Clinical trials
Observational Refractive Errors trials
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
108 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2004 | 1 |
| 2005 | 2 |
| 2006 | 1 |
| 2008 | 2 |
| 2011 | 6 |
| 2012 | 3 |
| 2013 | 1 |
| 2015 | 3 |
| 2016 | 4 |
| 2017 | 4 |
| 2018 | 7 |
| 2019 | 6 |
| 2020 | 10 |
| 2021 | 9 |
| 2022 | 10 |
| 2023 | 10 |
| 2024 | 10 |
| 2025 | 10 |
| 2026 | 9 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 53 |
| Unknown status | 29 |
| Not yet recruiting | 13 |
| Recruiting | 8 |
| Terminated | 3 |
| Active, not recruiting | 1 |
| Enrolling by invitation | 1 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Democritus University of Thrace | 9 |
| Alcon Research | 7 |
| Zhongshan Ophthalmic Center, Sun Yat-sen University | 7 |
| Tianjin Eye Hospital | 6 |
| Assiut University | 5 |
| Sun Yat-sen University | 4 |
| Fondation Ophtalmologique Adolphe de Rothschild | 3 |
| Johnson & Johnson Surgical Vision, Inc. | 3 |
| University of Nebraska | 3 |
| Food and Drug Administration (FDA) | 2 |
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 |
|---|---|
| Refractive Errors | 108 |
| Myopia | 27 |
| Cataract | 16 |
| Astigmatism | 10 |
| Hyperopia | 9 |
| Presbyopia | 9 |
| Vision Disorders | 6 |
| Amblyopia | 5 |
| Corneal Diseases | 5 |
| Vision, Low | 5 |
Trials
Showing 1 to 25 of 108. Each trial links to its page on Pharma Observatory.
8 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.
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