Clinical trials
Phase 1 Influenza, Human trials
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
294 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2004 | 1 |
| 2005 | 8 |
| 2006 | 10 |
| 2007 | 13 |
| 2008 | 19 |
| 2009 | 15 |
| 2010 | 18 |
| 2011 | 22 |
| 2012 | 22 |
| 2013 | 14 |
| 2014 | 16 |
| 2015 | 12 |
| 2016 | 12 |
| 2017 | 10 |
| 2018 | 10 |
| 2019 | 12 |
| 2020 | 6 |
| 2021 | 8 |
| 2022 | 16 |
| 2023 | 12 |
| 2024 | 8 |
| 2025 | 15 |
| 2026 | 12 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 244 |
| Recruiting | 13 |
| Withdrawn | 10 |
| Unknown status | 8 |
| Terminated | 7 |
| Active, not recruiting | 6 |
| Not yet recruiting | 5 |
| Enrolling by invitation | 1 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| National Institute of Allergy and Infectious Diseases (NIAID) | 69 |
| GlaxoSmithKline | 21 |
| VaxInnate Corporation | 8 |
| Sanofi Pasteur, a Sanofi Company | 7 |
| Seqirus | 6 |
| ModernaTX, Inc. | 5 |
| PATH | 5 |
| Stanford University | 5 |
| University of Oxford | 5 |
| Crucell Holland BV | 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 |
|---|---|
| Influenza, Human | 294 |
| Virus Diseases | 30 |
| Influenza in Birds | 26 |
| COVID-19 | 7 |
| Orthomyxoviridae Infections | 5 |
| Respiratory Tract Infections | 5 |
| Respiratory Tract Diseases | 4 |
| Infections | 3 |
| RNA Virus Infections | 3 |
| Coronavirus Infections | 2 |
Trials
Showing 76 to 100 of 294. Each trial links to its page on Pharma Observatory.
194 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
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