Clinical trials
Withdrawn Influenza, Human trials
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
54 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2006 | 2 |
| 2007 | 1 |
| 2009 | 4 |
| 2010 | 8 |
| 2011 | 3 |
| 2012 | 3 |
| 2013 | 2 |
| 2014 | 5 |
| 2016 | 2 |
| 2019 | 5 |
| 2020 | 2 |
| 2022 | 2 |
| 2024 | 2 |
| 2025 | 4 |
| 2026 | 2 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Withdrawn | 54 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| National Institute of Allergy and Infectious Diseases (NIAID) | 9 |
| GlaxoSmithKline | 5 |
| Stanford University | 3 |
| BioCryst Pharmaceuticals | 2 |
| Centers for Disease Control and Prevention | 2 |
| Novavax | 2 |
| Seqirus | 2 |
| US Department of Veterans Affairs | 2 |
| Charles Drew University of Medicine and Science | 1 |
| Crucell Holland BV | 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 | 54 |
| COVID-19 | 6 |
| Pneumonia | 3 |
| Virus Diseases | 3 |
| Leukemia, Lymphocytic, Chronic, B-Cell | 2 |
| Aspergillosis | 1 |
| Breast Neoplasms | 1 |
| Candidemia | 1 |
| Candidiasis | 1 |
| Fever | 1 |
Trials
Showing 1 to 25 of 54. 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
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