Clinical trials
Active, not recruiting trials in the United States with no applicable phase
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
3,227 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 1 |
| 2002 | 3 |
| 2003 | 3 |
| 2004 | 2 |
| 2006 | 6 |
| 2007 | 10 |
| 2008 | 7 |
| 2009 | 12 |
| 2010 | 11 |
| 2011 | 17 |
| 2012 | 29 |
| 2013 | 34 |
| 2014 | 48 |
| 2015 | 61 |
| 2016 | 77 |
| 2017 | 109 |
| 2018 | 142 |
| 2019 | 171 |
| 2020 | 204 |
| 2021 | 372 |
| 2022 | 419 |
| 2023 | 528 |
| 2024 | 457 |
| 2025 | 359 |
| 2026 | 136 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Active, not recruiting | 3,227 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| M.D. Anderson Cancer Center | 125 |
| Massachusetts General Hospital | 68 |
| Memorial Sloan Kettering Cancer Center | 64 |
| VA Office of Research and Development | 60 |
| Mayo Clinic | 50 |
| University of Alabama at Birmingham | 48 |
| University of Colorado, Denver | 47 |
| Brigham and Women's Hospital | 46 |
| University of California, San Francisco | 44 |
| University of Pennsylvania | 40 |
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 |
|---|---|
| Obesity | 145 |
| Breast Neoplasms | 134 |
| Neoplasms | 91 |
| Prostatic Neoplasms | 82 |
| Anxiety Disorders | 77 |
| Diabetes Mellitus, Type 2 | 67 |
| Overweight | 66 |
| Hypertension | 64 |
| Chronic Pain | 59 |
| Cardiovascular Diseases | 57 |
Trials
Showing 1 to 25 of 3,227. Each trial links to its page on Pharma Observatory.
3,127 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.