Clinical trials: Visual Perception, open to volunteers
Macular Telangiectasia Type 2 (MacTel)
Study of Serine Supplementation to Protect Vision in MacTel
The goal of this clinical trial is to look at the efficacy and safety of giving oral serine (an amino acid) on the progression of structural and functional changes of the retina in people with MacTel type 2.
- Trial name
- SEErine (NCT07342439)
- Testing
- L-serine
- Where
- 12 sites in United States, Australia and 3 more
- Volunteers
- 120 people
- Sponsor
- The Lowy Medical Research Institute Limited
Anterior Blepharitis
Ocular Dysbiosis in Eyelid Disease
The goal of this observational study is to determine the presence and prevalence of fungal organisms in four distinct blepharitis populations.
- Trial name
- ODYSSEY (NCT07869498)
- Where
- 5 sites in United States
- Volunteers
- 60 people
- Sponsor
- Brent Kramer
Eye Diseases
IRIS Registry: Intelligent Research in Sight Registry
The IRIS™ Registry (Intelligent Research in Sight) is the nation's first comprehensive eye disease clinical registry. The American Academy of Ophthalmology is developing it as part of the profession's shared goal of continual…
- Trial name
- IRISRegistry (NCT02485847)
- Testing
- Ophthalmology
- Where
- United States
- Volunteers
- 20,000,000 people
- Sponsor
- American Academy of Ophthalmology
Primary Open Angle Glaucoma
A Study to Assess Adverse Events and Effectiveness of Gel Stent (XEN63) Implantation Using Ab Interno and Ab Externo Approaches in Adult Participants With Glaucoma
Glaucoma is the second most common cause of blindness in the world, second only to cataracts. This study will assess how safe and effective a glaucoma gel stent is when implanted using the ab interno (inside the eye) and ab…
- Trial name
- NCT06822738
- Testing
- XEN63 Glaucoma Treatment System
- Where
- 29 sites in United States
- Volunteers
- 130 people
- Sponsor
- AbbVie
Glaucoma
Community Based Treatment for (ComBaT) Glaucoma
The purpose of this research is to evaluate if intervention and education can change the behavior of someone's willingness to see an eye care provider to prevent blindness and glaucoma.
- Trial name
- NCT06124521
- Testing
- ComBaT Glaucoma
- Where
- 2 sites in United States
- Volunteers
- 60 people
- Sponsor
- University of Michigan
Bell's Palsy, Facial Nerve Paralysis
Validation of Artificial Intelligence-Based Facial Paralysis Assessment in Patients With Bell's Palsy
This observational study aims to assess the concurrent validity of an artificial intelligence (AI)-based facial paralysis assessment system in patients with unilateral Bell's palsy.
- Trial name
- AI-FACE (NCT07573358)
- Testing
- Sunnybrook Facial Grading System (FGS), AI-Based Facial Assessment
- Where
- Egypt
- Volunteers
- 63 people
- Sponsor
- Cairo University
Neovascular Age-Related Macular Degeneration (nAMD) Wet AMD
Ixoberogene Soroparvovec (Ixo-vec) Contralateral Dosing Study in Participants With Neovascular Age-related Macular Degeneration
The purpose of this study is to evaluate safety, effectiveness and durability of a gene therapy called Ixo-vec (Ixoberogene soroparvovec) when administered to the contralateral (second) eye of adult participants (≥ 50 years of…
- Trial name
- NCT07630649
- Testing
- Ixo-vec
- Where
- 12 sites in United States
- Volunteers
- 15 people
- Sponsor
- Adverum Biotechnologies, Inc.
Glaucoma, Open-Angle, Normal Tension Glaucoma
Investigation of Neurovascular Coupling in Glaucoma Patients and Healthy Subjects
Glaucoma is characterized by a progressive loss of retinal ganglion cells (RGCs) leading to optic nerve head (ONH) damage and associated visual field defects.
- Conditions
- Glaucoma, Open-Angle, Normal Tension Glaucoma, Ocular Hypertension
- Trial name
- NCT03870230
- Testing
- Fourier Domain Doppler Optical Coherence Tomography (FDOCT), Dynamic Vessel Analyzer (DVA), Pattern Electroretinography (pERG)
- Where
- Austria
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Medical University of Vienna
Glaucoma
Functional and Structural Imaging for Glaucoma
The specific aims of the clinical studies are to: Develop a directional high-resolution OCT and OCT angiography prototype to improve imaging of structure and perfusion.
- Trial name
- FSOCT (NCT01957267)
- Where
- United States
- Volunteers
- 249 people, healthy volunteers welcome
- Sponsor
- Oregon Health and Science University
Ocular Graft Versus Host Disease
A PHASE II PROSPECTIVE RANDOMIZED DOUBLE-MASKED CROSSOVER STUDY ASSESSING THE SAFETY & EFFICACY OF RHPRG4 (450 μG/ML RECOMBINANT HUMAN PROTEOGLYCAN 4) COMPARED TO VEHICLE FOR THE TREATMENT OF OCULAR GRAFT-VERSUS-HOST DISEASE (OGVHD)
An 84-day, prospective, randomized (1:1) vehicle controlled, double-masked pre-market, crossover study. Subjects with moderate to severe oGVHD related Dry Eye Disease Each subject will receive both treatments in random sequence…
- Trial name
- NCT07118254
- Testing
- rhPRG4 450ug/ml, Vehicle Control
- Where
- 3 sites in Australia
- Volunteers
- 15 people
- Sponsor
- Lubris Bio Pty Ltd
PSP - Progressive Supranuclear Palsy
The Progressive Supranuclear Palsy Clinical Trial Platform - Regimen A: AADvac1
The Progressive Supranuclear Palsy Clinical Trial Platform (PTP) is a multi-center, multi-regimen clinical trial evaluating the safety and efficacy of investigational products for the treatment of PSP.
- Trial name
- NCT07217665
- Testing
- AADvac1
- Where
- United States
- Volunteers
- 146 people
- Sponsor
- Adam Boxer
Meibomian Gland Dysfunction (MGD)
Efficacy of Vevye Ophthalmic Solution for the Treatment of Meibomian Gland Dysfunction
This research study evaluates a prescription eye drop called Vevye® (cyclosporine 0.1%) for adults who have meibomian gland dysfunction (MGD), a common eye condition that can cause dry, irritated, or burning eyes.
- Trial name
- NCT07224529
- Testing
- Vevye(Cyclosporine 0.1% Ophthalmic Solution)
- Where
- United States
- Volunteers
- 48 people
- Sponsor
- University of Alabama at Birmingham
Multiple System Atrophy, Dementia With Lewy Bodies (DLB)
Multi-Center Study of Natural History in Atypical Parkinsonian Syndromes (MAPS-NH)
This goal of this observational study is to clarify the variations in the natural course of atypical parkinsonian syndromes (APS, including MSA, DLB, PSP, and CBD), such as the progression rate of motor and non-motor symptoms and…
- Conditions
- Multiple System Atrophy, Dementia With Lewy Bodies (DLB), Progressive Supranuclear Palsy (PSP), Corticobasal Degeneration (CBD)
- Trial name
- NCT07805967
- Testing
- We did not apply any interventions; only observational research was conducted.
- Where
- 20 sites in China
- Volunteers
- 500 people
- Sponsor
- Second Affiliated Hospital of Soochow University
Glaucoma, Open-Angle, Ocular Hypertension
Bioequivalence Study With Clinical Endpoint Comparing Bimatoprost Ophthalmic Solution 0.01% and LUMIGAN® in the Treatment of Chronic Open-Angle Glaucoma or Ocular Hypertension in Both Eyes.
This is a randomized, double-blind, two-treatment, single-period, parallel design, multiple dose at multiple clinical trial sites designed to demonstrate bioequivalence with clinical endpoint in subjects with chronic open-angle…
- Trial name
- NCT05401357
- Testing
- Test - Bimatoprost 0.01% Ophthalmic Solution, Reference - LUMIGAN® (Bimatoprost 0.01% Ophthalmic Solution)
- Where
- 9 sites in United States
- Volunteers
- 168 people
- Sponsor
- Amneal Pharmaceuticals, LLC
Glaucoma
Metformin as a Neuroprotective Therapy for Glaucoma
Glaucoma, a chronic degenerative disease of the optic nerve, is the leading cause of irreversible blindness worldwide. Although lowering the intraocular pressure (IOP) has been shown to be effective to slow optic nerve…
- Trial name
- NCT05426044
- Testing
- Metformin
- Where
- Hong Kong
- Volunteers
- 125 people
- Sponsor
- Christopher Kai Shun Leung
Hemianopia, Brain Injuries
Biofeedback Training for Hemianopia
This is a prospective study that compares biofeedback training on the microperimetry (BT) to a control group in patient s with hemianopia.
- Trial name
- NCT06995313
- Testing
- Biofeedback training
- Where
- Canada
- Volunteers
- 70 people
- Sponsor
- University Health Network, Toronto
Ischemic Optic Neuropathy, Branch Retinal Artery Occlusion
New Non-invasive Modalities for Assessing Retinal Structure and Function
This study investigates a new technology to assess the structure and function inside the eye. Retinal imaging of subjects with inner and outer retinal defects to detect areas of abnormal structure and function compared to other…
- Conditions
- Ischemic Optic Neuropathy, Branch Retinal Artery Occlusion, Hemianopia, Leber Hereditary Optic Neuropathy
- Trial name
- NCT03475173
- Testing
- LSFG-NAVI
- Where
- United States
- Volunteers
- 500 people, healthy volunteers welcome
- Sponsor
- Randy Kardon
Parkinson Disease, Progressive Supranuclear Palsy
Early Biomarkers of Neurodegeneration in Parkinsonian Syndromes
Parkinson's disease (PD) is the most common degenerative Parkinson's syndrome and is linked, among other things, to the excessive accumulation of an abnormally aggregating protein, alpha-synuclein.
- Trial name
- SODIPARK (NCT06155942)
- Testing
- 7 Tesla MRI
- Where
- 6 sites in France
- Volunteers
- 63 people, healthy volunteers welcome
- Sponsor
- Assistance Publique Hopitaux De Marseille
Macular Holes, Epiretinal Membrane
Intraoperative OCT Guidance of Intraocular Surgery II
The overall five-year goals of the project are to develop novel technology to provide actionable new information through provision of live volumetric imaging during surgery, improving surgical practice and outcomes.
- Conditions
- Macular Holes, Epiretinal Membrane, Diabetic Retinopathy, Retinal Detachment
- Trial name
- MIOCT (NCT03713268)
- Testing
- Microscope integrated optical coherence tomography
- Where
- United States
- Volunteers
- 262 people, healthy volunteers welcome
- Sponsor
- Duke University
Hypertension, Primary Aldosteronism
Tissue Sodium Quantification in Patients With Primary Aldosteronism: See Sodium to Treat
The study aims to provide quantitative facts on the pathophysiological changes in tissue Na+ content during Na+/K+ redistribution disorders in patients with PA in response to standard therapy.
- Conditions
- Hypertension, Primary Aldosteronism, Hypokalemia
- Trial name
- SSTT (NCT06569589)
- Testing
- 23NaMRI Scan, Potassium Chloride (KCl)
- Where
- 4 sites in Singapore
- Volunteers
- 80 people
- Sponsor
- Jens Titze