| Not Yet Recruiting | Non-invasive Ultrasound Retinal Stimulation for Vision Restoration NCT05914233 | University of Southern California | N/A |
| Not Yet Recruiting | Role of UC-MSC and CM to Inhibit Vision Loss in Retinitis Pigmentosa Phase I/II NCT05909488 | PT. Prodia Stem Cell Indonesia | Phase 2 / Phase 3 |
| Not Yet Recruiting | Long-term Safety of UC-MSC Transplantation in Patients With Retinitis Pigmentosa NCT05786287 | PT. Prodia Stem Cell Indonesia | — |
| Not Yet Recruiting | 9-cis Beta-Carotene-Rich Extract of Dunaliella Alga in Retinitis Pigmentosa Patients NCT07509229 | Sheba Medical Center | Phase 1 / Phase 2 |
| Recruiting | A Study to Investigate the Safety of DSP-3077 After a Unilateral Eye Injection in Male and Female Participants NCT06891885 | Sumitomo Pharma America, Inc. | Phase 1 / Phase 2 |
| Not Yet Recruiting | The Effect of Oral Administration of 9-cis Rich Powder of the Alga Dunaliella Bardawil on Visual Functions in NCT02018692 | Sheba Medical Center | Phase 1 / Phase 2 |
| Recruiting | Development and Evaluation of Functional Visual Field and Navigation Endpoints in Moderate to Profound Inherit NCT07502664 | Ray Therapeutics, Inc. | — |
| Recruiting | A Phase 1/2 Study in Healthy Volunteers and Participants With Autosomal Dominant Retinitis Pigmentosa (RHO-adR NCT07408232 | Octant, Inc. | Phase 1 / Phase 2 |
| Recruiting | Natural History Study of Patients With EYS-Associated RP NCT07228793 | Sensor Technology for Deafblind | — |
| Recruiting | A Phase II Study of Intravitreal KIO-301 in Patients With Late-stage Retinitis Pigmentosa NCT06628947 | Kiora Pharmaceuticals, Inc. | Phase 2 |
| Not Yet Recruiting | A Multicenter, Randomized, Double-Blind, Controlled Clinical Study of Minocycline for the Treatment of Retinit NCT07082855 | Zhongshan Ophthalmic Center, Sun Yat-sen University | Phase 3 |
| Recruiting | Safety of a Single, Intravitreal Injection of 6.0M jCell (Famzeretcel) in Retinitis Pigmentosa (RP) NCT06912633 | jCyte, Inc | Phase 2 |
| Recruiting | The Effects of Disulfiram (Antabuse®) on Visual Acuity in Patients With Retinal Degeneration NCT06319872 | University of Rochester | Phase 1 |
| Not Yet Recruiting | Safety and Efficacy of ZVS203e in the Treatment of Retinitis Pigmentosa Caused by RHO Gene Mutation NCT06952842 | Chigenovo Co., Ltd | Phase 1 / Phase 2 |
| Recruiting | An Open-label, Dose-ascending Study of IGT001 for Retinitis Pigmentosa NCT06936787 | Shanghai General Hospital, Shanghai Jiao Tong University School of Medicine | Phase 1 |
| Enrolling By Invitation | Prospective Exploratory Cohort Study on Ganglion Cell Degeneration in Retinitis Pigmentosa Patients NCT07056738 | University Medical Center Goettingen | — |
| Active Not Recruiting | A Prospective, Observational Study in Adults With Retinitis Pigmentosa (RP) NCT06517940 | Sumitomo Pharma America, Inc. | — |
| Active Not Recruiting | Study to Evaluate Safety of RTx-015 Injection in Retinitis Pigmentosa or Choroideremia Patients (ENVISION) NCT06460844 | Ray Therapeutics, Inc. | Phase 1 |
| Active Not Recruiting | A Phase 3 Study Of OCU400 Gene Therapy for the Treatment Of Retinitis Pigmentosa NCT06388200 | Ocugen | Phase 3 |
| Recruiting | Safety and Efficacy of Stem Cell Small Extracellular Vesicles in Patients With Retinitis Pigmentosa NCT06242379 | Mahidol University | Phase 1 / Phase 2 |
| Not Yet Recruiting | In Depth Observational Clinical Trial Of Retinitis Pigmentosa Patients NCT05849987 | Power Life Sciences Inc. | — |
| Recruiting | Observational Study to Assess Endpoint Operational Feasibility & Measurement Properties in Patients with Retin NCT06375239 | Ray Therapeutics, Inc. | — |
| Withdrawn | Intravitreal Quantum Dots (QD) for Advanced Retinitis Pigmentosa (RP) (QUANTUM) NCT05841862 | 2C Tech Corp | N/A |
| Unknown | Coloured-light in Retinitis Pigmentosa. NCT06224114 | University College, London | N/A |
| Recruiting | Safety and Efficacy Study of Novel Gene Therapy ZM-02 for Retinitis Pigmentosa Patients NCT06292650 | Zhongmou Therapeutics | EARLY_Phase 1 |
| Unknown | Biomarkers in Retinitis Pigmentosa NCT06306690 | Fondazione Policlinico Universitario Agostino Gemelli IRCCS | — |
| Active Not Recruiting | Non-Interventional Long Term Follow-up Study of Participants Previously Enrolled in the RESTORE Study NCT06162585 | Nanoscope Therapeutics Inc. | — |
| Recruiting | Natural History Study in Patients with PDE6A-, PDE6B- and RHO-linked Retinitis Pigmentosa NCT06323772 | University Hospital Tuebingen | — |
| Active Not Recruiting | Oral N-acetylcysteine for Retinitis Pigmentosa NCT05537220 | Johns Hopkins University | Phase 3 |
| Unknown | Evaluation of New Head-mounted Visual Aids Among Patients With Low Vision NCT06076720 | Zhongshan Ophthalmic Center, Sun Yat-sen University | N/A |
| Recruiting | Safety and Tolerability Study of Gene Editing Drug ZVS203e in Participants With Retinitis Pigmentosa NCT05805007 | Peking University Third Hospital | EARLY_Phase 1 |
| Active Not Recruiting | A Study of AAV5-hRKp.RPGR for the Treatment of Japanese Participants With X-linked Retinitis Pigmentosa NCT05926583 | Janssen Pharmaceutical K.K. | Phase 3 |
| Recruiting | Safety and Tolerability of Intravitreal Administration of VG901 in Patients With Retinitis Pigmentosa Due to M NCT06291935 | VeonGen Therapeutics GmbH | Phase 1 |
| Enrolling By Invitation | A Long-Term Follow-Up Study in Subjects Who Received vMCO-I Administered Via Intravitreal Injection NCT05921162 | Nanoscope Therapeutics Inc. | — |
| Recruiting | Pilot Study of AuTNA I NCT05853107 | Eye & ENT Hospital of Fudan University | N/A |
| Recruiting | Universal Rare Gene Study: A Registry and Natural History Study of Retinal Dystrophies Associated With Rare Di NCT05589714 | Jaeb Center for Health Research | — |
| Completed | Observational Study to Assess the Reliability and Validity of the MLYMT and MLSDT NCT05820100 | Nanoscope Therapeutics Inc. | — |
| Recruiting | Promising ROd-cone DYstrophy Gene therapY NCT05748873 | SparingVision | Phase 1 / Phase 2 |
| Completed | Clinical and Genetic Findings in Patients With PRPF31-associated Retinitis Pigmentosa NCT06368375 | University Hospital Tuebingen | — |
| Completed | Mechanisms of Inherited Retinal Dystrophies Using Whole Genome Sequencing and in Vitro and in Vivo Models NCT05793515 | Istituto Superiore di Sanità | — |
| Recruiting | A Phase I/II Dose-escalating Study of the Safety, Tolerability and Efficacy of KIO-301 Administered Intravitre NCT05282953 | Kiora Pharmaceuticals, Inc. | Phase 1 / Phase 2 |
| Unknown | The Effect of Stem Cells and Stem Cell Exosomes on Visual Functions in Patients With Retinitis Pigmentosa NCT05413148 | TC Erciyes University | Phase 2 / Phase 3 |
| Completed | A Study in Subjects With Retinitis Pigmentosa NCT05392179 | Aldeyra Therapeutics, Inc. | Phase 2 |
| Active Not Recruiting | Natural History of PRPF31 Mutation-Associated Retinal Dystrophy NCT05573984 | PYC Therapeutics | — |
| Terminated | Dose Escalation Study to Evaluate the Safety/Tolerability and Efficacy of EA-2353 in Subjects With Retinitis P NCT05392751 | Endogena Therapeutics, Inc | Phase 1 / Phase 2 |
| Recruiting | Safety of Cultured Allogeneic Adult Umbilical Cord Derived Mesenchymal Stem Cells for NAION NCT05147701 | The Foundation for Orthopaedics and Regenerative Medicine | Phase 1 |
| Active Not Recruiting | Study to Assess the Safety and Efficacy of OCU400 for Retinitis Pigmentosa and Leber Congenital Amaurosis NCT05203939 | Ocugen | Phase 1 / Phase 2 |
| Completed | The Perceptual Experience of Argus II Users NCT05285618 | University of California, Santa Barbara | N/A |
| Terminated | Study to Evaluate the Efficacy Safety and Tolerability of QR-421a in Subjects With RP Due to Mutations in Exon NCT05176717 | Laboratoires Thea | Phase 2 / Phase 3 |
| Enrolling By Invitation | Longitudinal Study of a Bionic Eye NCT05158049 | Center for Eye Research Australia | — |
| Terminated | Study to Evaluate the Efficacy Safety and Tolerability of Ultevursen in Subjects With RP Due to Mutations in E NCT05158296 | Laboratoires Thea | Phase 2 / Phase 3 |
| Unknown | Structural and Functional Characterization of Rare Ocular Diseases NCT05258032 | Barcelona Macula Foundation | — |
| Terminated | An Open-Label Extension Study to Evaluate Safety & Tolerability of QR-421a in Subjects With Retinitis Pigmento NCT05085964 | Laboratoires Thea | Phase 2 |
| Completed | Retrospective NIS to Evaluate the Patient Benefit of TES NCT04983914 | Okuvision GmbH | — |
| Recruiting | Adaptive Optics Imaging of Outer Retinal Diseases NCT05355415 | Food and Drug Administration (FDA) | — |
| Active Not Recruiting | CNS10-NPC for the Treatment of RP NCT04284293 | Cedars-Sinai Medical Center | Phase 1 |
| Completed | Efficacy and Safety of MCO-010 Optogenetic Therapy in Adults With Retinitis Pigmentosa [RESTORE] NCT04945772 | Nanoscope Therapeutics Inc. | Phase 2 |
| Active Not Recruiting | Rate of Progression of PCDH15-Related Retinal Degeneration in Usher Syndrome 1F NCT04765345 | Jaeb Center for Health Research | — |
| Completed | Phase 1 Study of Intravitreal Autologous CD34+ Stem Cell Therapy for Retinitis Pigmentosa NCT04925687 | University of California, Davis | Phase 1 |
| Unknown | Effects of Treatment With N- Acetylcysteine on Visual Outcomes in Patients With Retinitis Pigmentosa NCT04864496 | Shahid Beheshti University of Medical Sciences | Phase 2 |
| Recruiting | Study of BEST1 Vitelliform Macular Dystrophy NCT05809635 | Columbia University | — |
| Completed | Environmental Localization Mapping and Guidance for Visual Prosthesis Users NCT04359108 | Johns Hopkins University | N/A |
| Active Not Recruiting | Natural History Study of Retinitis Pigmentosa Type 11 NCT04805658 | Oslo University Hospital | — |
| Completed | CB-PRP in Retinitis Pigmentosa and Dry Age-related Macular Degeneration NCT04636853 | Fondazione Policlinico Universitario Agostino Gemelli IRCCS | Phase 3 |
| Completed | Safety of Repeat Intravitreal Injection of Human Retinal Progenitor Cells (jCell) in Adult Subjects With Retin NCT04604899 | jCyte, Inc | Phase 2 |
| Completed | Computer Aided Diagnosis of Multiple Eye Fundus Diseases From Color Fundus Photograph NCT04723160 | Visionary Intelligence Ltd. | — |
| Terminated | A Natural History Study to Evaluate Functional and Anatomical Progression in Retinitis Pigmentosa NCT04558983 | Johns Hopkins University | — |
| Unknown | Safety and Efficacy of Subretinal Transplantation of Clinical Human Embryonic Stem Cell Derived Retinal Pigmen NCT03944239 | Qi Zhou | Phase 1 |
| Active Not Recruiting | Rate of Progression in EYS Related Retinal Degeneration NCT04127006 | Jaeb Center for Health Research | — |
| Terminated | Oral Hydroxychloroquine (HCQ) for Retinitis Pigmentosa Caused by P23H- Rhodopsin (RHO) NCT04120883 | University of Michigan | Phase 1 / Phase 2 |
| Active Not Recruiting | Prospective Natural History Study of Retinitis Pigmentosa NCT04285398 | SparingVision | N/A |
| Recruiting | BS01 in Patients With Retinitis Pigmentosa NCT04278131 | Bionic Sight LLC | Phase 1 / Phase 2 |
| Terminated | NR600 System Retinal Prosthesis for Patients With Retinal Degenerative Diseases NCT04295304 | Nano Retina | N/A |
| Unknown | A New Treatment of Retinitis Pigmentosa NCT03998384 | Aier School of Ophthalmology, Central South University | N/A |
| Completed | Advancing Understanding of Transportation Options NCT04141891 | University of Colorado, Denver | N/A |
| Completed | Dose-Escalation Study to Evaluate the Safety and Tolerability of Intravitreal vMCO-I in Patients With Advanced NCT04919473 | Nanoscope Therapeutics Inc. | Phase 1 / Phase 2 |
| Completed | Spheroidal Mesenchymal Stem Cells in Retinitis Pigmentosa NCT05712148 | Acibadem University | Phase 1 / Phase 2 |
| Unknown | Validation of Standardized Test Protocols to Assess the Impact of Visual Pathologies in Daily Life Activities NCT04448860 | Centre Hospitalier National d'Ophtalmologie des Quinze-Vingts | N/A |
| Unknown | Bimodal and Coaxial High Resolution Ophtalmic Imaging NCT04620876 | Centre Hospitalier National d'Ophtalmologie des Quinze-Vingts | N/A |
| Completed | Retinitis Pigmentosa Clinical Measures and Repeatability Testing of Potential Outcome Measures NCT03845218 | National Eye Institute (NEI) | — |
| Active Not Recruiting | PDE6A Gene Therapy for Retinitis Pigmentosa NCT04611503 | STZ eyetrial | Phase 1 / Phase 2 |
| Completed | Minocycline Treatment in Retinitis Pigmentosa NCT04068207 | Sun Yat-sen University | Phase 2 |
| Active Not Recruiting | Interventional Study of Implantation of hESC-derived RPE in Patients With RP Due to Monogenic Mutation NCT03963154 | Centre d'Etude des Cellules Souches | Phase 1 / Phase 2 |
| Recruiting | High Resolution, High-speed Multimodal Ophthalmic Imaging NCT04129021 | Centre Hospitalier National d'Ophtalmologie des Quinze-Vingts | N/A |
| Active Not Recruiting | FIGHT-RP 1 Extension Study NCT03999021 | Johns Hopkins University | Phase 1 |
| Completed | Management of Retinitis Pigmentosa by Mesenchymal Stem Cells by Wharton's Jelly Derived Mesenchymal Stem Cells NCT04224207 | Ankara Universitesi Teknokent | Phase 3 |
| Completed | Prospective Open Clinical and Genetic Study of Patients With Retinitis Pigmentosa NCT03901391 | Sensor Technology for Deafblind | — |
| Completed | Study to Evaluate Safety and Tolerability of QR-421a in Subjects With RP Due to Mutations in Exon 13 of the US NCT03780257 | ProQR Therapeutics | Phase 1 / Phase 2 |
| Withdrawn | RETINA IMPLANT Alpha AMS in Blind Patients With Retinitis Pigmentosa NCT03629899 | Wills Eye | N/A |
| Withdrawn | PMCF Study for Partial Vision Restoration Using the Subretinal Implant RETINA IMPLANT Alpha AMS NCT02588430 | Retina Implant AG | — |
| Unknown | Characterizing Rate of Progression in USHer Syndrome (CRUSH) Study NCT04820244 | Radboud University Medical Center | — |
| Withdrawn | Transcorneal Electrical Stimulation for the Treatment of Retinitis Pigmentosa - a Safety and Efficacy Multicen NCT02548572 | Wills Eye | N/A |
| Completed | Management of Retinitis Pigmentosa Via Combination of Wharton's Jelly-derived Mesenchymal Stem Cells and Magno NCT05800301 | Ankara Universitesi Teknokent | Phase 3 |
| Unknown | Stem Cells Therapy in Degenerative Diseases of the Retina NCT03772938 | Pomeranian Medical University Szczecin | Phase 1 |
| Withdrawn | Argus II Retinal Prosthesis System - Better Vision RP Study NCT03418116 | Second Sight Medical Products | N/A |
| Completed | Safety Issues of Peribulbar Injection of UC-MSC in Patients With Retinitis Pigmentosa NCT04315025 | PT. Prodia Stem Cell Indonesia | Phase 1 / Phase 2 |
| Completed | Development of Visual Function Evaluation Method (2) NCT03626207 | Astellas Pharma Inc | — |
| Unknown | Visual Performance Measures in a Virtual Reality Environment for Assessing Clinical Trial Outcomes in Those Wi NCT04281732 | Queen's University, Belfast | — |
| Unknown | The Effects of Cannabis on Visual Functions in Healthy and Retinitis Pigmentosa Patients NCT03078309 | Hadassah Medical Organization | EARLY_Phase 1 |
| Active Not Recruiting | A First-in-human, Proof of Concept Study of CPK850 in Patients With RLBP1 Retinitis Pigmentosa NCT03374657 | Novartis Pharmaceuticals | Phase 1 / Phase 2 |
| Completed | Pupil Dynamics and Color Vision for the Detection of Eye Diseases NCT04909398 | Centre Hospitalier National d'Ophtalmologie des Quinze-Vingts | N/A |
| Completed | Exercise and RP (AVAMC and Emory) NCT03381235 | Emory University | N/A |
| Completed | Study of a Suprachoroidal Retinal Prosthesis NCT03406416 | Mobius Medical Pty Ltd. | N/A |
| Completed | Computer-Assisted Rehabilitation Environment Training After Argus Retinal Prosthesis NCT03444961 | The Cleveland Clinic | N/A |
| Completed | Collision Warning Device for Blind and Visually Impaired NCT03057496 | Massachusetts Eye and Ear Infirmary | N/A |
| Unknown | High Resolution Retina Imaging NCT04128150 | Centre Hospitalier National d'Ophtalmologie des Quinze-Vingts | — |
| Completed | Management of Cystoid Macular Edema Secondary to Retinitis Pigmentosa Via Subliminal Micropulse Yellow Laser NCT04234438 | Ankara Universitesi Teknokent | N/A |
| Completed | Natural History Study of Patients With X-linked Retinal Dystrophy Associated With Mutations in Retinitis Pigme NCT03349242 | MeiraGTx UK II Ltd | — |
| Terminated | Safety and Efficacy Study in Patients With Retinitis Pigmentosa Due to Mutations in PDE6B Gene NCT03328130 | eyeDNA Therapeutics | Phase 1 / Phase 2 |
| Completed | Development of Visual Function Evaluation Method NCT03281005 | Astellas Pharma Inc | — |
| Recruiting | Experimental and Clinical Studies of Retinal Stimulation NCT03635645 | University of Michigan | N/A |
| Completed | Rod Sensitivity in Age-related Macular Degeneration (AMD) and Retinitis Pigmentosa (RP) NCT03322930 | Retina Foundation of the Southwest | — |
| Completed | Argus II/ORCAM Device Study NCT03248388 | Mayo Clinic | N/A |
| Completed | Object Finder for a Retinal Prosthesis NCT04319809 | Minnesota HealthSolutions | N/A |
| Completed | Clinical and Genetic Testing of Patients With Usher Syndrome NCT03319524 | Sensor Technology for Deafblind | — |
| Terminated | Observational Natural History Study of Autosomal Dominant Retinitis Pigmentosa (adRP) NCT02926092 | Shire | — |
| Completed | Safety and Efficacy of Intravitreal Injection of Human Retinal Progenitor Cells in Adults With Retinitis Pigme NCT03073733 | jCyte, Inc | Phase 2 |
| Completed | The FIGHT-RP1 Study NCT03063021 | Johns Hopkins University | Phase 1 |
| Completed | Management of Retinitis Pigmentosa Via Electromagnetic Stimulation and Platelet Rich Plasma NCT04252534 | Ankara Universitesi Teknokent | N/A |
| Completed | Effects of Subtenon-injected Autologous Platelet-rich Plasma on Visual Functions in Eyes With Retinitis Pigmen NCT04238858 | Ankara Universitesi Teknokent | N/A |
| Unknown | Studying a Potential Protective Effect of L-Dopa on Retinitis Pigmentosa NCT02837640 | Beirut Eye Specialist Hospital | Phase 2 |
| Completed | AUgmented REality for the Visually Impaired - Part 1 NCT02614651 | Centre Hospitalier Universitaire de Nīmes | N/A |
| Recruiting | Rod and Cone Mediated Function in Retinal Disease NCT02617966 | National Eye Institute (NEI) | — |
| Completed | Aflibercept for Macular Oedema With Underlying Retinitis Pigmentosa (AMOUR) Study NCT02661711 | Moorfields Eye Hospital NHS Foundation Trust | Phase 2 |
| Completed | Compensation for Blindness With the Intelligent Retinal Implant System (IRIS V2) in Patients With Retinal Dyst NCT02670980 | Science Corporation | N/A |
| Recruiting | Stem Cell Ophthalmology Treatment Study II NCT03011541 | MD Stem Cells | N/A |
| Unknown | Safety and Tolerability of hRPC in Retinitis Pigmentosa NCT02464436 | ReNeuron Limited | Phase 1 / Phase 2 |
| Unknown | Clinical Implication of Retinitis Pigmentosa Molecular Diagnostic Using High Throughput Sequencing. NCT02860520 | University Hospital, Strasbourg, France | — |
| Completed | Visual Activity Evoked by Infrared in Humans After Dark Adaptation NCT02909985 | University of New Mexico | N/A |
| Unknown | Clinical Trials of Continuous Oxygen Therapy Combined With Blue Light Deprivation in the Treatment of Retiniti NCT02465749 | Sun Yat-sen University | EARLY_Phase 1 |
| Completed | Safety and Efficacy of the Alpha AMS Subretinal Implant NCT02720640 | University of Oxford | N/A |
| Completed | Nerve Growth Factor Eye Drops Treatment in Patients With Retinitis Pigmentosa and Cystoid Macular Edema NCT02609165 | Ospedale San Raffaele | Phase 2 |
| Unknown | Intravitreal Dexamethasone Implant in Retinitis Pigmentosa-related Macular Edema- a Retrospective Study NCT02804360 | Rafic Hariri University Hospital | Phase 2 |
| Unknown | Identifying Genes and Mutations Underlying Retinitis Pigmentosa and Allied Diseases NCT02309866 | Hillel Yaffe Medical Center | — |
| Completed | Post-Market Study of the Argus® II Retinal Prosthesis System - France NCT02303288 | Second Sight Medical Products | — |
| Completed | Sildenafil for Treatment of Choroidal Ischemia NCT04356716 | Columbia University | Phase 2 |
| Completed | Clinical Trial of Intravitreal Injection of Autologous Bone Marrow Stem Cells in Patients With Retinitis Pigme NCT02280135 | Red de Terapia Celular | Phase 1 |
| Completed | Cone Rescue in Retinitis Pigmentosa by the Treatment of Lycium Barbarum NCT02244996 | The Hong Kong Polytechnic University | N/A |
| Unknown | Clinical Study to Evaluate Safety and Efficacy of BMMNC in Retinitis Pigmentosa NCT01914913 | Chaitanya Hospital, Pune | Phase 1 / Phase 2 |
| Active Not Recruiting | Electro-acupuncture and Transcorneal Electrical Stimulation (TES) for Retinitis Pigmentosa NCT02086890 | Nova Southeastern University | N/A |
| Recruiting | Inherited Retinal Degenerative Disease Registry NCT02435940 | Foundation Fighting Blindness | — |
| Completed | Study of Oral Minocycline in Treating Bilateral Cystoid Macular Edema Associated With Retinitis Pigmentosa NCT02140164 | National Eye Institute (NEI) | Phase 1 / Phase 2 |
| Unknown | Observational Study of the Argus® II Retinal Prosthesis System NCT01999049 | University Health Network, Toronto | — |
| Unknown | Autologous Bone Marrow-Derived CD34+, CD133+, and CD271+ Stem Cell Transplantation for Retinitis Pigmentosa NCT02709876 | Stem Cells Arabia | Phase 1 / Phase 2 |
| Completed | Intravitreal Injection of SeeQ CdSe 655 Alt Nanoparticles for Patients With Degenerative Retinal Diseases NCT04008771 | 2C Tech Corp | N/A |
| Terminated | New Enrollment Post-Approval Study of the Argus® II Retinal Prosthesis System NCT01860092 | Second Sight Medical Products | — |
| Completed | A Dose Ranging Study to Evaluate the Safety and Potential Efficacy of rhNGF in Patients With Retinitis Pigment NCT02110225 | Dompé Farmaceutici S.p.A | Phase 1 / Phase 2 |
| Recruiting | Evaluation of Objective Perimetry Using Chromatic Multifocal Pupillometer NCT02014389 | Sheba Medical Center | — |
| Completed | Biomarkers In Retinitis Pigmentosa (BIRP) NCT01949623 | Johns Hopkins University | — |
| Completed | Visual and Functional Assessment in Low Vision Patients NCT01876147 | University of Oxford | — |
| Recruiting | High Resolution Retinal Imaging NCT01866371 | University of Pennsylvania | — |
| Completed | Restoring Vision With the Intelligent Retinal Implant System (IRIS V1)in Patients With Retinal Dystrophy NCT01864486 | Science Corporation | N/A |
| Completed | TES for the Treatment of RP NCT01847365 | University of Oxford | N/A |
| Terminated | Phase III Efficacy and Safety Clinical Study of UF-021 for Treatment of Retinitis Pigmentosa NCT01786395 | R-Tech Ueno, Ltd. | Phase 3 |
| Completed | Clinical Characterization on PDE6A-related Retinitis Pigmentosa in Preparation to a Gene Therapy Trial NCT02759952 | STZ eyetrial | — |
| Active Not Recruiting | The Effect of Oral Administration of 9-cis β Carotene Rich Powder of the Alga Dunaliella Bardawil NCT01680510 | Sheba Medical Center | Phase 1 / Phase 2 |
| Completed | Transcorneal Electrical Stimulation - Multicenter Safety Study NCT01835002 | Okuvision GmbH | N/A |
| Active Not Recruiting | Clinical Trial of Autologous Intravitreal Bone-marrow CD34+ Stem Cells for Retinopathy NCT01736059 | University of California, Davis | Phase 1 |
| Completed | Microcurrent Stimulation to Treat Macular Degeneration NCT01790958 | Retina Institute of Hawaii | — |
| Completed | Pilot Study of a Suprachoroidal Retinal Prosthesis NCT01603576 | Center for Eye Research Australia | N/A |
| Completed | Acupuncture for the Treatment of Vision Loss Due to Retinitis Pigmentosa NCT01604356 | Johns Hopkins University | Phase 1 |
| Completed | Intravitreal Injection of MSCs in Retinitis Pigmentosa NCT01531348 | Mahidol University | Phase 1 |
| Terminated | Study of SAR421869 in Participants With Retinitis Pigmentosa Associated With Usher Syndrome Type 1B NCT01505062 | Sanofi | Phase 1 / Phase 2 |
| Completed | Retinal Imaging in CNTF -Releasing Encapsulated Cell Implant Treated Patients for Early-stage Retinitis Pigmen NCT01530659 | Neurotech Pharmaceuticals | Phase 2 |
| Terminated | Argus® II Retinal Prosthesis System Post-Market Surveillance Study NCT01490827 | Second Sight Medical Products | — |
| Completed | Safety & Efficacy of Subretinal Implants for Partial Restoration of Vision in Blind Patients NCT01497379 | Retina Implant AG | N/A |
| Recruiting | Cell Collection to Study Eye Diseases NCT01432847 | National Eye Institute (NEI) | — |
| Completed | Trial of Subretinal Injection of (rAAV2-VMD2-hMERTK) NCT01482195 | King Khaled Eye Specialist Hospital | Phase 1 |
| Terminated | Evoked Retinal Response NCT01415453 | Columbia University | N/A |
| Completed | Transcorneal Electrostimulation for Therapy of Retinitis Pigmentosa NCT01837901 | Okuvision GmbH | N/A |
| Completed | Autologous Bone Marrow-Derived Stem Cells Transplantation For Retinitis Pigmentosa NCT01560715 | University of Sao Paulo | Phase 2 |
| Completed | Efficacy and Safety of Oral Valproic Acid for Retinitis Pigmentosa NCT01399515 | Seoul National University Hospital | Phase 2 |
| Completed | Trial of Oral Valproic Acid for Retinitis Pigmentosa NCT01233609 | Foundation Fighting Blindness | Phase 2 |
| Recruiting | Rare Disease Patient Registry & Natural History Study - Coordination of Rare Diseases at Sanford NCT01793168 | Sanford Health | — |
| Completed | Safety and Efficacy of Subretinal Implants for Partial Restoration of Vision in Blind Patients NCT01024803 | Retina Implant AG | N/A |
| Completed | Evaluation of Objective Perimetry Using Pupillometer NCT01021982 | Sheba Medical Center | — |
| Unknown | Phenotype Correlates Genotype of Inherited Retina Dystrophies, Retinitis Pigmentosa, Con>Rod Dystrophies. NCT03990727 | MejoraVisionMD | — |
| Completed | Autologous Bone Marrow-Derived Stem Cells Transplantation For Retinitis Pigmentosa NCT01068561 | University of Sao Paulo | Phase 1 |
| Completed | The Effect of Oral Administration of 9-cis Rich Powder of the Alga Dunaliella Bardawil on Visual Functions im NCT01256697 | Sheba Medical Center | N/A |
| Completed | Study of the Correlation Between Macular Thickness Analyzed by Optical Coherence Tomography and the Visual Fun NCT00784901 | National Taiwan University Hospital | — |
| Completed | The Role of Capsular Tension Ring (CTR) in Anterior Capsular Contraction NCT00717080 | Aurolab | Phase 4 |
| Completed | An Exploratory Study to Evaluate the Safety of Brimonidine Intravitreal Implant in Patients With Retinitis Pig NCT00661479 | Allergan | Phase 1 / Phase 2 |
| Completed | Transcorneal Electrical Stimulation Therapy for Retinal Disease NCT00804102 | Okuvision GmbH | N/A |
| Completed | Potential Research Participants for Future Studies of Inherited Eye Diseases NCT00559234 | National Eye Institute (NEI) | — |
| Completed | Stress and Vision Fluctuations in Retinitis Pigmentosa NCT00475254 | Johns Hopkins University | — |
| Terminated | A Study to Evaluate the Safety of CNTO 2476 in Patients With Advanced Retinitis Pigmentosa NCT00458575 | Centocor, Inc. | Phase 1 |
| Completed | A Study of Encapsulated Cell Technology (ECT) Implant for Participants With Early Stage Retinitis Pigmentosa NCT00447980 | Neurotech Pharmaceuticals | Phase 2 |
| Completed | A Study of Encapsulated Cell Technology (ECT) Implant for Patients With Late Stage Retinitis Pigmentosa NCT00447993 | Neurotech Pharmaceuticals | Phase 2 |
| Unknown | IRIS PILOT - Extended Pilot Study With a Retinal Implant System NCT00427180 | Intelligent Medical Implants GmbH | N/A |
| Completed | Repository for Inherited Eye Diseases NCT00378742 | National Eye Institute (NEI) | — |
| Completed | Argus® II Retinal Stimulation System Feasibility Protocol NCT00407602 | Second Sight Medical Products | N/A |
| Recruiting | Retinal Imaging in Patients With Inherited Retinal Degenerations NCT00254605 | University of California, San Francisco | — |
| Completed | Molecular Genetics of Retinal Degenerations NCT00231010 | National Eye Institute (NEI) | — |
| Completed | Retina Implant Pilot Trial to Evaluate Safety & Efficacy in Blind Patients Having Degenerated Photo-receptors NCT00515814 | Retina Implant AG | N/A |
| Completed | Natural History and Genetic Studies of Usher Syndrome NCT00106743 | National Eye Institute (NEI) | — |
| Completed | DHA and X-Linked Retinitis Pigmentosa NCT00100230 | Retina Foundation of the Southwest | Phase 2 |
| Completed | Investigating the Effect of Vitamin A Supplementation on Retinitis Pigmentosa NCT00065455 | National Eye Institute (NEI) | Phase 1 |
| Completed | Clinical Trial of Lutein for Patients With Retinitis Pigmentosa Receiving Vitamin A NCT00346333 | National Eye Institute (NEI) | Phase 3 |
| Completed | Evaluation of Safety of Ciliary Neurotrophic Factor Implants in the Eye NCT00063765 | National Eye Institute (NEI) | Phase 1 |
| Completed | Feasibility Study of a Chronic Retinal Stimulator in Retinitis Pigmentosa NCT00279500 | Second Sight Medical Products | N/A |
| Completed | Safety Study in Retinal Transplantation for Retinitis Pigmentosa. NCT00345917 | Radtke, Norman D., M.D. | Phase 2 |
| Completed | Effects of Lutein in Retinitis Pigmentosa NCT00029289 | National Center for Complementary and Integrative Health (NCCIH) | Phase 1 / Phase 2 |
| Completed | A Genetic Analysis of Usher Syndrome in Ashkenazi Jews NCT00016471 | National Center for Research Resources (NCRR) | — |
| Terminated | Study of Dietary N-3 Fatty Acids in Patients With Retinitis Pigmentosa and Usher Syndrome NCT00004345 | National Center for Research Resources (NCRR) | — |
| Completed | Randomized Trial of DHA for Retinitis Pigmentosa Patients Receiving Vitamin A NCT00000116 | Carol Weigel DiFranco | Phase 3 |
| Completed | Study of Docosahexaenoic Acid (DHA) Supplementation in Patients With X-Linked Retinitis Pigmentosa NCT00004827 | Retina Foundation of the Southwest | N/A |
| Completed | Study of Usher Syndromes, Type 1 and Type 2 NCT00001347 | National Eye Institute (NEI) | — |
| Completed | Randomized Trial of Vitamin A and Vitamin E Supplementation for Retinitis Pigmentosa NCT00000114 | National Eye Institute (NEI) | Phase 3 |
| No Longer Available | Expanded Access Program for RP in Adults NCT06574997 | Ocugen | — |
| Unknown | Autoimmunity in Retinitis Pigmentosa NCT00433277 | Semmelweis University | N/A |
| Completed | Slowing the Degenerative Process, Long Lasting Effect of Hyperbaric Oxygen Therapy in Retinitis Pigmentosa NCT00461435 | Azienda Policlinico Umberto I | N/A |