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Showing 1–24 of 26 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Ischemic Optic Neuropathy Clear all
Terminated No phase listed Observational Accepts healthy volunteers

Biomechanics of Optic Neuropathy

NCT02982499
View directory record Official record
Conditions
Optic Neuropathy
Interventions
magnetic resonance image (MRI), Optical Coherence Tomography (OCT)
Device
Lead sponsor
University of Miami
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Oct 22, 2020 · Synced Jul 22, 2026, 2:29 PM EDT
Completed Phase 1 Interventional

NT-501 CNTF Implant for Ischemic Optic Neuropathy: Safety, Neuroprotection and Neuroenhancement

NCT01411657
View directory record Official record
Conditions
Ischemic Optic Neuropathy/Optic Nerve Stroke
Interventions
NT-501 CNTF Implant
Drug
Lead sponsor
Jeffrey L Goldberg
Other
Eligibility
40 Years and older
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Aug 1, 2016 · Synced Jul 22, 2026, 2:29 PM EDT
Completed No phase listed Observational

Effects of Sevoflurane and Propofol on Light Flashed Evoked Pupillometry

NCT01219569
View directory record Official record
Conditions
Blindness
Interventions
propofol, Sevoflurane
Drug
Lead sponsor
Rutgers, The State University of New Jersey
Other
Eligibility
18 Years to 70 Years
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
1
States / cities
Newark, New Jersey
Source: ClinicalTrials.gov public record
Updated Apr 23, 2015 · Synced Jul 22, 2026, 2:29 PM EDT
Not listed Not applicable Interventional

Stem Cell Ophthalmology Treatment Study

NCT01920867
View directory record Official record
Conditions
Retinal Disease, Macular Degeneration, Hereditary Retinal Dystrophy, Optic Nerve Disease, Glaucoma
Interventions
RB (Retrobulbar), ST (Subtenon), IV (Intravenous), IVIT (Intravitreal), IO (Intraocular)
Procedure
Lead sponsor
MD Stem Cells
Industry
Eligibility
18 Years and older
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2020
U.S. locations
1
States / cities
Westport, Connecticut
Source: ClinicalTrials.gov public record
Updated Oct 22, 2019 · Synced Jul 22, 2026, 2:29 PM EDT
Completed Not applicable Interventional

Vision Restoration Therapy (VRT) to Treat Non-Arteritic Anterior Ischemic Optic Neuropathy

NCT00140491
View directory record Official record
Conditions
Non-Arteritic Anterior Ischemic Optic Neuropathy
Interventions
Vision Restoration Therapy (NOVAVISION)
Device
Lead sponsor
Emory University
Other
Eligibility
30 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2007
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Oct 22, 2013 · Synced Jul 22, 2026, 2:29 PM EDT
Completed No phase listed Observational Results available

A Study to Determine if There is a Possible Association Between NAION and Phosphodiesterase Type 5 (PDE5) Inhibitors

NCT01131104
View directory record Official record
Conditions
Nonarteritic Anterior Ischemic Optic Neuropathy
Interventions
PDE5 Inhibitors
Drug
Lead sponsor
Eli Lilly and Company
Industry
Eligibility
18 Years and older · Male only
Enrollment
345 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2015
U.S. locations
44
States / cities
Birmingham, Alabama • Los Altos, California • National City, California + 40 more
Source: ClinicalTrials.gov public record
Updated Apr 4, 2018 · Synced Jul 22, 2026, 2:29 PM EDT
Terminated Phase 4 Interventional Results available

PDE5 Inhibitor Use and Non-arteritic Anterior Ischemic Optic Neuropathy (NAION)

NCT00867815
View directory record Official record
Conditions
Anterior Ischemic Optic Neuropathy
Interventions
Diagnostic procedures
Drug
Lead sponsor
Bayer
Industry
Eligibility
40 Years and older · Male only
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2018
U.S. locations
11
States / cities
Vista, California • Atlantis, Florida • Fort Myers, Florida + 7 more
Source: ClinicalTrials.gov public record
Updated Jan 22, 2019 · Synced Jul 22, 2026, 2:29 PM EDT
Completed Phase 1 Interventional

Safety Study of a Single IVT Injection of QPI-1007 in Chronic Optic Nerve Atrophy and Recent Onset NAION Patients

NCT01064505
View directory record Official record
Conditions
Optic Atrophy, Non-arteritic Anterior Ischemic Optic Neuropathy
Interventions
QPI-1007 at various doses
Drug
Lead sponsor
Quark Pharmaceuticals
Industry
Eligibility
50 Years and older
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2013
U.S. locations
22
States / cities
Phoenix, Arizona • Beverly Hills, California • Los Angeles, California + 19 more
Source: ClinicalTrials.gov public record
Updated May 12, 2013 · Synced Jul 22, 2026, 2:29 PM EDT
Terminated Phase 2 Interventional

Efficacy & Safety of RPh201 Treatment in Patients With Previous Nonarteritic Anterior Ischemic Optic Neuropathy (NAION)

NCT03547206
View directory record Official record
Conditions
Nonarteritic Anterior Ischemic Optic Neuropathy
Interventions
RPh201 Cohort A, Placebo Cohort A, RPh201 Cohort B, Placebo Cohort B
Drug · Other
Lead sponsor
Regenera Pharma Ltd
Industry
Eligibility
50 Years and older
Enrollment
165 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
15
States / cities
Palo Alto, California • Pasadena, California • Orange, Connecticut + 12 more
Source: ClinicalTrials.gov public record
Updated Oct 11, 2020 · Synced Jul 22, 2026, 2:29 PM EDT
Completed Phase 4 Interventional

A New Medicine to Treat Nonarteritic Anterior Ischemic Optic Neuropathy (NAION)

NCT01975324
View directory record Official record
Conditions
Non Arteritic Ischemic Optic Neuropathy
Interventions
dalfampridine, Placebo
Drug
Lead sponsor
Neuro-Ophthalmologic Associates, PC
Other
Eligibility
40 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 24, 2016 · Synced Jul 22, 2026, 2:29 PM EDT
Recruiting Not applicable Interventional

Neurologic Stem Cell Treatment Study

NCT02795052
View directory record Official record
Conditions
Neurologic Disorders, Nervous System Diseases, Neurodegenerative Diseases, Neurological Disorders, Stroke, Traumatic Brain Injury, Cadasil, Chronic Traumatic Encephalopathy, Cerebral Infarction, Cerebral Ischemia, Cerebral Stroke, Cerebral Hemorrhage, Parkinson, Multi-System Degeneration, MSA - Multiple System Atrophy, Progressive Supranuclear Palsy, ALS, Amyotrophic Lateral Sclerosis, Neuropathy, Diabetic Neuropathies, Alzheimer Disease, Dementia, Frontotemporal Dementia, Lewy Body Disease, Cognitive Impairment, Lewy Body Variant of Alzheimer Disease
Interventions
Intravenous and Intranasal BMSC
Procedure
Lead sponsor
MD Stem Cells
Industry
Eligibility
18 Years and older
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2028
U.S. locations
2
States / cities
Westport, Connecticut • Coral Springs, Florida
Source: ClinicalTrials.gov public record
Updated Jun 25, 2026 · Synced Jul 22, 2026, 2:29 PM EDT
Completed Not applicable Interventional Results available

Safety and Efficacy of Using SightSaver Visual Evoked Potential (VEP) for VEP Monitoring in Prone Spine Surgery

NCT02643615
View directory record Official record
Conditions
Ischemic Optic Neuropathy
Interventions
VEP under TIVA, VEP under balanced anesth., Propofol, Desflurane
Device · Drug
Lead sponsor
Ohio State University
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Jul 31, 2017 · Synced Jul 22, 2026, 2:29 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

New Non-invasive Modalities for Assessing Retinal Structure and Function

NCT03475173
View directory record Official record
Conditions
Ischemic Optic Neuropathy, Branch Retinal Artery Occlusion, Hemianopia, Leber Hereditary Optic Neuropathy, Acute Zonal Occult Outer Retinopathy
Interventions
LSFG-NAVI
Device
Lead sponsor
Randy Kardon
Other
Eligibility
18 Years to 99 Years
Enrollment
500 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2028
U.S. locations
1
States / cities
Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated Nov 23, 2025 · Synced Jul 22, 2026, 2:29 PM EDT
Recruiting Not applicable Interventional

Stem Cell Ophthalmology Treatment Study II

NCT03011541
View directory record Official record
Conditions
Retinal Disease, Age-Related Macular Degeneration, Retinitis Pigmentosa, Stargardt Disease, Optic Neuropathy, Nonarteritic Ischemic Optic Neuropathy, Optic Atrophy, Optic Nerve Disease, Glaucoma, Leber Hereditary Optic Neuropathy, Blindness, Vision Loss Night, Vision Loss Partial, Vision, Low, Retinopathy, Maculopathy, Macular Degeneration, Retina Atrophy
Interventions
Arm 1
Procedure
Lead sponsor
MD Stem Cells
Industry
Eligibility
18 Years and older
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2028
U.S. locations
2
States / cities
Westport, Connecticut • Coral Springs, Florida
Source: ClinicalTrials.gov public record
Updated Jun 28, 2026 · Synced Jul 22, 2026, 2:29 PM EDT
Completed Not applicable Interventional Results available

Electric Stimulation of the Eye to Improve Vision After Trauma

NCT02019927
View directory record Official record
Conditions
Non-arteritic Anterior Ischemic Optic Neuropathy (NAION), Trauma, Multiple Sclerosis (MS)
Interventions
Transcorneal Electrical Stimulation, Sham
Device
Lead sponsor
Wills Eye
Other
Eligibility
18 Years and older
Enrollment
97 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 17, 2020 · Synced Jul 22, 2026, 2:29 PM EDT
Completed No phase listed Observational Results available

A Study to Assess Whether PDE5 Inhibitors Increase the Chance of Triggering the Onset of Acute NAION

NCT00759174
View directory record Official record
Conditions
Optic Neuropathy, Ischemic
Interventions
No intervention
Drug
Lead sponsor
Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Industry
Eligibility
45 Years and older · Male only
Enrollment
673 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2012
U.S. locations
69
States / cities
Birmingham, Alabama • Mobile, Alabama • Anchorage, Alaska + 57 more
Source: ClinicalTrials.gov public record
Updated Jan 31, 2021 · Synced Jul 22, 2026, 2:29 PM EDT
Completed Phase 1 Interventional Results available

Ranibizumab Therapy for Non-arteritic Ischemic Optic Neuropathy

NCT00561834
View directory record Official record
Conditions
Nonarteritic Anterior Ischemic Optic Neuropathy
Interventions
ranibizumab
Drug
Lead sponsor
University of Colorado, Denver
Other
Eligibility
21 Years and older
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Sep 29, 2016 · Synced Jul 22, 2026, 2:29 PM EDT
Terminated Not applicable Interventional Accepts healthy volunteers Results available

LSFG-SKIN, Laser Speckle Flowgraphy

NCT03660618
View directory record Official record
Conditions
Hypertension, Heart Failure, Vascular Ischemia, Burns, Chemotherapy Effect, Radiation Injuries, Uveitis, Scleritis, Multiple Sclerosis, Autonomic Neuropathy, Stroke, Intracranial Hemorrhages, TIA, Migraine, Headache, Pain
Interventions
laser speckle flowgraphy
Device
Lead sponsor
Randy Kardon
Other
Eligibility
18 Years to 90 Years
Enrollment
1 participant
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated May 9, 2023 · Synced Jul 22, 2026, 2:29 PM EDT
Terminated Phase 2Phase 3 Interventional

Phase 2/3, Randomized, Double-Masked, Sham-Controlled Trial of QPI-1007 in Subjects With Acute Nonarteritic Anterior Ischemic Optic Neuropathy (NAION)

NCT02341560
View directory record Official record
Conditions
Non Arteritic Anterior Ischemic Optic Neuropathy
Interventions
QPI-1007 Injection - 1.5 mg, QPI-1007 Injection - 3.0 mg, Sham Injection Procedure
Drug · Other
Lead sponsor
Quark Pharmaceuticals
Industry
Eligibility
50 Years to 80 Years
Enrollment
732 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
44
States / cities
Little Rock, Arkansas • Loma Linda, California • Los Angeles, California + 35 more
Source: ClinicalTrials.gov public record
Updated Jul 19, 2020 · Synced Jul 22, 2026, 2:29 PM EDT
Not listed No phase listed Observational

Ischemic Optic Neuropathy Decompression Trial Followup (IONDT Followup)

NCT00000126
View directory record Official record
Conditions
Ischemic Optic Neuropathy
Interventions
Surgery
Procedure
Lead sponsor
National Eye Institute (NEI)
NIH
Eligibility
50 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 1994
U.S. locations
24
States / cities
Los Angeles, California • San Francisco, California • Gainesville, Florida + 20 more
Source: ClinicalTrials.gov public record
Updated May 25, 2006 · Synced Jul 22, 2026, 2:29 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Determine the Effect of Intraocular Pressure (IOP), Optic Nerve Imaging, Venous Congestion in Volunteers Prone Position 5 Hours

NCT00875043
View directory record Official record
Conditions
Blindness
Interventions
Not listed
Lead sponsor
Rutgers, The State University of New Jersey
Other
Eligibility
18 Years to 65 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008
U.S. locations
1
States / cities
Newark, New Jersey
Source: ClinicalTrials.gov public record
Updated Oct 13, 2016 · Synced Jul 22, 2026, 2:29 PM EDT
Completed No phase listed Observational

NA-AION Risk Factors: New Perspectives

NCT05305079
View directory record Official record
Conditions
Non-arteritic Ischemic Optic Neuropathy, Optic Disk Drusen
Interventions
Not listed
Lead sponsor
Rigshospitalet, Denmark
Other
Eligibility
11 Years and older
Enrollment
179 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
5
States / cities
Palo Alto, California • San Francisco, California • Boulder, Colorado + 2 more
Source: ClinicalTrials.gov public record
Updated Nov 21, 2024 · Synced Jul 22, 2026, 2:29 PM EDT
Recruiting No phase listed Observational

The Myelin Disorders Biorepository Project

NCT03047369
View directory record Official record
Conditions
Leukodystrophy, White Matter Disease, Leukoencephalopathies, 4H Syndrome, Adrenoleukodystrophy, AMN, ALD, ALD Gene Mutation, ALD (Adrenoleukodystrophy), X-linked Adrenoleukodystrophy, X-ALD, Adrenomyeloneuropathy, Aicardi Goutieres Syndrome, AGS, Alexander Disease, Alexanders Leukodystrophy, AxD, ADLD, Canavan Disease, CTX, Cerebrotendinous Xanthomatoses, Krabbe Disease, GALC Deficiency, Globoid Leukodystrophy, TUBB4A-Related Leukodystrophy, H-ABC - Hypomyelination, Atrophy of Basal Ganglia and Cerebellum, HBSL, HBSL - Hypomyelination, Brain Stem, Spinal Cord, Leg Spasticity, LBSL, Leukoencephalopathy With Brain Stem and Spinal Cord Involvement and High Lactate Syndrome (Disorder), Leukoencephalopathy With Brainstem and Spinal Cord Involvement and Lactate Elevation, ALSP, CSF1R Gene Mutation, HCC - Hypomyelination and Congenital Cataract, MLC1, Megalencephalic Leukoencephalopathy With Subcortical Cysts, MLD, Metachromatic Leukodystrophy, PMD, Pelizaeus-Merzbacher Disease, PLP1 Null Syndrome, PLP1 Gene Duplication | Blood or Tissue | Mutations, Pelizaeus Merzbacher Like Disease, Peroxisomal Biogenesis Disorder, Zellweger Syndrome, Refsum Disease, Salla Disease, Sialic Storage Disease, Sjögren, Sjogren-Larsson Syndrome, Van Der Knapp Disease, Vanishing White Matter Disease, Charcot-Marie-Tooth, CMT, Mct8 (Slc16A2)-Specific Thyroid Hormone Cell Transporter Deficiency, Allan-Herndon-Dudley Syndrome, Cadasil, Cockayne Syndrome, Multiple Sulfatase Deficiency, Gangliosidoses, GM2 Gangliosidosis, BPAN, Labrune Syndrome, LCC, Mucopolysaccharidoses, TBCK-Related Intellectual Disability Syndrome
Interventions
Not listed
Lead sponsor
Children's Hospital of Philadelphia
Other
Eligibility
Not listed
Enrollment
12,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2030
U.S. locations
23
States / cities
Los Angeles, California • Orange, California • Palo Alto, California + 18 more
Source: ClinicalTrials.gov public record
Updated Oct 22, 2025 · Synced Jul 22, 2026, 2:29 PM EDT
Completed No phase listed Observational Results available

LeukoSEQ: Whole Genome Sequencing as a First-Line Diagnostic Tool for Leukodystrophies

NCT02699190
View directory record Official record
Conditions
Leukodystrophy, White Matter Disease, 4H Syndrome, Adrenoleukodystrophy, AMN, ALD, ALD (Adrenoleukodystrophy), X-linked Adrenoleukodystrophy, X-ALD, Adrenomyeloneuropathy, Aicardi Goutieres Syndrome, AGS, Alexander Disease, Alexanders Leukodystrophy, AxD, ADLD, Canavan Disease, CTX, Cerebrotendinous Xanthomatoses, Krabbe Disease, GALC Deficiency, Globoid Leukodystrophy, TUBB4A-Related Leukodystrophy, H-ABC - Hypomyelination, Atrophy of Basal Ganglia and Cerebellum, HBSL, HBSL - Hypomyelination, Brain Stem, Spinal Cord, Leg Spasticity, LBSL, Leukoencephalopathy With Brain Stem and Spinal Cord Involvement and High Lactate Syndrome (Disorder), Leukoencephalopathy With Brainstem and Spinal Cord Involvement and Lactate Elevation, ALSP, CSF1R Gene Mutation, HCC - Hypomyelination and Congenital Cataract, MLC1, Megalencephalic Leukoencephalopathy With Subcortical Cysts 1, MLD, Metachromatic Leukodystrophy, PMD, Pelizaeus-Merzbacher Disease, PLP1 Null Syndrome, PLP1 Gene Duplication | Blood or Tissue | Mutations, Pelizaeus-Merzbacher-Like Disease, 1, Peroxisomal Biogenesis Disorder, Zellweger Syndrome, Refsum Disease, Salla Disease, Sialic Storage Disease, Sjögren, Sjogren-Larsson Syndrome, Van Der Knapp Disease, Vanishing White Matter Disease, Charcot-Marie-Tooth, CMT, Mct8 (Slc16A2)-Specific Thyroid Hormone Cell Transporter Deficiency, Allan-Herndon-Dudley Syndrome, Cadasil, Cockayne Syndrome, Multiple Sulfatase Deficiency, Gangliosidoses, GM2 Gangliosidosis, BPAN, Labrune Syndrome, LCC, Mucopolysaccharidoses, TBCK-Related Intellectual Disability Syndrome
Interventions
Not listed
Lead sponsor
Children's Hospital of Philadelphia
Other
Eligibility
Up to 18 Years
Enrollment
236 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2024
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Nov 9, 2025 · Synced Jul 22, 2026, 2:29 PM EDT