Clinical trials
Completed Observational Cataract trials
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
241 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 2 |
| 2001 | 1 |
| 2002 | 3 |
| 2003 | 2 |
| 2004 | 5 |
| 2005 | 2 |
| 2006 | 4 |
| 2007 | 10 |
| 2008 | 5 |
| 2009 | 7 |
| 2010 | 6 |
| 2011 | 6 |
| 2012 | 8 |
| 2013 | 2 |
| 2014 | 15 |
| 2015 | 14 |
| 2016 | 8 |
| 2017 | 12 |
| 2018 | 6 |
| 2019 | 14 |
| 2020 | 15 |
| 2021 | 15 |
| 2022 | 29 |
| 2023 | 26 |
| 2024 | 13 |
| 2025 | 4 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 241 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| National Eye Institute (NEI) | 16 |
| Alcon Research | 9 |
| Democritus University of Thrace | 9 |
| Medicontur Medical Engineering Ltd | 8 |
| Sun Yat-sen University | 8 |
| Beaver-Visitec International, Inc. | 6 |
| AST Products, Inc. | 5 |
| Centre Hospitalier Régional Metz-Thionville | 5 |
| Johannes Kepler University of Linz | 5 |
| Johnson & Johnson Surgical Vision, Inc. | 5 |
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 |
|---|---|
| Cataract | 241 |
| Presbyopia | 15 |
| Astigmatism | 13 |
| Glaucoma | 11 |
| Myopia | 10 |
| Pseudophakia | 9 |
| Refractive Errors | 8 |
| Diabetes Mellitus | 7 |
| Macular Degeneration | 7 |
| Blindness | 5 |
Trials
Showing 1 to 25 of 241. Each trial links to its page on Pharma Observatory.
141 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.
No changes to these trials in the last 7 days.
Go deeper on Pharma Observatory
Pharma Observatory connects clinical trials, sponsors, sites and investigators in one searchable platform.