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| Withdrawn | 6 |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 1 to 25 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.