Clinical trials
Terminated Influenza, Human trials in the United States
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
45 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2004 | 1 |
| 2006 | 2 |
| 2008 | 3 |
| 2009 | 5 |
| 2010 | 3 |
| 2011 | 3 |
| 2012 | 3 |
| 2013 | 2 |
| 2014 | 2 |
| 2015 | 2 |
| 2016 | 1 |
| 2017 | 2 |
| 2018 | 3 |
| 2019 | 2 |
| 2020 | 1 |
| 2021 | 3 |
| 2022 | 3 |
| 2023 | 1 |
| 2024 | 2 |
| 2025 | 1 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Terminated | 45 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| National Institute of Allergy and Infectious Diseases (NIAID) | 8 |
| Stanford University | 4 |
| BioCryst Pharmaceuticals | 2 |
| Hoffmann-La Roche | 2 |
| Sanofi Pasteur, a Sanofi Company | 2 |
| AIM ImmunoTech Inc. | 1 |
| Apple Inc. | 1 |
| Biota Scientific Management Pty Ltd | 1 |
| Boston College | 1 |
| Denver Health and Hospital Authority | 1 |
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 | 45 |
| Respiratory Tract Infections | 3 |
| Coronavirus Infections | 2 |
| Orthomyxoviridae Infections | 2 |
| Adenoviridae Infections | 1 |
| Agammaglobulinemia | 1 |
| Argininosuccinic Aciduria | 1 |
| Brain Neoplasms | 1 |
| Bronchitis | 1 |
| COVID-19 | 1 |
Trials
Showing 1 to 25 of 45. Each trial links to its page 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.