Clinical trials
Completed Observational trials in Puerto Rico
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
167 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 4 |
| 2002 | 4 |
| 2003 | 6 |
| 2004 | 6 |
| 2005 | 3 |
| 2006 | 6 |
| 2007 | 14 |
| 2008 | 12 |
| 2009 | 9 |
| 2010 | 16 |
| 2011 | 8 |
| 2012 | 7 |
| 2013 | 8 |
| 2014 | 6 |
| 2015 | 1 |
| 2016 | 6 |
| 2017 | 6 |
| 2018 | 4 |
| 2019 | 5 |
| 2020 | 4 |
| 2021 | 7 |
| 2023 | 3 |
| 2024 | 2 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 167 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| National Institute of Allergy and Infectious Diseases (NIAID) | 21 |
| Children's Oncology Group | 20 |
| University of North Carolina, Chapel Hill | 15 |
| International Maternal Pediatric Adolescent AIDS Clinical Trials Group | 8 |
| Bristol-Myers Squibb | 5 |
| Actelion | 4 |
| Eli Lilly and Company | 4 |
| Hoffmann-La Roche | 4 |
| US Department of Veterans Affairs | 4 |
| Abbott Medical Devices | 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 |
|---|---|
| HIV Infections | 41 |
| Hepatitis C | 11 |
| Acquired Immunodeficiency Syndrome | 9 |
| Precursor Cell Lymphoblastic Leukemia-Lymphoma | 6 |
| Pulmonary Arterial Hypertension | 6 |
| Asthma | 5 |
| Atrial Fibrillation | 5 |
| COVID-19 | 5 |
| Hepatitis C, Chronic | 5 |
| Neoplasms | 5 |
Trials
Showing 1 to 25 of 167. Each trial links to its page on Pharma Observatory.
67 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
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