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Showing 1–24 of 33 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Refractive Errors, Asthenopia
Interventions
Spectacle Lenses
Device
Lead sponsor
American Optometric Association
Other
Eligibility
40 Years and older
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2006
U.S. locations
1
States / cities
Birmingham, Alabama
Conditions
Wegener Granulomatosis, Microscopic Polyangiitis, Churg-Strauss Syndrome, Polyarteritis Nodosa, Giant Cell Arteritis, Takayasu's Arteritis, Henoch-Schoenlein Purpura, Behcet's Disease, CNS Vasculitis
Interventions
Not listed
Lead sponsor
University of South Florida
Other
Eligibility
18 Years and older
Enrollment
707 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
1
States / cities
Tampa, Florida
Conditions
Asthenopia, Myopia
Interventions
Contact lens with Multifocal Optics, Contact lens with Single Vision Optics
Device
Lead sponsor
Pete Kollbaum, OD, PhD
Other
Eligibility
18 Years to 35 Years
Enrollment
45 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
Bloomington, Indiana
Conditions
Wrinkle, Fatigue, Puffiness Around the Eyes
Interventions
Test product creme, Reference creme
Other
Lead sponsor
Seneque SA
Industry
Eligibility
40 Years to 65 Years · Female only
Enrollment
89 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Piscataway, New Jersey
Conditions
Anxiety Disorder, Cancer Survivor, Fatigue, Leukemia, Long-term Effects Secondary to Cancer Therapy in Adults, Lymphoma, Lymphoproliferative Disorder, Pain, Psychosocial Effects of Cancer and Its Treatment, Small Intestine Cancer
Interventions
telephone-based intervention, questionnaire administration, assessment of therapy complications, fatigue assessment and management, psychosocial assessment and care, quality-of-life assessment
Behavioral · Other · Procedure
Lead sponsor
Case Comprehensive Cancer Center
Other
Eligibility
18 Years to 35 Years
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
1
States / cities
Cleveland, Ohio
Completed Not applicable Interventional Accepts healthy volunteers

Use of Eye Exercises to Improve Vision

NCT03054597
Conditions
Eye Strain
Interventions
Circular light motion, Diagonal light motion, Peripheral light motion, Exercise
Device · Procedure
Lead sponsor
University of California, Davis
Other
Eligibility
12 Years and older
Enrollment
19 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012
U.S. locations
1
States / cities
Fremont, California
Conditions
Sjögren Syndrome
Interventions
CFZ533, Placebo
Drug · Other
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years to 100 Years
Enrollment
273 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
8
States / cities
Suwanee, Georgia • Indianapolis, Indiana • Baton Rouge, Louisiana + 5 more
Terminated Not applicable Interventional Accepts healthy volunteers Results available

Effects of Gunnar Computer Glasses on Viewing Comfort and Performance

NCT02925884
Conditions
Dry Eye, Eye Strain, Visual Acuity, Color Perception
Interventions
Gunnar OTC Glasses
Device
Lead sponsor
Pacific University
Other
Eligibility
18 Years to 42 Years
Enrollment
35 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013
U.S. locations
1
States / cities
Forest Grove, Oregon
Not listed Phase 3 Interventional Accepts healthy volunteers

Effects of Optical Blur on Performance and Comfort of Computer Users

NCT00318045
Conditions
Refractive Error
Interventions
Eyeglass lenses
Device
Lead sponsor
Vision Council of America
Other
Eligibility
19 Years and older
Enrollment
35 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2006
U.S. locations
1
States / cities
Birmingham, Alabama
Completed Not applicable Interventional Accepts healthy volunteers Results available

Toric Eye Strain and Stability Study

NCT01857102
Conditions
Astigmatism
Interventions
etafilcon A, etafilcon A for Astigmatism
Device
Lead sponsor
Johnson & Johnson Vision Care, Inc.
Industry
Eligibility
18 Years to 45 Years
Enrollment
159 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
1
States / cities
Houston, Texas
Conditions
Chronic Myeloproliferative Disorders, Fatigue, Leukemia, Lymphoma, Multiple Myeloma and Plasma Cell Neoplasm, Myelodysplastic Syndromes, Precancerous Condition, Unspecified Adult Solid Tumor, Protocol Specific
Interventions
St. John's wort
Dietary Supplement
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 1999
U.S. locations
1
States / cities
New York, New York
Completed Not applicable Interventional Accepts healthy volunteers Results available

Accommodative Relief for Uncomfortable Non-Presbyopes

NCT03544216
Conditions
Asthenopia
Interventions
Multifocal Contact Lens, Single Vision Contact Lens
Device
Lead sponsor
Ohio State University
Other
Eligibility
30 Years to 40 Years
Enrollment
84 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Columbus, Ohio
Conditions
Multiple Sclerosis, Internuclear Ophthalmoplegia, Fatigue
Interventions
Dalfampridine, Placebo
Drug
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years to 65 Years
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
1
States / cities
Cleveland, Ohio
Completed Not applicable Interventional Results available

Comparison of Two Daily Disposable Lenses

NCT04013789
Conditions
Refractive Ametropia, Myopia
Interventions
DACP FreshTech contact lenses, DACP contact lenses
Device
Lead sponsor
Alcon Research
Industry
Eligibility
18 Years to 35 Years
Enrollment
79 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019
U.S. locations
1
States / cities
Bloomington, Indiana
Conditions
Chronic Myeloproliferative Disorders, Fatigue, Leukemia, Lymphoma, Lymphoproliferative Disorder, Multiple Myeloma and Plasma Cell Neoplasm, Myelodysplastic Syndromes, Myelodysplastic/Myeloproliferative Neoplasms, Precancerous Condition, Unspecified Adult Solid Tumor, Protocol Specific
Interventions
American ginseng, placebo
Drug · Other
Lead sponsor
Alliance for Clinical Trials in Oncology
Other
Eligibility
18 Years and older
Enrollment
364 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2013
U.S. locations
326
States / cities
Scottsdale, Arizona • Aurora, Colorado • Boulder, Colorado + 208 more
Not listed Not applicable Interventional Accepts healthy volunteers

Lutein Supplementation in Healthy Children

NCT05314647
Conditions
Eye Fatigue, Diet, Healthy, Cognitive Change
Interventions
lutein, placebo
Dietary Supplement
Lead sponsor
Northcentral University
Other
Eligibility
8 Years to 16 Years
Enrollment
59 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Des Moines, Iowa
Conditions
Parkinson Disease, Multiple System Atrophy, Progressive Supranuclear Palsy
Interventions
Droxidopa, Placebo Oral Tablet
Drug
Lead sponsor
Loma Linda University
Other
Eligibility
50 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Loma Linda, California
Conditions
Eye Strain
Interventions
Total 30 Contact Lens
Device
Lead sponsor
Tauber Eye Center
Other
Eligibility
18 Years to 40 Years
Enrollment
35 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Kansas City, Missouri
Conditions
Rheumatoid Arthritis, Sjogren's Syndrome, Systemic Lupus Erythematosus, Mixed Connective Tissue Disease, Psoriatic Arthritis, Anxiety Disorders, Depressive Disorders, Moderate Depression, Moderate Anxiety
Interventions
Creating Health Online Course, Delayed access to Creating Health Online Course
Behavioral
Lead sponsor
Terry L. Wahls
Other
Eligibility
18 Years to 100 Years
Enrollment
400 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Iowa City, Iowa
Conditions
Binocular Dysfunction, Vertical Heterophoria, Vision, Binocular, Vision Disparity
Interventions
Lenses containing prismatic correction, Lenses not containing prismatic correction
Device
Lead sponsor
Vision Specialists of Birmingham
Other
Eligibility
14 Years and older
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2015
U.S. locations
1
States / cities
Birmingham, Michigan
Enrolling by invitation No phase listed Observational Accepts healthy volunteers

Quest to Analyze One Thousand Humans Meditating

NCT06583395
Conditions
Amyotrophic Lateral Sclerosis (ALS), Angina, Stable, Anxiety, Asthma, Atrial Fibrillation, Cancer Brain, Cancer, Breast, Cancer Colon, Cancer, Lung, Cancer, Ovarian, Cancer Prostate, Cancer Skin, Throat Cancer, Lymphoma, Cancer, Thyroid, Cancer, Other, Cerebral Palsy, Chronic Fatigue Syndrome, Cluster Headache, Chronic Obstructive Pulmonary Disease (COPD), Chronic Kidney Diseases, Crohn Disease, Deafness, Depression, Diabetes, Eczema, Epilepsy, Fibroids, Fibromyalgia, Heart Failure, Hypertension, Hyperthyroidism, Hypothyroidism, Irritable Bowel Syndrome (IBS), Infertility, Lyme Disease, Macular Degeneration, Migraine, Multiple Allergies, Multiple Sclerosis, Osteoarthritis, Osteoporosis, Ovarian Cysts, Parkinson Disease, Phantom Limb Pain, Psoriasis, Post Traumatic Stress Disorder (PTSD), Rheumatoid Arthritis, Sjogrens Disease, Spinal Cord Injury, Spinal Stenosis, Stroke, Tension Headache, Tinnitus, Ulcerative Colitis
Interventions
Advanced multi-component meditation practice
Behavioral
Lead sponsor
Tobias Moeller-Bertram
Industry
Eligibility
21 Years and older
Enrollment
3,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2025
U.S. locations
1
States / cities
Palm Desert, California
Conditions
Dry Eye, Eye Fatigue
Interventions
Eye Empower, Placebo
Dietary Supplement
Lead sponsor
Bio Nature Health
Industry
Eligibility
45 Years and older
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Las Vegas, Nevada
Conditions
Colorectal Cancer Screening, Colon Adenomatous Polyp
Interventions
Ambient lighting, Low lighting
Other
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older
Enrollment
1,109 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Park Ridge, Illinois
Conditions
Refractive Error, Presbyopia, Asthenopia, Eyeglasses
Interventions
D-28 bifocal lenses and frame, Progressive addition computer lenses and frame
Device
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
40 Years and older
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2007
U.S. locations
1
States / cities
Birmingham, Alabama