Clinical trials
Observational Virus Diseases trials
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
170 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 2 |
| 2001 | 2 |
| 2002 | 4 |
| 2003 | 3 |
| 2004 | 1 |
| 2005 | 1 |
| 2007 | 1 |
| 2008 | 2 |
| 2009 | 5 |
| 2010 | 4 |
| 2011 | 4 |
| 2012 | 5 |
| 2013 | 3 |
| 2014 | 2 |
| 2015 | 1 |
| 2016 | 2 |
| 2017 | 3 |
| 2018 | 3 |
| 2019 | 4 |
| 2020 | 46 |
| 2021 | 12 |
| 2022 | 19 |
| 2023 | 10 |
| 2024 | 10 |
| 2025 | 9 |
| 2026 | 6 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 92 |
| Unknown status | 39 |
| Recruiting | 18 |
| Active, not recruiting | 7 |
| Terminated | 6 |
| Not yet recruiting | 5 |
| Withdrawn | 2 |
| Enrolling by invitation | 1 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| ModernaTX, Inc. | 10 |
| National Institute of Allergy and Infectious Diseases (NIAID) | 8 |
| Assistance Publique - Hôpitaux de Paris | 7 |
| National Cancer Institute (NCI) | 6 |
| Hospices Civils de Lyon | 4 |
| Chinese University of Hong Kong | 3 |
| IRCCS Azienda Ospedaliero-Universitaria di Bologna | 3 |
| National Heart, Lung, and Blood Institute (NHLBI) | 3 |
| Rigshospitalet, Denmark | 3 |
| University Hospital, Lille | 3 |
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 |
|---|---|
| Virus Diseases | 170 |
| COVID-19 | 41 |
| Bacterial Infections | 25 |
| Coronavirus Infections | 25 |
| Infections | 24 |
| Respiratory Tract Infections | 18 |
| Influenza, Human | 11 |
| Fever | 7 |
| DNA Virus Infections | 6 |
| Pneumonia | 6 |
Trials
Showing 76 to 100 of 170. Each trial links to its page on Pharma Observatory.
70 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.