Clinical trials
Completed Observational Disease trials
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
450 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 3 |
| 2001 | 1 |
| 2003 | 5 |
| 2004 | 5 |
| 2005 | 4 |
| 2006 | 8 |
| 2007 | 8 |
| 2008 | 15 |
| 2009 | 24 |
| 2010 | 12 |
| 2011 | 14 |
| 2012 | 10 |
| 2013 | 19 |
| 2014 | 16 |
| 2015 | 24 |
| 2016 | 25 |
| 2017 | 35 |
| 2018 | 25 |
| 2019 | 29 |
| 2020 | 25 |
| 2021 | 46 |
| 2022 | 32 |
| 2023 | 27 |
| 2024 | 17 |
| 2025 | 12 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 450 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Assistance Publique - Hôpitaux de Paris | 8 |
| Beckman Coulter, Inc. | 5 |
| Central Hospital, Nancy, France | 5 |
| Deep Learning Institute of Radiological Sciences | 5 |
| Foundation for Innovative New Diagnostics, Switzerland | 5 |
| Maastricht University Medical Center | 5 |
| Nantes University Hospital | 5 |
| Duke University | 4 |
| University of Monastir | 4 |
| University of Southern Denmark | 4 |
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 |
|---|---|
| Disease | 450 |
| Sepsis | 22 |
| COVID-19 | 16 |
| Emergencies | 15 |
| Heart Failure | 14 |
| Infections | 14 |
| Alzheimer Disease | 13 |
| Asthma | 12 |
| Cognitive Dysfunction | 11 |
| Parkinson Disease | 11 |
Trials
Showing 1 to 25 of 450. Each trial links to its page on Pharma Observatory.
350 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.
No changes to these trials in the last 7 days.
Go deeper on Pharma Observatory
Pharma Observatory connects clinical trials, sponsors, sites and investigators in one searchable platform.