Clinical trials
Active, not recruiting trials in the United States
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
10,638 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 7 |
| 2001 | 14 |
| 2002 | 15 |
| 2003 | 15 |
| 2004 | 19 |
| 2005 | 11 |
| 2006 | 35 |
| 2007 | 44 |
| 2008 | 55 |
| 2009 | 62 |
| 2010 | 71 |
| 2011 | 105 |
| 2012 | 111 |
| 2013 | 132 |
| 2014 | 196 |
| 2015 | 250 |
| 2016 | 332 |
| 2017 | 497 |
| 2018 | 576 |
| 2019 | 778 |
| 2020 | 895 |
| 2021 | 1,208 |
| 2022 | 1,262 |
| 2023 | 1,410 |
| 2024 | 1,280 |
| 2025 | 942 |
| 2026 | 280 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Active, not recruiting | 10,638 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| M.D. Anderson Cancer Center | 491 |
| National Cancer Institute (NCI) | 440 |
| Memorial Sloan Kettering Cancer Center | 381 |
| Massachusetts General Hospital | 151 |
| Mayo Clinic | 151 |
| City of Hope Medical Center | 150 |
| AstraZeneca | 146 |
| Dana-Farber Cancer Institute | 111 |
| University of Pennsylvania | 108 |
| Novartis Pharmaceuticals | 103 |
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 |
|---|---|
| Breast Neoplasms | 513 |
| Carcinoma, Non-Small-Cell Lung | 338 |
| Neoplasms | 336 |
| Prostatic Neoplasms | 331 |
| Obesity | 275 |
| Lung Neoplasms | 217 |
| Multiple Myeloma | 213 |
| Colorectal Neoplasms | 186 |
| Neoplasm Metastasis | 184 |
| Melanoma | 174 |
Trials
Showing 26 to 50 of 10,638. Each trial links to its page on Pharma Observatory.
10,538 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.