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 1 to 25 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.
Go deeper on Pharma Observatory
Pharma Observatory connects clinical trials, sponsors, sites and investigators in one searchable platform.