| Phase III Efficacy and Safety Clinical Study of UF-021 for Treatment of Retinitis Pigmentosa (NCT01786395) | R-Tech Ueno, Ltd. | 2013-03-01 |
| Clinical Characterization on PDE6A-related Retinitis Pigmentosa in Preparation to a Gene Therapy Trial (NCT02759952) | STZ eyetrial | 2013-01-01 |
| Transcorneal Electrical Stimulation - Multicenter Safety Study (NCT01835002) | Okuvision GmbH | 2012-09-01 |
| The Effect of Oral Administration of 9-cis β Carotene Rich Powder of the Alga Dunaliella Bardawil (NCT01680510) | Sheba Medical Center | 2012-09-01 |
| Clinical Trial of Autologous Intravitreal Bone-marrow CD34+ Stem Cells for Retinopathy (NCT01736059) | University of California, Davis | 2012-07-01 |
| Microcurrent Stimulation to Treat Macular Degeneration (NCT01790958) | Retina Institute of Hawaii | 2012-06-01 |
| Pilot Study of a Suprachoroidal Retinal Prosthesis (NCT01603576) | Center for Eye Research Australia | 2012-05-01 |
| Intravitreal Injection of MSCs in Retinitis Pigmentosa (NCT01531348) | Mahidol University | 2012-04-01 |
| Acupuncture for the Treatment of Vision Loss Due to Retinitis Pigmentosa (NCT01604356) | Johns Hopkins University | 2012-04-01 |
| Study of SAR421869 in Participants With Retinitis Pigmentosa Associated With Usher Syndrome Type 1B (NCT01505062) | Sanofi | 2012-03-26 |
| Retinal Imaging in CNTF -Releasing Encapsulated Cell Implant Treated Patients for Early-stage Retinitis Pigmentosa (NCT01530659) | Neurotech Pharmaceuticals | 2012-01-01 |
| Argus® II Retinal Prosthesis System Post-Market Surveillance Study (NCT01490827) | Second Sight Medical Products | 2011-11-01 |
| Safety & Efficacy of Subretinal Implants for Partial Restoration of Vision in Blind Patients (NCT01497379) | Retina Implant AG | 2011-10-01 |
| Cell Collection to Study Eye Diseases (NCT01432847) | National Eye Institute (NEI) | 2011-09-07 |
| Trial of Subretinal Injection of (rAAV2-VMD2-hMERTK) (NCT01482195) | King Khaled Eye Specialist Hospital | 2011-08-01 |
| Transcorneal Electrostimulation for Therapy of Retinitis Pigmentosa (NCT01837901) | Okuvision GmbH | 2011-07-01 |
| Evoked Retinal Response (NCT01415453) | Columbia University | 2011-07-01 |
| Autologous Bone Marrow-Derived Stem Cells Transplantation For Retinitis Pigmentosa (NCT01560715) | University of Sao Paulo | 2011-06-01 |
| Efficacy and Safety of Oral Valproic Acid for Retinitis Pigmentosa (NCT01399515) | Seoul National University Hospital | 2011-03-01 |
| Trial of Oral Valproic Acid for Retinitis Pigmentosa (NCT01233609) | Foundation Fighting Blindness | 2010-11-01 |
| Rare Disease Patient Registry & Natural History Study - Coordination of Rare Diseases at Sanford (NCT01793168) | Sanford Health | 2010-07-01 |
| Evaluation of Objective Perimetry Using Pupillometer (NCT01021982) | Sheba Medical Center | 2009-11-01 |
| Phenotype Correlates Genotype of Inherited Retina Dystrophies, Retinitis Pigmentosa, Con>Rod Dystrophies. (NCT03990727) | MejoraVisionMD | 2009-08-01 |
| Autologous Bone Marrow-Derived Stem Cells Transplantation For Retinitis Pigmentosa (NCT01068561) | University of Sao Paulo | 2009-05-01 |
| The Effect of Oral Administration of 9-cis Rich Powder of the Alga Dunaliella Bardawil on Visual Functions im Patients With Retinitis Pigmentosa (NCT01256697) | Sheba Medical Center | 2008-08-01 |
| Study of the Correlation Between Macular Thickness Analyzed by Optical Coherence Tomography and the Visual Functions in Retinitis Pigmemtosa (NCT00784901) | National Taiwan University Hospital | 2008-08-01 |
| The Role of Capsular Tension Ring (CTR) in Anterior Capsular Contraction (NCT00717080) | Aurolab | 2008-07-01 |
| An Exploratory Study to Evaluate the Safety of Brimonidine Intravitreal Implant in Patients With Retinitis Pigmentosa (NCT00661479) | Allergan | 2008-07-01 |
| Transcorneal Electrical Stimulation Therapy for Retinal Disease (NCT00804102) | Okuvision GmbH | 2008-01-01 |
| Potential Research Participants for Future Studies of Inherited Eye Diseases (NCT00559234) | National Eye Institute (NEI) | 2007-11-09 |
| Stress and Vision Fluctuations in Retinitis Pigmentosa (NCT00475254) | Johns Hopkins University | 2007-08-01 |
| A Study to Evaluate the Safety of CNTO 2476 in Patients With Advanced Retinitis Pigmentosa (NCT00458575) | Centocor, Inc. | 2007-04-01 |
| A Study of Encapsulated Cell Technology (ECT) Implant for Participants With Early Stage Retinitis Pigmentosa (NCT00447980) | Neurotech Pharmaceuticals | 2007-01-22 |
| A Study of Encapsulated Cell Technology (ECT) Implant for Patients With Late Stage Retinitis Pigmentosa (NCT00447993) | Neurotech Pharmaceuticals | 2007-01-08 |
| IRIS PILOT - Extended Pilot Study With a Retinal Implant System (NCT00427180) | Intelligent Medical Implants GmbH | 2006-12-01 |
| Repository for Inherited Eye Diseases (NCT00378742) | National Eye Institute (NEI) | 2006-09-20 |
| Argus® II Retinal Stimulation System Feasibility Protocol (NCT00407602) | Second Sight Medical Products | 2006-09-01 |
| Retinal Imaging in Patients With Inherited Retinal Degenerations (NCT00254605) | University of California, San Francisco | 2005-11-01 |
| Molecular Genetics of Retinal Degenerations (NCT00231010) | National Eye Institute (NEI) | 2005-09-26 |
| Retina Implant Pilot Trial to Evaluate Safety & Efficacy in Blind Patients Having Degenerated Photo-receptors (NCT00515814) | Retina Implant AG | 2005-09-01 |
| Natural History and Genetic Studies of Usher Syndrome (NCT00106743) | National Eye Institute (NEI) | 2005-03-21 |
| DHA and X-Linked Retinitis Pigmentosa (NCT00100230) | Retina Foundation of the Southwest | 2004-09-01 |
| Investigating the Effect of Vitamin A Supplementation on Retinitis Pigmentosa (NCT00065455) | National Eye Institute (NEI) | 2003-07-17 |
| Clinical Trial of Lutein for Patients With Retinitis Pigmentosa Receiving Vitamin A (NCT00346333) | National Eye Institute (NEI) | 2003-07-01 |
| Evaluation of Safety of Ciliary Neurotrophic Factor Implants in the Eye (NCT00063765) | National Eye Institute (NEI) | 2003-06-01 |
| Feasibility Study of a Chronic Retinal Stimulator in Retinitis Pigmentosa (NCT00279500) | Second Sight Medical Products | 2002-02-27 |
| Safety Study in Retinal Transplantation for Retinitis Pigmentosa. (NCT00345917) | Radtke, Norman D., M.D. | 2002-02-01 |
| Effects of Lutein in Retinitis Pigmentosa (NCT00029289) | National Center for Complementary and Integrative Health (NCCIH) | 2001-04-01 |
| A Genetic Analysis of Usher Syndrome in Ashkenazi Jews (NCT00016471) | National Center for Research Resources (NCRR) | 2001-03-01 |
| Study of Dietary N-3 Fatty Acids in Patients With Retinitis Pigmentosa and Usher Syndrome (NCT00004345) | National Center for Research Resources (NCRR) | 1999-10-01 |
| Randomized Trial of DHA for Retinitis Pigmentosa Patients Receiving Vitamin A (NCT00000116) | Carol Weigel DiFranco | 1996-05-01 |
| Study of Docosahexaenoic Acid (DHA) Supplementation in Patients With X-Linked Retinitis Pigmentosa (NCT00004827) | Retina Foundation of the Southwest | 1996-03-01 |
| Study of Usher Syndromes, Type 1 and Type 2 (NCT00001347) | National Eye Institute (NEI) | 1993-06-01 |
| Randomized Trial of Vitamin A and Vitamin E Supplementation for Retinitis Pigmentosa (NCT00000114) | National Eye Institute (NEI) | 1984-05-01 |
| Slowing the Degenerative Process, Long Lasting Effect of Hyperbaric Oxygen Therapy in Retinitis Pigmentosa (NCT00461435) | Azienda Policlinico Umberto I | |
| Expanded Access Program for RP in Adults (NCT06574997) | Ocugen | |
| Autoimmunity in Retinitis Pigmentosa (NCT00433277) | Semmelweis University | |