Clinical trials
Completed Virus Diseases trials
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
427 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 1 |
| 2001 | 2 |
| 2002 | 3 |
| 2003 | 5 |
| 2004 | 5 |
| 2005 | 6 |
| 2006 | 8 |
| 2007 | 12 |
| 2008 | 13 |
| 2009 | 23 |
| 2010 | 18 |
| 2011 | 20 |
| 2012 | 17 |
| 2013 | 25 |
| 2014 | 15 |
| 2015 | 13 |
| 2016 | 16 |
| 2017 | 10 |
| 2018 | 7 |
| 2019 | 16 |
| 2020 | 68 |
| 2021 | 39 |
| 2022 | 30 |
| 2023 | 25 |
| 2024 | 6 |
| 2025 | 6 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 427 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| National Institute of Allergy and Infectious Diseases (NIAID) | 47 |
| ModernaTX, Inc. | 36 |
| Crucell Holland BV | 18 |
| GlaxoSmithKline | 17 |
| Gilead Sciences | 12 |
| Medicago | 12 |
| National Center for Research Resources (NCRR) | 9 |
| Hospices Civils de Lyon | 6 |
| Merck Sharp & Dohme LLC | 6 |
| Seqirus | 6 |
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 | 427 |
| COVID-19 | 85 |
| Influenza, Human | 81 |
| Coronavirus Infections | 64 |
| Respiratory Tract Infections | 60 |
| RNA Virus Infections | 58 |
| Infections | 43 |
| Respiratory Tract Diseases | 30 |
| Bacterial Infections | 23 |
| Hepatitis C | 22 |
Trials
Showing 51 to 75 of 427. Each trial links to its page on Pharma Observatory.
327 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.