Clinical trials: Neuropathic Eye Pain
Dry Eye, Neuropathic Pain
Effect of Trigeminal Nerve Stimulation on Corneal Nerves and Chronic Ocular Pain
Individuals with dry eye tend to present with ocular pain which persists despite the use of topical treatment. This could be secondary to somatosensory impairment attributable to neuropathic pain.
- Conditions
- Dry Eye, Neuropathic Pain, Eye Pain
- Trial name
- NCT04648085
- Testing
- Trigeminal Nerve Stimulation
- Where
- Mexico
- Volunteers
- 7 people, healthy volunteers welcome
- Sponsor
- Instituto de Oftalmología Fundación Conde de Valenciana
Dry Eye, Neuropathic Pain
Neurosensory Abnormalities in SymptomAtic Ocular Surface Patients (NASA)
This study is designed to measure how common nerve abnormalities are within a group of patients who feel discomfort within their eyes.
- Trial name
- NASA (NCT04838223)
- Testing
- Hyperosmolar Response, Proparacaine Challenge Test, Contact Lens Dry Eye Questionnaire-8 (CLDEQ-8) Optional; only for Contact Lens Wearers
- Where
- 16 sites in United States
- Volunteers
- 1,000 people
- Sponsor
- Tufts Medical Center
Chronic Ocular Pain
Study of Efficacy and Safety of SAF312 Eye Drops in Subjects With Post-operative Corneal Induced Chronic Pain (CICP)
The study was designed to demonstrate the safety and efficacy of two dose concentrations of SAF312 eye drops (5 mg/mL and 15 mg/mL) in subjects with CICP persisting at least for 4 months after refractive or cataract surgery and…
- Trial name
- NCT04630158
- Testing
- SAF312
- Where
- 28 sites in United States, Japan and 1 more
- Volunteers
- 153 people
- Sponsor
- Novartis Pharmaceuticals
Ocular Pain, Dry Eye
Effect of Acoltremon Ophthalmic Solution 0.003% on Tear Production and Symptoms in Patients With Tear Deficiency and Concurrent Neuropathic Corneal Pain
This study is designed to provide clinical data on how acoltremon ophthalmic solution 0.003% affects tear production and ocular symptoms in participants with tear deficiency and concurrent neuropathic corneal pain.
- Trial name
- AURORA (NCT07849803)
- Testing
- acoltremon ophthalmic solution 0.003%
- Where
- United States
- Volunteers
- 28 people
- Sponsor
- University of South Florida
Dry Eye, Neuropathic Eye Pain
Azithromycin for Meibomian Gland Disease
This study aims to elucidate the effectiveness of oral azithromycin in treating symptomatic dry eye syndrome secondary to Meibomian gland dysfunction.
- Conditions
- Dry Eye, Neuropathic Eye Pain, Ocular Microbiome, Depression, Anxiety
- Trial name
- NCT03953118
- Testing
- Azithromycin Oral Product
- Where
- United States
- Volunteers
- 2 people
- Sponsor
- University of California, San Francisco
Corneal Disease, Neuropathy
NGF Treatment for Patients With Neuropathic Corneal Pain
This prospective, single center, interventional, open-label, single arm, non-randomized trial seeks to investigate the efficacy of Oxervate® (cenergermin 0.002% eye drops) on ameliorating the signs and symptoms of neuropathic…
- Trial name
- NCT05700864
- Testing
- Cenegermin-Bkbj
- Where
- United States
- Sponsor
- Tufts Medical Center
Cancer
Ketamine Hydrochloride and Best Pain Management in Treating Cancer Patients With Neuropathic Pain
RATIONALE: Ketamine hydrochloride may lessen neuropathic pain in patients with cancer. It is not yet known whether ketamine hydrochloride given together with the best pain management is more effective than a placebo given…
- Trial name
- NCT01316744
- Testing
- ketamine hydrochloride, pharmacogenomic studies, questionnaire administration
- Where
- 3 sites in United Kingdom
- Volunteers
- 214 people
- Sponsor
- University of Glasgow
Neuropathic Corneal Pain
Phase 3, Multi-Center, Randomized, Double-Masked, Placebo-Controlled Study Assessing the Safety and Efficacy of Urcosimod Ophthalmic Solution in Participants With Neuropathic Corneal Pain (NCP).
This study is testing a new investigational study drug called Urcosimod Ophthalmic Solution for the treatment of Neuropathic Corneal Pain (NCP).
- Trial name
- NEPTUNE (NCT07838506)
- Testing
- Urcosimod ophthalmic solution is a preservative-free topical ophthalmic product; supplied in unit dose ampoules; administered QID for 12-weeks., Vehicle Ophthalmic Solution
- Where
- United States
- Volunteers
- 111 people
- Sponsor
- Okyo Pharma Ltd
Neuropathic Corneal Pain
Efficacy of Quantum Molecular Resonance in Neuropathic Corneal Pain and Corneal Nerve Regeneration
The goal of this study is to evaluate whether Quantum Molecular Resonance (QMR) treatment can effectively reduce eye pain and stimulate corneal nerve regeneration in patients with neuropathic corneal pain (NCP).
- Trial name
- NCT07174739
- Testing
- Quantum Molecular Resonance (QMR) Treatment
- Where
- Singapore
- Volunteers
- 30 people
- Sponsor
- Singapore Eye Research Institute
Dry Eye, Neuropathic Pain
Prospective Single-center Long-term Follow-up Study of a Series of Cases Previously Included in the QUALVIDON Study
Dry eye affects millions of people around the world. Some dry eye patients complain of neuropathic eye pain that can affect their quality of life.
- Trial name
- QUALVIDON2 (NCT05523531)
- Testing
- Self-administered questionnaires, Bilateral ophthalmologic examination
- Where
- France
- Volunteers
- 14 people
- Sponsor
- Fondation Ophtalmologique Adolphe de Rothschild
Neuromyelitis Optica Spectrum Disorders (NMOSD), Neuropathic Pain
Crisugabalin in NMOSD Neuropathic Pain: A Randomized, Double-Blind, Placebo-Controlled Exploratory Trial
This study is a multicenter, prospective, randomized, double-blind, placebo-controlled exploratory investigation conducted in China.
- Trial name
- TERMINATOR (NCT07699770)
- Testing
- Crisugabalin
- Where
- 10 sites in China
- Volunteers
- 110 people
- Sponsor
- Tang-Du Hospital
Neuropathic Pain, Diabetes Mellitus
Eye Movement Desensitization and Reprocessing (EMDR) as a Treatment for Chronic Painful Diabetic Peripheral Neuropathy
The goal of this clinical trial is to investigate the effectiveness of Eye Movement Desensitization and Reprocessing (EMDR) therapy in reducing pain intensity in individuals with chronic painful diabetic neuropathy (PDN).
- Trial name
- EMDR4CPDN (NCT06171230)
- Testing
- Eye Movement Desensitization and Reprocessing, Attention control phase
- Where
- Netherlands
- Volunteers
- 10 people
- Sponsor
- Dijklander Ziekenhuis
Dry Eye Syndromes, Neuralgia
Patients With Ocular Neuropathic Pain: Description of Pain and Impact on Their Quality of Life
Some patients with dry eye may have severe disabling neuropathic pain. They describe spontaneous pain, dysesthesia, hyperalgesia or even allodynia.
- Conditions
- Dry Eye Syndromes, Neuralgia, Pain, Quality of Life
- Trial name
- QUALVIDON (NCT03296111)
- Testing
- Questionnaires on pain and quality of life
- Where
- France
- Volunteers
- 19 people
- Sponsor
- Fondation Ophtalmologique Adolphe de Rothschild
Autoimmune Diseases, Dry Eye
Use of Acthar Gel Single-Dose Pre-Filled SelfJectTM Injector in Patients With Moderate-Severe Keratitis and Autoimmune Disease
Single-site, open label pilot study of 20 autoimmune patients diagnosed with dry eye demonstrating via the proparacaine challenge some peripheral corneal pain component.
- Conditions
- Autoimmune Diseases, Dry Eye, Neurotrophic Keratitis
- Trial name
- MNK (NCT06964269)
- Testing
- Acthar Gel 80 UNT/ML Injectable Solution
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Toyos Clinic
Neuropathic Pain, Corneal Disease
Evaluation of the Clinical Efficacy and Mechanisms of Cord Plasma Eye Drops in the Treatment of Neuropathic Corneal Pain
The goal of this clinical trial is to investigate the efficacy and work of action of cord plasma eye drops in the treatment of neuropathic corneal pain (NCP).
- Trial name
- NCT07566806
- Testing
- Cord plasma eye drops
- Where
- Singapore
- Volunteers
- 20 people
- Sponsor
- Singapore Eye Research Institute
NMO Spectrum Disorder
Efficacy and Safety of Transcranial Temporal Interference Stimulation (tTIS) for Neuropathic Pain in Neuromyelitis Optica Spectrum Disorder (NMOSD)
This is an open-label, single-arm, single-center prospective pilot study to assess the efficacy and safety of transcranial temperol interference stimulation in patients with neuromyelitis optica spectrum disorder (NMOSD)…
- Trial name
- NCT07377305
- Testing
- 10Hz tTIS (2-4mA) Intervention
- Where
- China
- Volunteers
- 12 people
- Sponsor
- Tang-Du Hospital
Eye Pain
Pilot Study of TENS for Ocular Pain
Approximately 20% of Veterans have a diagnosis of dry eye (DE) syndrome which is often accompanied by ocular pain that significantly impacts activities of daily living.
- Trial name
- NCT05531643
- Testing
- High frequency forehead TENS, Low frequency forehead TENS
- Where
- United States
- Volunteers
- 39 people
- Sponsor
- VA Office of Research and Development
Dry Eye Syndromes, Corneal Disease
Prospective Study to Validate the Imaging Biomarker for NCP (R33)
The aim of this study is establish the reliability and clinical utility of microneuromas as identified via in vivo confocal microscopy as the diagnostic biomarker for NCP.
- Trial name
- NCT05653921
- Testing
- In vivo confocal microscopy (IVCM)
- Where
- 2 sites in United States
- Volunteers
- 438 people, healthy volunteers welcome
- Sponsor
- Tufts Medical Center
Dry Eye
Study on Curative Effect and Mechanism of Acupuncture on Neuropathic Pain in Dry Eye Disease
This project is designed as a prospective, randomized, open, controlled clinical trial. For the first time, acupuncture was applied to the treatment of dry ocular neuropathic pain.
- Trial name
- NCT04668131
- Testing
- Sodium hyaluronate eye drops, acupuncture
- Where
- 2 sites in China
- Volunteers
- 20 people
- Sponsor
- Peking University Third Hospital
Cornea
Intranasal Neurostimulation in Ameliorating Symptoms of Neuropathic Corneal Pain
This study is a prospective, interventional, open-label, single arm, non-randomized trial treating 30 patients with peripheral or mixed neuropathic corneal pain at their baseline exam and following 45 days and 90 days of daily…
- Trial name
- INSTANT (NCT03674892)
- Testing
- TrueTear™ intranasal neurostimulator (ITN)
- Where
- United States
- Volunteers
- 21 people
- Sponsor
- Tufts Medical Center