Clinical trials: Visual Functions
Erectile Dysfunction
A Study of Visual Effects of Erectile Dysfunction Medications Dosed Daily for Six Months
This is a multicenter, randomized, double-blind, placebo-controlled study to evaluate the effects on vision of six months of daily dosing of 5 mg tadalafil or 50 mg sildenafil compared with placebo.
- Trial name
- NCT00333281
- Testing
- tadalafil
- Where
- United States
- Volunteers
- 198 people, healthy volunteers welcome
- Sponsor
- Eli Lilly and Company
Alzheimer Disease, Dementia
Efficacy of Caregiver Training Program in Enhancing Caregiver and Patient Outcomes
As part of Phase II of the NIH SBIR grant, the study will conduct a randomized controlled clinical trial in which the MapHabit system (MHS) will offer a caregiver training product in adjunct.
- Conditions
- Alzheimer Disease, Dementia, Caregiver Burden, Assistive Technology
- Trial name
- NCT05527405
- Testing
- The MapHabit System
- Where
- United States
- Volunteers
- 50 people
- Sponsor
- MapHabit, Inc.
Visual Acuity
Post-Market Study of Alcon Intraocular Lenses
The purpose of the study is to evaluate clinical and functional performance in real-world conditions in participants who have been implanted with Acrysof IQ Vivity (Extended Vision) IOLs compared with Alcon Aspheric Monofocal…
- Trial name
- NCT05414565
- Testing
- Vivity IOL, Aspheric monofocal IOL
- Where
- Australia
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Alcon Research
Acute Demylelinating Optic Neuritis
Fingolimod (FTY720) in Acute Demyelinating Optic Neuritis (ADON)
To evaluate the efficacy and safety of fingolimod 0.5mg versus placebo in patients with suspected acute demyelinating optic neuritis (ADON) receiving standard steroid treatment
- Trial name
- NCT01757691
- Testing
- Fingolimod 0.5mg/daily
- Where
- 2 sites in United States, Spain
- Volunteers
- 2 people
- Sponsor
- Novartis Pharmaceuticals
Friedreich's Ataxia
Safety and Efficacy of EPI-743 in Patients With Friedreich's Ataxia
The purpose of this study is to examine the effects of EPI-743 on visual function and neurologic function in patients with Friedreich's ataxia.
- Trial name
- NCT01728064
- Testing
- EPI-743 400 mg, EPI-743 200 mg
- Where
- 3 sites in United States
- Volunteers
- 60 people
- Sponsor
- PTC Therapeutics
Age Related Macular Degeneration
Visual Function Tests in Age-related Macular Degeneration
The goal of this study is to assess a battery of visual function tests in subjects with non-exudative age-related macular degeneration
- Trial name
- NCT03275753
- Testing
- Visual Function Tests
- Where
- United States
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- ORA, Inc.
Cataract
Visual Function After Implantation of Bilateral AcrySof® Toric Natural Intraocular Lens
The purpose of this study is to evaluate the effect that placement and power of the AcrySof Toric has on post-operative visual acuity and spectacle independence for distance vision.
- Trial name
- NCT00760487
- Testing
- AcrySof Toric IOL
- Where
- United States
- Volunteers
- 120 people
- Sponsor
- Alcon Research
Cataract
A Comparison of Visual Function After Bilateral Implantation of Presbyopia Correcting Intraocular Lenses
To prospectively evaluate postoperative visual and refractive parameters in a series of subjects bilaterally implanted with AcrySof ReSTOR +3 vs. those bilaterally implanted with LENTIS MPlus Intraocular Lens (IOL).
- Trial name
- NCT01299155
- Testing
- ReSTOR +3, LENTIS MPlus
- Where
- Spain
- Volunteers
- 24 people
- Sponsor
- Alcon Research
Cataract
Presbyopia-Correcting Intraocular Lenses (IOLs)
The purpose of this study is to prospectively evaluate postoperative visual and refractive parameters in a series of subjects bilaterally implanted with Presbyopia-Correcting Intraocular Lenses (IOLs).
- Trial name
- NCT00963560
- Testing
- ReSTOR +3, Crystalens HD, Crystalens AO
- Where
- United States
- Volunteers
- 132 people
- Sponsor
- Alcon Research