Clinical trials
Observational trials in Puerto Rico
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
237 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 4 |
| 2002 | 5 |
| 2003 | 7 |
| 2004 | 6 |
| 2005 | 3 |
| 2006 | 6 |
| 2007 | 16 |
| 2008 | 15 |
| 2009 | 10 |
| 2010 | 18 |
| 2011 | 8 |
| 2012 | 11 |
| 2013 | 11 |
| 2014 | 10 |
| 2015 | 4 |
| 2016 | 8 |
| 2017 | 6 |
| 2018 | 5 |
| 2019 | 7 |
| 2020 | 9 |
| 2021 | 10 |
| 2022 | 8 |
| 2023 | 9 |
| 2024 | 13 |
| 2025 | 4 |
| 2026 | 3 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 167 |
| Recruiting | 32 |
| Active, not recruiting | 15 |
| Terminated | 14 |
| Unknown status | 7 |
| Enrolling by invitation | 2 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Children's Oncology Group | 24 |
| National Institute of Allergy and Infectious Diseases (NIAID) | 23 |
| University of North Carolina, Chapel Hill | 15 |
| International Maternal Pediatric Adolescent AIDS Clinical Trials Group | 9 |
| Bristol-Myers Squibb | 8 |
| Hoffmann-La Roche | 6 |
| AbbVie | 5 |
| Actelion | 5 |
| Advancing Clinical Therapeutics Globally for HIV/AIDS and Other Infections | 4 |
| Biogen | 4 |
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 | 43 |
| Hepatitis C | 12 |
| Neoplasms | 12 |
| Acquired Immunodeficiency Syndrome | 11 |
| COVID-19 | 9 |
| Lung Neoplasms | 8 |
| Precursor Cell Lymphoblastic Leukemia-Lymphoma | 8 |
| Colorectal Neoplasms | 7 |
| Pulmonary Arterial Hypertension | 7 |
| Hepatitis C, Chronic | 6 |
Trials
Showing 26 to 50 of 237. Each trial links to its page on Pharma Observatory.
137 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.
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