Clinical trials
Retinitis Pigmentosa trials in the United States
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
112 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 1 |
| 2001 | 2 |
| 2002 | 2 |
| 2003 | 3 |
| 2004 | 1 |
| 2005 | 3 |
| 2006 | 2 |
| 2007 | 5 |
| 2008 | 1 |
| 2009 | 1 |
| 2010 | 2 |
| 2011 | 2 |
| 2012 | 8 |
| 2013 | 2 |
| 2014 | 5 |
| 2015 | 5 |
| 2016 | 2 |
| 2017 | 8 |
| 2018 | 4 |
| 2019 | 9 |
| 2020 | 6 |
| 2021 | 11 |
| 2022 | 6 |
| 2023 | 5 |
| 2024 | 5 |
| 2025 | 3 |
| 2026 | 4 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 55 |
| Recruiting | 20 |
| Active, not recruiting | 19 |
| Terminated | 12 |
| Withdrawn | 2 |
| Unknown status | 2 |
| No longer available | 1 |
| Suspended | 1 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| National Eye Institute (NEI) | 12 |
| Johns Hopkins University | 8 |
| Columbia University | 4 |
| Laboratoires Thea | 4 |
| jCyte, Inc | 4 |
| Jaeb Center for Health Research | 3 |
| Nanoscope Therapeutics Inc. | 3 |
| Neurotech Pharmaceuticals | 3 |
| Ocugen | 3 |
| QLT Inc. | 3 |
Top conditions
MeSH conditions the trials were registered with, not their broader categories. A condition with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Retinitis Pigmentosa | 112 |
| Eye Diseases | 19 |
| Retinal Diseases | 19 |
| Usher Syndromes | 18 |
| Retinal Degeneration | 14 |
| Macular Degeneration | 12 |
| Eye Diseases, Hereditary | 11 |
| Retinal Dystrophies | 11 |
| Vision Disorders | 11 |
| Cone-Rod Dystrophies | 9 |
Trials
Showing 51 to 75 of 112. Each trial links to its page on Pharma Observatory.
12 more trials match. See them on Pharma Observatory
Recently changed trials
Changes observed in the last 7 days, newest first, site-count changes left out. Source: ClinicalTrials.gov.
Go deeper on Pharma Observatory
Pharma Observatory connects clinical trials, sponsors, sites and investigators in one searchable platform.