Clinical trials
Recruiting trials with no applicable phase
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
27,402 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 1 |
| 2001 | 2 |
| 2002 | 1 |
| 2003 | 4 |
| 2005 | 3 |
| 2006 | 4 |
| 2007 | 4 |
| 2008 | 2 |
| 2009 | 9 |
| 2010 | 9 |
| 2011 | 19 |
| 2012 | 26 |
| 2013 | 37 |
| 2014 | 59 |
| 2015 | 60 |
| 2016 | 103 |
| 2017 | 149 |
| 2018 | 259 |
| 2019 | 379 |
| 2020 | 538 |
| 2021 | 995 |
| 2022 | 1,653 |
| 2023 | 3,002 |
| 2024 | 5,649 |
| 2025 | 8,059 |
| 2026 | 6,352 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Recruiting | 27,402 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Riphah International University | 294 |
| Cairo University | 280 |
| Mayo Clinic | 196 |
| VA Office of Research and Development | 189 |
| Assistance Publique - Hôpitaux de Paris | 173 |
| Massachusetts General Hospital | 163 |
| National Taiwan University Hospital | 150 |
| The University of Hong Kong | 142 |
| Chinese University of Hong Kong | 135 |
| University of California, San Francisco | 134 |
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 |
|---|---|
| Stroke | 711 |
| Anxiety Disorders | 612 |
| Breast Neoplasms | 606 |
| Obesity | 600 |
| Neoplasms | 492 |
| Pain | 450 |
| Cognitive Dysfunction | 357 |
| Diabetes Mellitus, Type 2 | 354 |
| Postoperative Pain | 324 |
| Parkinson Disease | 319 |
Trials
Showing 76 to 100 of 27,402. Each trial links to its page on Pharma Observatory.
27,302 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.