Clinical trials: Eye Color
Post Traumatic Stress Disorder
Use of CBD Oil in the Treatment of Posttraumatic Stress Disorder
The overarching objective of the proposed project is to test the clinical efficacy of CBD in the treatment of post-traumatic stress disorder using a rigorous double-blind randomized clinical trial methodology.
- Trial name
- NCT04197102
- Testing
- CBD Isolate, CBD Broad Spectrum
- Where
- United States
- Volunteers
- 150 people
- Sponsor
- University of Texas at Austin
Achromatopsia
Clinical and Genetic Characterization of Individuals With Achromatopsia
The purpose of this study is to identify individuals with achromatopsia caused by mutations in the CNGB3 gene and characterize their clinical condition using several tests of visual function every 6 months for up to 1.5 years.
- Trial name
- NCT01846052
- Where
- 5 sites in United States
- Volunteers
- 56 people
- Sponsor
- Beacon Therapeutics
Visual Suppression, Amblyopia
Autostereoscopic Dynamic Near Vision Testing
This is an analysis of tests of near vision. Visual perception testing using a novel program on an interactive three dimensional electronic device: Autostereoscopic dynamic near games for monocular visual acuity, stereopsis and…
- Conditions
- Visual Suppression, Amblyopia, Color Vision Defects
- Trial name
- PDICheck (NCT04606355)
- Testing
- Visual Acuity, stereopsis, Color vision
- Where
- United States
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- Alaska Blind Child Discovery
Eye Diseases
Deep Learning for Classification of Scheimpflug Corneal Tomography Images
Keratoconus is a common disorder. An early diagnosis influences the disease prognosis in the affected patients and prevents postoperative complications in patients with keratoconus considering refractive surgery.
- Trial name
- NCT04497207
- Testing
- Scheimpflug Camera Corneal Tomography
- Where
- Egypt
- Volunteers
- 1,669 people, healthy volunteers welcome
- Sponsor
- Assiut University
Parkinson Disease, Healthy Adult Participants
Brain Dopamine Biomarker
This study is being conducted at the Morsani College of Medicine to determine whether signals recorded from the eyes and brain can be used as a noninvasive way to monitor dopamine function.
- Trial name
- B3-4D (NCT07748715)
- Testing
- Levadopa/Carbidopa eyedrops, Levodopa/Carbidopa (Sinemet)
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- University of South Florida
Myopia
A Comparison of AIR OPTIX® COLORS Versus FRESHLOOK® COLORBLENDS
The purpose of this study was to evaluate the overall comfort of AIR OPTIX® COLORS compared to FRESHLOOK® COLORBLENDS in habitual wearers of the FRESHLOOK® COLORBLENDS .
- Trial name
- NCT01635933
- Testing
- Lotrafilcon B contact lens with color, Phemfilcon A contact lens with color
- Volunteers
- 370 people
- Sponsor
- Alcon Research
Skin Wrinkling
A Study to Validate Cosmetic Outcome Scales Used to Rate Uneven Skin Color and Wrinkling
Skin chronically exposed to the sun may become damaged and then develop wrinkles and/or uneven skin color. The purpose of this research study is to evaluate a newly developed scale (grading tool) that rates wrinkles and uneven…
- Trial name
- NCT00114673
- Where
- United States
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- Graceway Pharmaceuticals, LLC
Myopia
A Comparison of Two Color Contact Lenses in Habitual Clear Contact Lens Wearers
The purpose of this study is to evaluate the comfort of color contact lenses in a population of clear contact lens wearers who have an interest in wearing color contact lenses.
- Trial name
- NCT02175199
- Testing
- Lotrafilcon B contact lenses with color printing, Phemfilcon A contact lenses with color printing
- Volunteers
- 151 people
- Sponsor
- Alcon Research
Diabetic Retinopathy
RetinaVue Diabetic Screening
the purpose of this study is to examine whether the deployment of a non-mydriatic color fundus camera in a rural prime care setting is feasible and improves the detection rate of diabetic retinopathy in patients where adherence…
- Trial name
- NCT03343730
- Testing
- Non-mydriatic color fundus photography with the RetinaVue camera, Referral for dilated eye exam with an eye care professional
- Where
- United States
- Volunteers
- 50 people
- Sponsor
- Bassett Healthcare
Visual Function
A Performance Study Comparing the EyeMirage (Test Device) to Standard of Care (Reference Device) in Patients 18 to 65 Years of Age Undergoing Standard Eye Examinations Such as Visual Acuity, Visual Field, Color Vision, and Self-Paced Saccade for Various Conditions
This study will assess the effectiveness and accuracy of results of a new device for eye function testing. This will be done by comparing results of four eye tests that are done through the current standard used in eye clinics…
- Trial name
- NCT06908967
- Testing
- EyeMirage device
- Where
- 4 sites in Canada
- Volunteers
- 160 people, healthy volunteers welcome
- Sponsor
- Neuroptek Corporation Inc.
Community Adolescents at Risk for Depression and Suicide
Application and Evaluation of Group Cognitive Intervention for Depressed Adolescents
Cognitive behavioral therapy (CBT) is effective and CBT with parental involvement has potential in preventing and treating adolescent depression.
- Trial name
- NCT00946413
- Testing
- CBT plus parent education, CBT alone
- Where
- Taiwan
- Volunteers
- 31 people
- Sponsor
- Taipei Medical University Hospital
Chronic Pain
Acceptance and Commitment Therapy and Cognitive Behavioral Therapy for Chronic Pain
Chronic pain is a long-term condition which is related to a number of negative consequences including reduced productivity at work, increased number of sick leave , depression and emotional difficulties among others.
- Trial name
- ALGEA (NCT02778737)
- Testing
- ACT-based intervention, CBT-based intervention
- Where
- Greece
- Volunteers
- 200 people
- Sponsor
- University of Cyprus
Tooth Decay
This Research Study Examines the Effects of Cannabidiol-infused Candy on Reducing the Bacteria Causing Tooth Decay, When Comparing it to a Sugar Free Candy on Adults.
The goal of this clinical trial is to compare the effect of CBD candy versus sugar free candy on reducing the number of bacteria causing tooth decay, in adults The main question is to see whether CBD have any effect on reducing…
- Trial name
- NCT06301113
- Testing
- CBD infused candy, Sugar free Candy
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- West Coast University
Myopia
A Study to Evaluate the Safety and Efficacy of Eye Secret UV Aspheric Silicone Soft (Hydrophilic) 1Day Color Contact Lens
This was a prospective, randomized, open label, parallel, active-controlled clinical study to assess the safety and efficacy of Silicone Color Contact Lens for vision correction.
- Trial name
- NCT06527586
- Testing
- soft contact lens
- Where
- 3 sites in Taiwan
- Volunteers
- 131 people
- Sponsor
- Yung Sheng Optical Co., Ltd.
Complex Post-Traumatic Stress Disorder
Patient-centered Modular CBT for CPTSD: A Randomised Controlled Pilot Study
Modular Patient Centred CBT (MPC) for Complex PTSD (CPTSD) is a manualized psychotherapy programme that consists of five treatment modules addressing 1) Affect dysregulation, 2) Disturbed relationships, 3) Negative self-concept…
- Trial name
- PACE pilot RCT (NCT05259592)
- Testing
- Psychotherapy
- Where
- 5 sites in Denmark
- Volunteers
- 60 people
- Sponsor
- Danish Veterans Centre
Myopia
Clinical Evaluation of the Safety and Efficacy of Yung Sheng 55 % Color Contact Lens
This was a single group, open-label clinical study to assess the safety and efficacy of Yung Sheng 55% Color Contact Lens for vision correction.
- Trial name
- NCT06128486
- Testing
- Soft Contact Lens
- Volunteers
- 62 people
- Sponsor
- Yung Sheng Optical Co., Ltd.
Iris Diseases
Iris Color and Day-Night Changes in the Sympathovagal Ratio
Iris melanocytes are innervated by parasympathetic and sympathetic nerve endings. Light affects autonomic nervous system activity via the retino-hypothalamic pathway.
- Trial name
- NCT05759715
- Testing
- Iris Color Measurement , LF/HF Measurement
- Volunteers
- 621 people
- Sponsor
- Ankara Ataturk Sanatorium Training and Research Hospital
Achromatopsia
Safety and Efficacy Trial of AAV Gene Therapy in Patients With CNGA3 Achromatopsia (A Clarity Clinical Trial)
This will be a non-randomized, open-label, Phase 1/2 study of the safety and efficacy of AGTC-402, administered to one eye by subretinal injection in individuals with achromatopsia caused by mutations in the CNGA3 gene.
- Trial name
- NCT02935517
- Testing
- AGTC-402
- Where
- 6 sites in United States, Israel
- Volunteers
- 24 people
- Sponsor
- Beacon Therapeutics
Healthy
Naturally Produced Cannabinoids for Neuroprotection From Concussion
The goal of this double-blind, placebo-controlled, cross over study is to learn about the neuroprotective properties of a broad-spectrum cannabinoid formulation in normal healthy adults engaged in elite contact sport competition.
- Trial name
- NCT07715864
- Testing
- Broad spectrum cannabinoid formulation
- Where
- Canada
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- University of Regina
Psychotic Disorders, Schizophrenia
Virtual Cognitive Behavioural Therapy for Psychosis
Participants with schizophrenia-spectrum disorders who are experiencing active symptoms of psychosis will randomized to either receive 6 months of individual cognitive behavioural therapy for psychosis or to receive treatment as…
- Trial name
- NCT04752449
- Testing
- Virtual Cognitive Behavioural Therapy for Psychosis
- Where
- Canada
- Volunteers
- 70 people
- Sponsor
- University of Toronto