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ClinicalTrials.gov public records Last synced Sep 1, 2026, 7:24 PM EDT

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Showing 1–24 of 68 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
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
Completed No phase listed Observational Accepts healthy volunteers

Refractive Accuracy of "2WIN" and Portable Autorefractors

NCT04249505
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
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
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
Conditions
Hyperopia
Interventions
TENEO 317 Model 2 excimer laser
Device
Lead sponsor
Bausch & Lomb Incorporated
Industry
Eligibility
22 Years and older
Enrollment
140 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
9
States / cities
Newport Beach, California • Fort Myers, Florida • Bloomington, Minnesota + 6 more
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
Conditions
Presbyopia
Interventions
Serafilcon A multifocal contact lenses, Senofilcon A multifocal contact lenses, CLEAR CARE® Cleaning & Disinfecting Solution
Device
Lead sponsor
Alcon Research
Industry
Eligibility
40 Years and older
Enrollment
106 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024
U.S. locations
8
States / cities
Los Angeles, California • Oakland, California • Maitland, Florida + 5 more
Completed Not applicable Interventional Accepts healthy volunteers Results available

Multicenter Dispensing Study of Biofinity Lenses in Extended Range

NCT02060539
Conditions
Myopia, Hyperopia
Interventions
Biofinity XR
Device
Lead sponsor
CooperVision, Inc.
Industry
Eligibility
18 Years and older
Enrollment
19 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
3
States / cities
Berkeley, California • Indianapolis, Indiana • Houston, Texas
Conditions
Refractive Errors, Astigmatism
Interventions
Hand-held device supported by a mobile application, Phoropter, Autorefractor
Device
Lead sponsor
EyeQue Corp.
Industry
Eligibility
30 Years to 65 Years
Enrollment
230 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Inglewood, California
Withdrawn No phase listed Observational Accepts healthy volunteers

Evaluation of Outcomes Using the Amo Advanced CustomVue Ilasik Procedure

NCT00765960
Conditions
Myopia, Hyperopia
Interventions
Not listed
Lead sponsor
Medical University of South Carolina
Other
Eligibility
21 Years and older
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
1
States / cities
Charleston, South Carolina
Completed Not applicable Interventional Accepts healthy volunteers

Apioc Contact Lens Feasibility

NCT03688672
Conditions
Ametropia, Myopia, Hyperopia, Astigmatism, Presbyopia
Interventions
Apioc Contact Lens Design
Device
Lead sponsor
Lentechs, LLC
Industry
Eligibility
18 Years to 60 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Columbus, Ohio
Conditions
Hyperopia
Interventions
MEL 80 Hyperopic LASIK Treatment
Device
Lead sponsor
Carl Zeiss Meditec, Inc.
Industry
Eligibility
21 Years and older
Enrollment
189 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2008
U.S. locations
6
States / cities
San Diego, California • Greenwood Village, Colorado • Kansas City, Missouri + 3 more
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
Conditions
Myopia, Hyperopia
Interventions
narafilcon B daily disposable soft contact lenses, etafilcon A daily disposable soft contact lenses
Device
Lead sponsor
Johnson & Johnson Vision Care, Inc.
Industry
Eligibility
8 Years and older
Enrollment
1,171 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
37
States / cities
Campbell, California • Fullerton, California • Huntington Beach, California + 29 more
Conditions
Myopia, Hyperopia, Astigmatism
Interventions
fanfilcon A, enfilcon A
Device
Lead sponsor
CooperVision, Inc.
Industry
Eligibility
17 Years and older
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
Berkeley, California
Completed No phase listed Observational Accepts healthy volunteers

First-Sight Refractive Error Correction in the Developing World

NCT01598818
Conditions
Vision Loss
Interventions
Not listed
Lead sponsor
University of Nebraska
Other
Eligibility
7 Years to 50 Years
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2014
U.S. locations
1
States / cities
Omaha, Nebraska
Completed Not applicable Interventional Accepts healthy volunteers Results available

One-month Clinical Evaluation of Oté Sensation Multi-Purpose Solution Care System

NCT03278223
Conditions
Myopia, Hyperopia
Interventions
Test solution, Control solution
Device
Lead sponsor
OTE North America
Industry
Eligibility
18 Years and older
Enrollment
194 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
5
States / cities
Sarasota, Florida • Pittsburg, Kansas • Vestal, New York + 2 more
Conditions
Amblyopia
Interventions
App Vision Screening
Device
Lead sponsor
Gobiquity Mobile Health
Industry
Eligibility
1 Year to 8 Years
Enrollment
207 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018
U.S. locations
1
States / cities
Anchorage, Alaska
Conditions
Refractive Ametropia, Hyperopia, Myopia
Interventions
Lotrafilcon A spherical contact lenses
Device
Lead sponsor
Alcon Research
Industry
Eligibility
18 Years and older
Enrollment
108 participants
Timeline
2023
U.S. locations
4
States / cities
Tallahassee, Florida • Franklin Park, Illinois • Eden Prairie, Minnesota + 1 more
Completed Not applicable Interventional Accepts healthy volunteers Results available

Safety and Effectiveness of Wavefront-Guided LASIK Correction of Hyperopic Refractive Errors

NCT01675479
Conditions
Hyperopia
Interventions
LASIK correction of hyperopic refractive errors
Device
Lead sponsor
Abbott Medical Optics
Industry
Eligibility
18 Years and older
Enrollment
167 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2016
U.S. locations
9
States / cities
Los Angeles, California • Miami, Florida • Chicago, Illinois + 6 more
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Cannabinoid vs Opioid for Photorefractive Keratectomy Pain Control

NCT05477875
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
Conditions
Myopia and Hyperopia and Presbyopia
Interventions
new silicone hydrogel daily disposable multifocal contact lens, the Bausch + Lomb (kalifilcon A) Daily Disposable Multifocal Contact Lens
Device
Lead sponsor
Bausch & Lomb Incorporated
Industry
Eligibility
40 Years and older
Enrollment
301 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
20
States / cities
San Diego, California • San Francisco, California • Denver, Colorado + 16 more
Conditions
Laser in Situ Keratomileusis
Interventions
Not listed
Lead sponsor
Food and Drug Administration (FDA)
Federal
Eligibility
21 Years to 84 Years
Enrollment
550 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2011
U.S. locations
1
States / cities
San Diego, California
Completed Not applicable Interventional Accepts healthy volunteers Results available

Correction of Farsightedness in Children Study

NCT00472212
Conditions
Hyperopia, Farsightedness
Interventions
Spectacles, Control
Device
Lead sponsor
Ohio State University
Other
Eligibility
6 Years to 11 Years
Enrollment
58 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2008
U.S. locations
4
States / cities
Chicago, Illinois • New York, New York • Columbus, Ohio + 1 more
Completed Not applicable Interventional Results available

Clinical Evaluation of a Daily Wear Silicone Hydrogel Lens

NCT04207749
Conditions
Refractive Errors, Myopia, Hyperopia
Interventions
LID015385 contact lenses, Comfilcon A contact lenses, CLEAR CARE
Device
Lead sponsor
Alcon Research
Industry
Eligibility
18 Years and older
Enrollment
249 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
18
States / cities
Glendale, Arizona • Brentwood, California • Irvine, California + 15 more