Clinical trials
Trial Insights
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
610,048 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 2,336 |
| 2001 | 2,910 |
| 2002 | 4,131 |
| 2003 | 5,672 |
| 2004 | 7,484 |
| 2005 | 9,346 |
| 2006 | 11,332 |
| 2007 | 12,971 |
| 2008 | 14,980 |
| 2009 | 16,316 |
| 2010 | 17,523 |
| 2011 | 18,383 |
| 2012 | 19,469 |
| 2013 | 20,348 |
| 2014 | 22,659 |
| 2015 | 24,446 |
| 2016 | 26,513 |
| 2017 | 27,989 |
| 2018 | 30,234 |
| 2019 | 32,028 |
| 2020 | 33,633 |
| 2021 | 38,610 |
| 2022 | 37,742 |
| 2023 | 39,419 |
| 2024 | 40,798 |
| 2025 | 40,430 |
| 2026 | 38,093 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 333,842 |
| Unknown status | 94,391 |
| Recruiting | 66,970 |
| Terminated | 34,649 |
| Not yet recruiting | 31,285 |
| Active, not recruiting | 22,706 |
| Withdrawn | 16,942 |
| Enrolling by invitation | 5,432 |
| Suspended | 1,769 |
| Withheld | 987 |
| No longer available | 544 |
| Available | 249 |
| Approved for marketing | 245 |
| Temporarily not available | 37 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Assiut University | 5,065 |
| Cairo University | 4,924 |
| GlaxoSmithKline | 3,649 |
| Assistance Publique - Hôpitaux de Paris | 3,583 |
| National Cancer Institute (NCI) | 3,555 |
| AstraZeneca | 3,495 |
| Pfizer | 3,330 |
| Mayo Clinic | 3,267 |
| M.D. Anderson Cancer Center | 3,046 |
| Novartis Pharmaceuticals | 2,714 |
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 | 13,521 |
| Obesity | 11,368 |
| Neoplasms | 10,799 |
| Diabetes Mellitus, Type 2 | 10,015 |
| Pain | 9,107 |
| Diabetes Mellitus | 8,224 |
| Stroke | 7,829 |
| COVID-19 | 7,572 |
| Anxiety Disorders | 7,184 |
| Carcinoma, Non-Small-Cell Lung | 7,089 |
Trials
Showing 1 to 25 of 610,048. Each trial links to its page on Pharma Observatory.
609,948 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.