Clinical trials: Refractive Error - Myopia
Myopia
Daily Disposable Dispensing Clinical Trial of Test Lens Against Stenfilcon A Lens
The purpose of this study is to investigate the overall clinical performance of the test daily disposable stenfilcon A lens with solution additive (test) compared to the stenfilcon A lens (control).
- Trial name
- NCT03024970
- Testing
- stenfilcon A lens with solution additive (test), stenfilcon A lens (control)
- Where
- 2 sites in United States
- Volunteers
- 72 people, healthy volunteers welcome
- Sponsor
- CooperVision, Inc.
Ametropia, Myopia
Clinical Performance Evaluation of Two Frequent Replacement Silicone Hydrogel Toric Contact Lenses
The primary objective of this study is to evaluate the axis orientation of LID226397 toric contact lenses.
- Conditions
- Ametropia, Myopia, Hyperopia, Astigmatism
- Trial name
- NCT05959200
- Testing
- Serafilcon A toric contact lenses, Senofilcon A toric contact lenses, CLEAR CARE
- Where
- 7 sites in United States
- Volunteers
- 92 people
- Sponsor
- Alcon Research
Refractive Error, Myopia
A Comparison of Two Daily Disposable Contact Lenses
This study seeks to evaluate the clinical performance of a new CE marked daily disposable contact lens that contains a wetting agent to a recently improved daily disposable contact lens.
- Trial name
- NCT00634101
- Testing
- nelfilcon A, narafilcon A
- Where
- 20 sites in United Kingdom
- Volunteers
- 129 people
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Myopia, Hyperopia
Comparing Low-cost Handheld Autorefractors - a Practical Approach to Measuring Refraction in Low Resource Settings
Study compares four portable vision measurement and eye-imaging technologies in terms of accuracy and time and ease of use with older adult (ages 40-100) participants in a developing-country setting (India).
- Trial name
- NCT03456245
- Testing
- Vision device validation
- Volunteers
- 205 people, healthy volunteers welcome
- Sponsor
- Harvard School of Public Health (HSPH)
Myopia
Evaluation of Daytime Corneal Swelling During Wear of Galyfilcon A Lenses
The purpose of this study is to evaluate corneal swelling, limbal redness, and endothelial bleb response to wearing galyfilcon A lenses in asian eyes.
- Trial name
- NCT01482819
- Testing
- galyfilcon A, galyfilcon A plus, lotrafilcon A
- Where
- Australia
- Volunteers
- 21 people
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Myopia
Daily Disposable Comparison Study
The objective of the study is to compare the overall subjective preference between two Daily Disposable hydrogel lenses when refitted into a third hydrogel lens.
- Trial name
- NCT02094677
- Testing
- filcon II 3, etafilcon A, nelfilcon A
- Where
- Canada
- Volunteers
- 70 people
- Sponsor
- CooperVision, Inc.
Refractive Error, Astigmatism
Visual Performance Investigation of Two Toric Soft Contact Lenses
The purpose of this study is to compare the amount of coma as measured by aberrometry induced by two silicone hydrogel toric lenses in astigmatic participants.
- Conditions
- Refractive Error, Astigmatism, Myopia, Hyperopia
- Trial name
- CARDINAL (NCT01858701)
- Testing
- Lotrafilcon B toric contact lens, Comfilcon A toric contact lens
- Volunteers
- 49 people
- Sponsor
- Alcon Research
Myopia
Refitting Somofilcon A Sphere Contact Lens Wearers Into Fanfilcon A Sphere Lenses for 4-Weeks of Wear
The aim of this subject-masked prospective study is to evaluate the clinical performance of habitual wearers of Clariti Elite sphere lenses after a refit with Avaira Vitality sphere lenses.
- Trial name
- NCT03974802
- Testing
- somofilcon A contact lens, fanfilcon A contact lens
- Where
- Mexico
- Volunteers
- 41 people
- Sponsor
- CooperVision, Inc.
Myopia, Hyperopia
Multicenter Dispensing Study of Biofinity Lenses in Extended Range
To obtain subjective and objective feedback on the clinical performance of Biofinity lenses after at least two weeks daily wear in existing contact lens wearers compared with their habitual lenses.
- Trial name
- NCT02060539
- Testing
- Biofinity XR
- Where
- 4 sites in United States, Canada
- Volunteers
- 19 people, healthy volunteers welcome
- Sponsor
- CooperVision, Inc.
Myopia
Evaluation of Wear Experience With One Week Reusable Contact Lenses in Habitual Two Week Reusable Lens Wearers
This open-label study is of current Acuvue® Oasys® wearers (2 - week replacement, reusable lenses) who are satisfied with their current lenses.
- Trial name
- NCT06382064
- Testing
- Biweekly replacement contact lenses, One week replacement contact lenses
- Where
- United States
- Volunteers
- 71 people, healthy volunteers welcome
- Sponsor
- Ohio State University
Myopia
Performance of DAILIES TOTAL1 Daily Disposable Contact Lenses in Habitual Soft Lens Wearers Who Report Substantial Digital Device Use
The purpose of this study is to evaluate the performance of DAILIES TOTAL1 daily disposable contact lenses with regards to subjective symptoms (comfort, dryness, vision) in lens wearers who use identify themselves as substantial…
- Trial name
- FOX (NCT06308666)
- Testing
- Delefilcon A contact lenses
- Where
- Canada
- Volunteers
- 41 people, healthy volunteers welcome
- Sponsor
- University of Waterloo
Myopia, Hyperopia
Evaluation of the Effectiveness of Two Marketed Multi-Purpose Solutions for Silicone Hydrogel Contact Lenses - Study 2
The purpose of this study was to evaluate the performance of Opti-Free® PureMoist® Multi-purpose Disinfecting Solution (MPDS) compared to AMO RevitaLens OcuTec® MPDS (US brand name)/COMPLETE RevitaLens (Europe brand name) in…
- Conditions
- Myopia, Hyperopia, Contact Lens Comfort
- Trial name
- NCT01684046
- Testing
- Opti-Free® PureMoist® MPDS, RevitaLens MPDS, Habitual Contact Lenses
- Volunteers
- 196 people
- Sponsor
- Alcon Research
Presbyopia, Astigmatism
Clinical Performance Evaluation of Two Frequent Replacement Silicone Hydrogel Multifocal Toric Contact Lenses
The purpose of this study is to evaluate on-eye clinical performance of the investigational contact lenses following 30 days of wear in the intended population.
- Trial name
- NCT06461455
- Testing
- Lehfilcon A multifocal for astigmatism contact lenses, Samfilcon A multifocal for astigmatism contact lenses, CLEAR CARE® Cleaning & Disinfecting Solution
- Where
- 11 sites in United States
- Volunteers
- 95 people
- Sponsor
- Alcon Research
Hyperopia, Myopia
A Clinical Comparison of Two Soft Contact Lenses (C24-755)
The aim of this study is to compare the short-term clinical performance of two soft contact lenses.
- Trial name
- NCT06758076
- Testing
- Lens 1 (ocufilcon D), Lens 2 (somofilcon A)
- Where
- United Kingdom
- Volunteers
- 52 people
- Sponsor
- CooperVision, Inc.
Myopia, Hyperopia
A Clinical Comparison of Two Soft Contact Lenses
The study objective was to gather short-term clinical performance data for two soft contact lenses.
- Trial name
- NCT05741450
- Testing
- Lens 1 (monthly replacement), Lens 2 (daily disposable)
- Where
- United Kingdom
- Volunteers
- 45 people
- Sponsor
- CooperVision, Inc.
Myopia
One-Day Dispensing Clinical Evaluation of SofLens Daily Disposable Lenses Compared to a Marketed 1 Day Contact Lens
The objective of this one-day study will be to evaluate the clinical performance of SofLens Daily Disposable lenses compared to that of a marketed 1 Day Contact Lens.
- Trial name
- NCT00902850
- Testing
- SofLens Daily Disposable, Marketed 1 Day Contact Lens
- Where
- United States
- Volunteers
- 28 people
- Sponsor
- Bausch & Lomb Incorporated
Myopia
Controlling Myopia Progression With Soft Contact Lenses
This study is to investigate whether novel soft contact lens optical designs can slow myopia progression.
- Trial name
- NCT01787760
- Testing
- Test Soft Contact Lens B, Test Soft Contact Lens C, Active Comparator
- Where
- Hong Kong
- Volunteers
- 221 people
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Myopia
Effectiveness of Orthokeratology in Myopia Control
The high prevalence of myopia - especially in Asian countries - is well documented, as are the sight-threatening complications of high or degenerative myopia.
- Trial name
- NCT03465748
- Testing
- OrthoK
- Where
- United States
- Volunteers
- 45 people, healthy volunteers welcome
- Sponsor
- Illinois College of Optometry
Myopia
Clinical Evaluation of an Investigational Soft Contact Lens
The purpose of this 4-week dispensing trial is to evaluate and compare an investigational soft contact lens worn on a daily disposable basis with three other soft contact lenses also worn on a daily disposable basis.
- Trial name
- NCT01254747
- Testing
- Delefilcon A contact lens, Lotrafilcon B contact lens (O2 OPTIX, AIR OPTIX), Nelfilcon A contact lens (DAILIES AquaComfort Plus)
- Where
- 2 sites in United States, Germany
- Volunteers
- 130 people
- Sponsor
- CIBA VISION
Refractive Error
Clinical Assessment of DAILIES TOTAL1® (DT1) Multifocal
The purpose of this study is to evaluate DAILIES TOTAL1® Multifocal (DTl MF) contact lenses in current multifocal contact lens wearers with symptoms of end of day discomfort compared to their habitual multifocal contact lens…
- Trial name
- NCT02871375
- Testing
- Delefilcon A multifocal contact lenses, Habitual multifocal contact lenses
- Volunteers
- 170 people
- Sponsor
- Alcon, a Novartis Company