Clinical trials
Recruiting trials
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
66,486 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 35 |
| 2001 | 39 |
| 2002 | 47 |
| 2003 | 42 |
| 2004 | 48 |
| 2005 | 50 |
| 2006 | 51 |
| 2007 | 69 |
| 2008 | 65 |
| 2009 | 86 |
| 2010 | 132 |
| 2011 | 129 |
| 2012 | 155 |
| 2013 | 218 |
| 2014 | 279 |
| 2015 | 352 |
| 2016 | 478 |
| 2017 | 615 |
| 2018 | 858 |
| 2019 | 1,271 |
| 2020 | 1,790 |
| 2021 | 2,961 |
| 2022 | 4,379 |
| 2023 | 7,457 |
| 2024 | 13,072 |
| 2025 | 17,743 |
| 2026 | 13,900 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Recruiting | 66,486 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Assistance Publique - Hôpitaux de Paris | 548 |
| M.D. Anderson Cancer Center | 508 |
| Mayo Clinic | 502 |
| Cairo University | 350 |
| Fudan University | 322 |
| Massachusetts General Hospital | 316 |
| Memorial Sloan Kettering Cancer Center | 310 |
| Sun Yat-sen University | 309 |
| Riphah International University | 302 |
| National Cancer Institute (NCI) | 298 |
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 | 1,820 |
| Neoplasms | 1,513 |
| Obesity | 1,151 |
| Stroke | 1,090 |
| Carcinoma, Non-Small-Cell Lung | 1,078 |
| Prostatic Neoplasms | 987 |
| Colorectal Neoplasms | 917 |
| Lung Neoplasms | 836 |
| Anxiety Disorders | 790 |
| Diabetes Mellitus, Type 2 | 722 |
Trials
Showing 1 to 25 of 66,486. Each trial links to its page on Pharma Observatory.
66,386 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.