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Showing 1–24 of 258 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Completed Not applicable Interventional Results available

Spectacles for Patients With Down Syndrome

NCT03367793
Conditions
Vision, Low
Interventions
Spectacles - Clinically Derived, Spectacles - Metric Technique #1 Derived, Spectacles - Metric Technique #2 Derived
Device
Lead sponsor
University of Houston
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Houston, Texas
Not yet recruiting Not applicable Interventional

Circadian Light Exposure Adjustment for Restfulness

NCT07391852
Conditions
Sleep Onset Latency
Interventions
Amber Tinted Glasses, Clear Glasses, Smart Lightbulbs
Device
Lead sponsor
University of Arizona
Other
Eligibility
60 Months to 83 Months
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
1
States / cities
Tucson, Arizona
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
Irritable Bowel Syndrome (IBS), Circadian Misalignment
Interventions
Re-Timer glasses, Placebo Device
Device
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years to 65 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Charleston, South Carolina
Conditions
Amblyopia, Binocular Vision Disorder
Interventions
Binocular cartoon treatment at home, Patching, Binocular cartoon treatment in office
Other
Lead sponsor
University of Waterloo
Other
Eligibility
36 Months to 83 Months
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
Dallas, Texas
Not listed Not applicable Interventional Accepts healthy volunteers

Patient Augmented Reality and Vibratory Array Otorhinolaryngology Procedures

NCT06227039
Conditions
Pain, Acute, Vocal Fold Polyp, Vocal Cord Paralysis, Laryngeal Neoplasms
Interventions
Vibroacoustic stimulation on, Augmented Reality on, Vibroacoustic stimulation off, Augmented reality off
Other
Lead sponsor
University of Virginia
Other
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Charlottesville, Virginia
Completed Not applicable Interventional Accepts healthy volunteers Results available

Clinical Assessment of a Customized Free-form Progressive Addition Lens Spectacle

NCT01234207
Conditions
Presbyopia
Interventions
Standard, non-free-form, non-customized PAL spectacles, Individually customized free-form surfaced PAL spectacles
Device
Lead sponsor
University of California, Berkeley
Other
Eligibility
39 Years to 80 Years
Enrollment
95 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009
U.S. locations
1
States / cities
Berkeley, California
Conditions
Sleep Disturbance, Sleep, Depression, Suicide
Interventions
Sleep Feedback + Psychoeducation, Transdiagnostic Sleep and Circadian Intervention + Bright Light (TSC+), Triple Chronotherapy (TCT+)
Behavioral
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years to 25 Years
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Completed Not applicable Interventional Results available

Vivity IOL: Emmetropia Compared to Monovision.

NCT05464732
Conditions
Presbyopia
Interventions
Vivity IOL emmetropia, Vivity IOL monovision
Device
Lead sponsor
Carolina Eyecare Physicians, LLC
Other
Eligibility
50 Years and older
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Mt. Pleasant, South Carolina
Conditions
Amblyopia
Interventions
Bangerter filters, Patching, Near activities
Device · Procedure
Lead sponsor
Jaeb Center for Health Research
Other
Eligibility
3 Years to 9 Years
Enrollment
186 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
1
States / cities
Birmingham, Alabama
Conditions
Constipation
Interventions
Senna+ docusate, placebo
Drug
Lead sponsor
Hartford Hospital
Other
Eligibility
18 Years and older · Female only
Enrollment
72 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
1
States / cities
Hartford, Connecticut
Terminated Not applicable Interventional Accepts healthy volunteers

Think AHEAD (A Healthy Eating And Drinking) Study

NCT01044134
Conditions
Obesity
Interventions
Dietary counseling
Behavioral
Lead sponsor
Boston Children's Hospital
Other
Eligibility
12 Years to 17 Years
Enrollment
38 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2014
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Type 1 Diabetes (T1D), Sleep Health
Interventions
Sleep Health and Circadian Timing Intervention
Behavioral
Lead sponsor
University of Colorado, Denver
Other
Eligibility
14 Years to 19 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
1
States / cities
Aurora, Colorado
Completed Not applicable Interventional Results available

Cognitive Behavioral Therapy and Light Therapy

NCT05337943
Conditions
Pulmonary Hypertension, Insomnia, Fatigue
Interventions
CBT-I, Bright Light Therapy
Behavioral · Device
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Completed Not applicable Interventional Results available

Luminopia One Amblyopia Vision Improvement Study

NCT03608150
Conditions
Amblyopia
Interventions
Luminopia One, Refractive Correction
Device
Lead sponsor
Luminopia
Industry
Eligibility
4 Years to 7 Years
Enrollment
117 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
22
States / cities
Los Angeles, California • Gainesville, Florida • Maitland, Florida + 17 more
Completed Not applicable Interventional Accepts healthy volunteers

Seeing the World Through Assorted Glasses

NCT02483559
Conditions
Sleep
Interventions
Amber Lenses, Placebo Lenses
Other
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 50 Years
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Conditions
Eye Diseases, Visual Impairment, Glaucoma
Interventions
Standard optometric examination, Technology enhanced eye disease detection protocol
Other
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
900 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2030
U.S. locations
1
States / cities
Flint, Michigan
Not listed Not applicable Interventional Accepts healthy volunteers

Individual and Contextual Factors That Influence Sexual Decisions

NCT03224416
Conditions
Binge Drinking, Unsafe Sex, HIV/AIDS, Sexually Transmitted Diseases
Interventions
Alcohol Administration, Placebo Alcohol Administration, No Alcohol Administration
Other
Lead sponsor
Brown University
Other
Eligibility
21 Years to 35 Years · Male only
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Providence, Rhode Island
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Clinical Investigation of the Vision-R800 Device.

NCT04208750
Conditions
Myopia, Hyperopia, Astigmatism, Presbyopia
Interventions
Vision R-800 Phoropter, Standard Phoropter
Device
Lead sponsor
Pete Kollbaum, OD, PhD
Other
Eligibility
18 Years to 70 Years
Enrollment
119 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
Bloomington, Indiana
Conditions
Amblyopia
Interventions
Vivid Vision, Luminopia, Optical Correction
Device
Lead sponsor
Jaeb Center for Health Research
Other
Eligibility
8 Years to 12 Years
Enrollment
252 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
58
States / cities
Birmingham, Alabama • Glendale, Arizona • Scottsdale, Arizona + 46 more
Terminated Phase 4 Interventional Results available

Comparison of Clenpiq vs Golytely Bowel Preparation

NCT03198221
Conditions
Bowel Preparation Solutions
Interventions
Golytely, Clenpiq
Drug
Lead sponsor
The Cleveland Clinic
Other
Eligibility
18 Years and older
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Cleveland, Ohio
Terminated Not applicable Interventional Accepts healthy volunteers Results available

Effects of Alcohol and Mood on Attention

NCT04276779
Conditions
Suicidal Ideas
Interventions
Alcohol administration, Placebo administration, Positive mood induction, Negative mood induction
Other · Behavioral
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
21 Years to 65 Years
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Birmingham, Alabama
Completed Not applicable Interventional Results available

Lighting Intervention for Cancer-related Fatigue

NCT04827446
Conditions
Breast Cancer, Prostate Cancer, Hematologic Malignancy, Survivorship, Fatigue
Interventions
Wearable Sensor, Blue-blocking glasses, Clear glasses, Full SYNC app, "Dummy" SYNC app
Other
Lead sponsor
University of Michigan Rogel Cancer Center
Other
Eligibility
18 Years and older
Enrollment
139 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Ann Arbor, Michigan
Conditions
Blepharoptosis, Ptosis, Eyelid, Myasthenia Gravis, Stroke, Traumatic Brain Injury, Chronic Progressive External Ophthalmoplegia
Interventions
Magnetic Levator Prosthesis (MLP), Kinesiotape Frontalis Sling (KTFS)
Device
Lead sponsor
Massachusetts Eye and Ear Infirmary
Other
Eligibility
5 Years and older
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Boston, Massachusetts