Clinical trials
Terminated trials in Costa Rica
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
25 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2003 | 2 |
| 2006 | 6 |
| 2007 | 2 |
| 2008 | 2 |
| 2009 | 1 |
| 2013 | 1 |
| 2015 | 1 |
| 2016 | 2 |
| 2019 | 2 |
| 2020 | 1 |
| 2021 | 2 |
| 2023 | 1 |
| 2024 | 1 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Terminated | 25 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Sanofi | 5 |
| Pfizer | 4 |
| Hoffmann-La Roche | 3 |
| National Cancer Institute (NCI) | 2 |
| Pfizer's Upjohn has merged with Mylan to form Viatris Inc. | 2 |
| AstraZeneca | 1 |
| Bionou Research, S.L. | 1 |
| International Vaccine Institute | 1 |
| Johnson & Johnson Pharmaceutical Research & Development, L.L.C. | 1 |
| Mandos LLC | 1 |
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 |
|---|---|
| Neoplasms | 2 |
| Pharyngitis | 2 |
| Schizophrenia | 2 |
| Tonsillitis | 2 |
| Adenocarcinoma | 1 |
| Alzheimer Disease | 1 |
| Anemia | 1 |
| Asthma | 1 |
| Atrial Fibrillation | 1 |
| Bacteremia | 1 |
Trials
Showing 51 to 25 of 25. Each trial links to its page on Pharma Observatory.
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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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