Clinical trials: Eye Color
Achromatopsia
Safety and Efficacy Trial of AAV Gene Therapy in Patients With CNGB3 Achromatopsia (A Clarity Clinical Trial)
This will be a non-randomized, open-label, Phase 1/2 study of the safety and efficacy of AGTC-401 administered to one eye by subretinal injection in individuals with achromatopsia caused by mutations in the CNGB3 gene.
- Trial name
- NCT02599922
- Testing
- rAAV2tYF-PR1.7-hCNGB3
- Where
- 8 sites in United States
- Volunteers
- 32 people
- Sponsor
- Beacon Therapeutics
Monochromatic, L- and S-cone Modulation Only
Evaluating How Well Different Types of Light-sensitive Cells in the Eye Contribute to Its Focusing Ability
In this experiment, subjects will view shapes on a screen with varying colors and be asked to focus their eyes on the shapes. The shapes will look as though they are jumping to random distances away from the eye.
- Conditions
- Monochromatic, L- and S-cone Modulation Only, L- and M-cone Modulation Only, M and S-cone Modulation Only
- Trial name
- NCT07691463
- Testing
- Color
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Rochester Institute of Technology
CBD Stone
Re-use of Ambu aScope During Exploration of the Common Bile Duct for Stones in Low-Resource Settings- a Retrospective Study
Various methods confirm stone clearance during surgical exploration of bile duct, but choledochoscopy is considered the most effective. However, choledochoscopes are expensive and often unavailable in low-resource settings.
- Trial name
- NCT07285447
- Testing
- Ambu aScope for visualization of biliary tree during exploration of CBD for stone
- Where
- Nepal
- Volunteers
- 75 people
- Sponsor
- B.P. Koirala Institute of Health Sciences
Type-2 Diabetes, Diabetic Retinopathy
Phenotypes of Nonproliferative Diabetic Retinopathy in DM 2 Patients Identified by OCT, CFP, RLA and mfERG (DIAMARKER)
To characterise phenotypes of Non Proliferative Diabetic Retinopathy (NPDR) progression using multimodal testing/imaging procedures.
- Trial name
- NCT01440660
- Where
- Portugal
- Volunteers
- 20 people
- Sponsor
- Association for Innovation and Biomedical Research on Light and Image
Tinnitus
A CBT-based Internet Intervention for Adults With Tinnitus in the United Kingdom
The purpose of this study is to determine the feasibility and effectiveness of a CBT-based internet intervention for adults with tinnitus in the United Kingdom
- Trial name
- NCT02370810
- Testing
- CBT-based internet-intervention for tinnitus
- Where
- United Kingdom
- Volunteers
- 146 people, healthy volunteers welcome
- Sponsor
- Anglia Ruskin University
FTLD, Progressive Supranuclear Palsy (PSP)
Advancing Research and Treatment for Frontotemporal Lobar Degeneration (ARTFL)
Frontotemporal Lobar Degeneration (FTLD) is the neuropathological term for a collection of rare neurodegenerative diseases that correspond to four main overlapping clinical syndromes: frontotemporal dementia (FTD), primary…
- Conditions
- FTLD, Progressive Supranuclear Palsy (PSP), Frontotemporal Dementia (FTD), Corticobasal Degeneration (CBD)
- Trial name
- ARTFL (NCT02365922)
- Where
- 17 sites in United States, Canada
- Volunteers
- 1,489 people, healthy volunteers welcome
- Sponsor
- University of California, San Francisco
Myopia
Evaluation of the Performance of AIR OPTIX® COLORS
The purpose of this study was to assess the ocular response to and performance of the cosmetically printed silicone hydrogel contact lens AIR OPTIX® COLORS compared to FRESHLOOK® COLORBLENDS.
- Trial name
- NCT01338402
- Testing
- Lotrafilcon B contact lens, Lotrafilcon B contact lens with color, Phemfilcon A contact lens with color
- Where
- Canada
- Volunteers
- 47 people
- Sponsor
- CIBA VISION
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.
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
Acceptability of Health Care
Blended Treatment för PTSD Feasibility Study
Feasibility and pilot study using within-group design with the aim of examining whether the blended psychological treatment for PTSD is acceptable for patients and therapists. 20 patients will be included and 4 therapists.
- Trial name
- NCT04881643
- Testing
- Trauma-focused cognitive behavioural therapy via a digital support
- Where
- Sweden
- Volunteers
- 17 people
- Sponsor
- Karolinska Institutet
Age Related Macular Degeneration, Cognition Disorders
The Zeaxanthin and Visual Function Study
To evaluate if supplementation of zeaxanthin (with or without Lutein) is beneficial to patients with early and moderate Atrophic Age Related Macular Degeneration.
- Trial name
- ZVF (NCT00564902)
- Testing
- 3R 3'R Zeaxanthin, Lutein, Lutein and Zeaxanthin
- Where
- United States
- Volunteers
- 60 people
- Sponsor
- Chrysantis, Inc.
Coronary Calcific Lesions, Plaque Modification Technique
Plaque Modification and Drug Coated Balloons for Treatment of de Novo Calcific Coronary Lesions
The optimal management of severely calcified coronary artery disease remains challenging, particularly in the context of drug-coated balloon (DCB) angioplasty.
- Conditions
- Coronary Calcific Lesions, Plaque Modification Technique, Drug Coated Balloon
- Trial name
- CARDIAC (NCT07515703)
- Testing
- IVL3003
- Where
- Italy
- Volunteers
- 134 people
- Sponsor
- University of Rome Tor Vergata
Myopia
Comparative Study to Evaluate the Cosmetic Appearance of Two Brands (Coopervision (CVI) vs. Competitor) of Color Soft Contact Lenses.
Comparative Study to Evaluate the Cosmetic Appearance of Two Brands (Coopervision (CVI) vs. Competitor)of Color Soft Contact Lenses
- Trial name
- NCT02299869
- Testing
- Verde (Competitor-control), Green (CVI-test), Cinza (Competitor-control)
- Where
- Mexico
- Volunteers
- 41 people
- Sponsor
- CooperVision, Inc.
Psychosis
Culturally Adapted Family Intervention For Psychosis
Aim: To assess the feasibility of culturally adapted Family Intervention for Psychosis. Design: Randomized Control Trial Setting: psychiatric department of different hospitals Participants: A total of 36 caregivers of Psychosis…
- Trial name
- NCT02167347
- Testing
- Family intervention
- Where
- Pakistan
- Volunteers
- 36 people
- Sponsor
- Pakistan Institute of Living and Learning
Diabetes Mellitus, Type 1, Diabetes Mellitus, Type 2
Retinal Function in Diabetic Patients Without Retinopathy
The primary purpose was to assess, in diabetic patients without diabetic retinopathy and control subjects, color vision, contrast sensitivity, electroretinography, and flicker-induced vasodilatation using the Dynamic Vessel…
- Trial name
- NEURODIAB (NCT00839150)
- Where
- France
- Volunteers
- 56 people, healthy volunteers welcome
- Sponsor
- Assistance Publique - Hôpitaux de Paris
Menopause, Visual Impairment and Blindness (Excl Colour Blindness)
Audio-Described Menopause Education Program in Visually Impaired Women
This randomized controlled trial was conducted to evaluate the effect of an audio-described menopause education program on menopause knowledge and menopausal symptoms in women with visual impairment.
- Conditions
- Menopause, Visual Impairment and Blindness (Excl Colour Blindness), Menopausal Symptoms, Women's Health Education
- Trial name
- NCT07771946
- Testing
- Audio-Described Menopause Education Program
- Where
- Turkey (Türkiye)
- Volunteers
- 46 people
- Sponsor
- Ankara University
Cosmetic Appearance
Lotrafilcon B Plano Cosmetic Contact Lenses Study
The purpose of this study is to gather long-term performance and safety data on AIR OPTIX™ COLORS (lotrafilcon B) plano cosmetic contact lenses in subjects 12 years of age and older.
- Trial name
- NCT06493383
- Testing
- Lotrafilcon B plano cosmetic contact lenses
- Where
- United States
- Volunteers
- healthy volunteers welcome
- Sponsor
- Alcon Research
Achromatopsia
Gene Therapy for Achromatopsia (CNGB3)
A clinical trial of AAV - CNGB3 retinal gene therapy for patients with achromatopsia
- Trial name
- CNGB3 (NCT03001310)
- Testing
- AAV - CNGB3
- Where
- 2 sites in United States, United Kingdom
- Volunteers
- 23 people
- Sponsor
- MeiraGTx UK II Ltd
Achromatopsia
Safety and Efficacy of rAAV.hCNGA3 Gene Therapy in Patients With CNGA3-linked Achromatopsia
The purpose of this study is to proof the safety and efficacy of a single bilateral subretinal injection of rAAV.hCNGA3 in adult and minor patients with CNGA3-linked achromatopsia.
- Trial name
- Colourbridge (NCT02610582)
- Testing
- rAAV.hCNGA3
- Where
- Germany
- Volunteers
- 13 people
- Sponsor
- STZ eyetrial
Visual Fatigue, Dry Eye
Evaluation of New Color Temperature Adjustment Mode in Preventing Dry Eye and Visual Fatigue
The purpose of this study was to investigate the effects of visual fatigue and dry eye level under different correlated color temperature modes, and to evaluate the effect of new designed dynamic color temperature change modes on…
- Trial name
- NCT07201493
- Testing
- color temperature change mode
- Where
- China
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Beijing Tongren Hospital