Clinical trials
Completed Phase 1/2 trials
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
7,509 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 90 |
| 2001 | 117 |
| 2002 | 141 |
| 2003 | 187 |
| 2004 | 207 |
| 2005 | 249 |
| 2006 | 308 |
| 2007 | 300 |
| 2008 | 350 |
| 2009 | 398 |
| 2010 | 391 |
| 2011 | 376 |
| 2012 | 373 |
| 2013 | 384 |
| 2014 | 407 |
| 2015 | 400 |
| 2016 | 366 |
| 2017 | 370 |
| 2018 | 352 |
| 2019 | 351 |
| 2020 | 336 |
| 2021 | 298 |
| 2022 | 231 |
| 2023 | 174 |
| 2024 | 110 |
| 2025 | 36 |
| 2026 | 3 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 7,509 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| National Cancer Institute (NCI) | 159 |
| National Institute of Allergy and Infectious Diseases (NIAID) | 103 |
| M.D. Anderson Cancer Center | 102 |
| Mayo Clinic | 70 |
| Memorial Sloan Kettering Cancer Center | 67 |
| Bristol-Myers Squibb | 63 |
| Novartis Pharmaceuticals | 62 |
| Fuda Cancer Hospital, Guangzhou | 54 |
| Fred Hutchinson Cancer Center | 50 |
| University of Washington | 42 |
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 | 268 |
| Carcinoma, Non-Small-Cell Lung | 224 |
| Neoplasms | 224 |
| Leukemia, Myeloid, Acute | 196 |
| Multiple Myeloma | 176 |
| Colorectal Neoplasms | 174 |
| Melanoma | 168 |
| Prostatic Neoplasms | 166 |
| Lymphoma | 144 |
| Leukemia | 143 |
Trials
Showing 1 to 25 of 7,509. Each trial links to its page on Pharma Observatory.
7,409 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.