Clinical trials: Refractive Error
Myopia
Correction of Myopia Evaluation Trial 2
The purpose of the study is to determine if progressive addition lenses (PALs) versus single vision lenses (SVLs) slow the progression of low myopia in children with poor accommodative responses (i.e., large accommodative lags)…
- Trial name
- COMET2 (NCT00320593)
- Testing
- Progressive Addition Lenses (PALs), Single Vision Lenses (SVLs)
- Where
- 8 sites in United States
- Volunteers
- 118 people
- Sponsor
- Jaeb Center for Health Research
Down Syndrome, Refractive Errors
Dilated Versus Non-Dilated Wavefront Corrections for Patients With Down Syndrome
Individuals with Down syndrome (DS) live with visual deficits due, in part, to elevated levels of higher-order optical aberrations (HOA).
- Trial name
- NCT05059041
- Testing
- Dilated Refraction, Non-Dilated Refraction
- Where
- 2 sites in United States
- Volunteers
- 42 people
- Sponsor
- Ohio State University
Myopia
Comparing a Monthly Replacement Lens Versus a Daily Disposable Lens
The purpose of this study was to compare subjective ratings of lens handling at insertion for a monthly replacement lens versus a daily disposable lens in habitual soft lens wearers.
- Trial name
- NCT06046209
- Testing
- Control Lens, Test Lens
- Where
- Canada
- Volunteers
- 30 people
- Sponsor
- CooperVision, Inc.
Hyperopia
Enhancement of Emmetropization in Highly Hyperopic Infants
Infants do not usually wear glasses because they usually do not need them to see clearly. Most infants are born with a moderate amount of farsightedness.
- Trial name
- NCT03669146
- Testing
- Glasses
- Where
- United States
- Volunteers
- 35 people, healthy volunteers welcome
- Sponsor
- Donald O Mutti, OD, PhD
Ametropia
Evaluation of Disinfecting Solutions and Protein Remover With a Silicone Hydrogel Lens
The purpose of this study is to determine if reduced lens deposits and increased comfort can be achieved by using Multipurpose disinfecting solutions (MPDS) in a no-rub format but in conjunction with an intensive cleaner, rather…
- Trial name
- NCT00754338
- Testing
- Alcon Opti-Free® RepleniSH® with Supraclens®, Alcon Opti-Free® RepleniSH®, B&L ReNu MultiPlus™
- Where
- Canada
- Volunteers
- 76 people, healthy volunteers welcome
- Sponsor
- University of Waterloo
Refractive Errors
Bifocal & Atropine in Myopia (BAM) Study
This study will test whether the combined treatment of 0.01% atropine and soft bifocal contact lens wear produces slower myopia progression and axial elongation compared to soft bifocal contact lenses alone in children ages 7 to…
- Trial name
- BAM (NCT03312257)
- Testing
- Multifocal D +2.50 add & 0.01% atropine
- Volunteers
- 49 people
- Sponsor
- Jenny Jones
Refractive Errors
Bifocal Lenses In Nearsighted Kids
This study will evaluate the use of two different bifocal contact lens add powers to prevent further nearsighted progression in children ages 7 to 11 years old.
- Trial name
- BLINK (NCT02255474)
- Testing
- Biofinity Multifocal D +1.50 add, Biofinity Multifocal D +2.50 add, Biofinity
- Where
- 2 sites in United States
- Volunteers
- 294 people
- Sponsor
- Ohio State University
Amblyopia
Observational Study of Optical Correction for Strabismic Amblyopia in Children 3 to <7 Years Old
This study will evaluate the effectiveness of refractive correction alone for the treatment of previously untreated strabismic or combined-mechanism amblyopia in children 3 to <7 years old with visual acuity of 20/40 to 20/400
- Trial name
- ATS13 (NCT00669539)
- Where
- United States
- Volunteers
- 156 people
- Sponsor
- Jaeb Center for Health Research
Myopia, Astigmatism
Safety and Efficacy Evaluation of a New Contact Lens Disinfecting Solution in Soft Contact Lens Wearers
The purpose of this study is demonstrate substantial equivalence of an investigational contact lens disinfecting solution to a commercially available contact lens solution in silicone hydrogel and soft contact lens wearers.
- Conditions
- Myopia, Astigmatism, Hyperopia, Refractive Error
- Trial name
- NCT01912768
- Testing
- FID 120947A contact lens disinfecting solution, renu fresh multi-purpose solution, Soft contact lenses
- Volunteers
- 362 people
- Sponsor
- Alcon Research
Myopia, Astigmatism
Safety and Efficacy Evaluation of a New Contact Lens Disinfecting Solution in Gas Permeable Contact Lens Wearers
The purpose of this study is demonstrate substantial equivalence of an investigational contact lens disinfecting solution to a commercially available contact lens solution in gas permeable lens wearers.
- Conditions
- Myopia, Astigmatism, Hyperopia, Refractive Error
- Trial name
- NCT01912781
- Testing
- FID 120947A contact lens disinfecting solution, Boston Simplus multi-action solution, Gas permeable contact lenses
- Volunteers
- 112 people
- Sponsor
- Alcon Research
Refractive Error, Myopia
Clinical Performance of a New Daily Disposable Contact Lens Worn in an Established Contact Lens Wearing Population
This study seeks to evaluate the clinical and subjective performance of a new daily disposable soft contact lens.
- Trial name
- NCT00708643
- Testing
- Habitual Silicone Hydrogel Contact Lens, narafilcon A
- Where
- Canada
- Volunteers
- 80 people
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Refractive Error, Dry Eye
Determination of Cell Population in Solution-Induced Corneal Staining (SICS) and Symptomatic Versus Asymptomatic Lens Wearers
The purpose of the study is to investigate the corneal epithelial cell response associated with lens wear that results in solution-induced corneal staining (Phase1) and to determine the cell appearance in symptomatic and…
- Trial name
- ABBOTSFORD (NCT01629706)
- Testing
- Balafilcon A contact lens, Habitual contact lenses, Renu multi-purpose solution
- Volunteers
- 92 people
- Sponsor
- CIBA VISION
Myopia, Refractive Error
A Comparison of Two Color Contact Lenses in Habitual Clear Contact Lens Wearers
The purpose of this study was to evaluate overall satisfaction with AIR OPTIX® COLORS as compared to FRESHLOOK® COLORBLENDS contact lenses.
- Trial name
- NCT01782482
- Testing
- Lotrafilcon B contact lens with color, Phemfilcon A contact lens with color
- Volunteers
- 574 people
- Sponsor
- Alcon Research
Refractive Error
AIR OPTIX® COLORS Registration Trial
The purpose of this study was to evaluate the subjective and objective performance and the physiological response to AIR OPTIX® COLORS soft contact lenses compared with AIR OPTIX® AQUA contact lenses in participants with normal…
- Trial name
- NCT01440322
- Testing
- Lotrafilcon B contact lens with color, Lotrafilcon B contact lens
- Volunteers
- 150 people
- Sponsor
- CIBA VISION
Myopia, Astigmatism
Prospective Study of an Investigational Toric Soft Contact Lens
The purpose of this study was to demonstrate substantial equivalence of an investigational toric soft contact lens to the commercially available Focus® DAILIES® Toric soft contact lens when worn in a daily wear, daily disposable…
- Conditions
- Myopia, Astigmatism, Refractive Error
- Trial name
- NCT01461811
- Testing
- Nelfilcon A toric contact lenses (with comfort additives), Nelfilcon A toric contact lenses
- Volunteers
- 154 people
- Sponsor
- CIBA VISION
Refractive Error
Ocular Comfort and the "Aging" Lens (ERBIUM)
The purpose of this trial was to evaluate the factors affecting comfortable contact lens wear and how those factors affect contact lens replacement frequency.
- Trial name
- NCT01198600
- Testing
- Habitual contact lens, Lotrafilcon B contact lens, Contact lens cleaning and disinfecting system (ClearCare)
- Where
- Canada
- Volunteers
- 78 people
- Sponsor
- CIBA VISION
Ametropia
Evaluation of the Performance of Non-molded Soft Contact Lenses
To evaluate the performance of the study soft lens for vision, comfort, physiology and lens surface properties.
- Trial name
- NCT00371787
- Testing
- Soft contact lens
- Where
- Canada
- Volunteers
- 38 people, healthy volunteers welcome
- Sponsor
- University of Waterloo