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| Withdrawn | 2 |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 1 to 25 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.