Clinical trials
Influenza, Human trials with no applicable phase
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
326 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2004 | 3 |
| 2005 | 8 |
| 2006 | 7 |
| 2007 | 10 |
| 2008 | 11 |
| 2009 | 24 |
| 2010 | 18 |
| 2011 | 13 |
| 2012 | 16 |
| 2013 | 16 |
| 2014 | 11 |
| 2015 | 6 |
| 2016 | 19 |
| 2017 | 13 |
| 2018 | 14 |
| 2019 | 11 |
| 2020 | 19 |
| 2021 | 9 |
| 2022 | 21 |
| 2023 | 19 |
| 2024 | 19 |
| 2025 | 20 |
| 2026 | 18 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 234 |
| Unknown status | 29 |
| Recruiting | 19 |
| Terminated | 12 |
| Not yet recruiting | 12 |
| Active, not recruiting | 9 |
| Withdrawn | 6 |
| Enrolling by invitation | 5 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Columbia University | 12 |
| University of California, Los Angeles | 11 |
| Emory University | 9 |
| Geisinger Clinic | 8 |
| The University of Hong Kong | 8 |
| Fluart Innovative Vaccine Ltd, Hungary | 6 |
| Hospices Civils de Lyon | 6 |
| National Institute of Allergy and Infectious Diseases (NIAID) | 6 |
| University of Pennsylvania | 6 |
| Kaiser Permanente | 5 |
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 | 326 |
| COVID-19 | 31 |
| Respiratory Tract Infections | 22 |
| Common Cold | 17 |
| Infections | 11 |
| Pneumonia | 9 |
| Whooping Cough | 7 |
| Heart Failure | 6 |
| Virus Diseases | 6 |
| Orthomyxoviridae Infections | 5 |
Trials
Showing 51 to 75 of 326. Each trial links to its page on Pharma Observatory.
226 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.
Go deeper on Pharma Observatory
Pharma Observatory connects clinical trials, sponsors, sites and investigators in one searchable platform.