03063164
View directory record Official record
Conditions
Myopia, Astigmatism
Interventions
Intralase IFS150, Visumax
Device
Lead sponsor
Edward E. Manche
Other
Eligibility
21 Years to 60 Years
Enrollment
7 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Palo Alto, California
Source: ClinicalTrials.gov public record
Updated Dec 14, 2021 · Synced Oct 22, 2026, 5:03 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Refractive Accuracy of "2WIN" and Portable Autorefractors

NCT04249505
View directory record Official record
Conditions
Refractive Error - Myopia Axial, Astigmatism, Accomodation, Visual Impairment, Hyperopia of Both Eyes
Interventions
"2WIN" Photoscreener, "Plusoptix A12", "Retinomax"
Device
Lead sponsor
Alaska Blind Child Discovery
Other
Eligibility
6 Months to 95 Years
Enrollment
708 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Anchorage, Alaska
Source: ClinicalTrials.gov public record
Updated Jul 23, 2021 · Synced Oct 22, 2026, 5:03 PM EDT
Completed Not applicable Interventional Results available

Comparison of Clinical Performance of Two Monthly Replacement Toric Soft Contact Lenses

NCT06165627
View directory record Official record
Conditions
Ametropia, Astigmatism
Interventions
Lehfilcon A toric contact lenses, Comfilcon A toric contact lenses, CLEAR CARE
Device
Lead sponsor
Alcon Research
Industry
Eligibility
18 Years to 45 Years
Enrollment
67 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024
U.S. locations
5
States / cities
Los Angeles, California • Oakland, California • San Francisco, California + 2 more
Source: ClinicalTrials.gov public record
Updated May 29, 2025 · Synced Oct 22, 2026, 5:03 PM EDT
Completed Not applicable Interventional Results available

Multicenter Clinical Trial of a Phakic Implantable Collamer® Lens (ICL)

NCT04283149
View directory record Official record
Conditions
Myopia, Myopic Astigmatism
Interventions
EVO/EVO+ Visian ICL
Device
Lead sponsor
Staar Surgical Company
Industry
Eligibility
21 Years to 45 Years
Enrollment
327 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
14
States / cities
Phoenix, Arizona • Honolulu, Hawaii • Indianapolis, Indiana + 11 more
Source: ClinicalTrials.gov public record
Updated Mar 16, 2026 · Synced Oct 22, 2026, 5:03 PM EDT
Not listed Phase 4 Interventional Accepts healthy volunteers

Multi Laser Platform Comparison Study for LASIK

NCT00770094
View directory record Official record
Conditions
Myopia, Astigmatism
Interventions
Excimer Lasers, Excimer Laser for the LASIK procedure, Excimer Laser for LASIK
Device
Lead sponsor
Durrie Vision
Other
Eligibility
18 Years and older
Enrollment
90 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
3
States / cities
Atlanta, Georgia • Edina, Minnesota • McLean, Virginia
Source: ClinicalTrials.gov public record
Updated Aug 6, 2009 · Synced Oct 22, 2026, 5:03 PM EDT
Completed No phase listed Observational

Comfort and Vision With TOTAL30 Multifocal Lenses

NCT07284966
View directory record Official record
Conditions
Myopia, Presbyopia, Astigmatism
Interventions
TOTAL30 Multifocal
Device
Lead sponsor
Scripps Poway Eyecare and Optometry
Other
Eligibility
40 Years and older
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Sep 4, 2026 · Synced Oct 22, 2026, 5:03 PM EDT