Clinical trials
Enrolling by invitation Observational trials
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
1,868 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 1 |
| 2001 | 2 |
| 2002 | 4 |
| 2003 | 5 |
| 2004 | 3 |
| 2005 | 3 |
| 2006 | 2 |
| 2007 | 5 |
| 2008 | 13 |
| 2009 | 10 |
| 2010 | 10 |
| 2011 | 10 |
| 2012 | 12 |
| 2013 | 14 |
| 2014 | 19 |
| 2015 | 19 |
| 2016 | 20 |
| 2017 | 28 |
| 2018 | 44 |
| 2019 | 53 |
| 2020 | 60 |
| 2021 | 92 |
| 2022 | 110 |
| 2023 | 165 |
| 2024 | 359 |
| 2025 | 482 |
| 2026 | 309 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Enrolling by invitation | 1,868 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Mayo Clinic | 47 |
| Novo Nordisk A/S | 27 |
| Johns Hopkins University | 14 |
| National Cancer Institute (NCI) | 14 |
| National Taiwan University Hospital | 14 |
| University of California, San Francisco | 14 |
| Stanford University | 11 |
| Venus Research Center | 10 |
| Cancer Institute and Hospital, Chinese Academy of Medical Sciences | 9 |
| Peking University Third Hospital | 9 |
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 |
|---|---|
| Diabetes Mellitus | 43 |
| Neoplasms | 40 |
| Obesity | 37 |
| Heart Failure | 36 |
| Breast Neoplasms | 33 |
| Cardiovascular Diseases | 33 |
| Alzheimer Disease | 31 |
| Disease | 31 |
| Stroke | 30 |
| Parkinson Disease | 29 |
Trials
Showing 76 to 100 of 1,868. Each trial links to its page on Pharma Observatory.
1,768 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.