Clinical trials
Phase 2 Respiratory Tract Infections trials
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
70 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2003 | 1 |
| 2005 | 1 |
| 2007 | 1 |
| 2008 | 2 |
| 2009 | 5 |
| 2010 | 5 |
| 2011 | 5 |
| 2012 | 5 |
| 2013 | 4 |
| 2014 | 5 |
| 2015 | 2 |
| 2016 | 2 |
| 2017 | 4 |
| 2018 | 3 |
| 2019 | 4 |
| 2020 | 6 |
| 2021 | 2 |
| 2022 | 3 |
| 2023 | 4 |
| 2024 | 2 |
| 2025 | 3 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 47 |
| Terminated | 9 |
| Withdrawn | 5 |
| Active, not recruiting | 4 |
| Unknown status | 3 |
| Suspended | 1 |
| Recruiting | 1 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Medicago | 6 |
| Pfizer | 6 |
| Cardeas Pharma | 2 |
| Insmed Incorporated | 2 |
| Queen Mary University of London | 2 |
| Seqirus | 2 |
| ADMA Biologics, Inc. | 1 |
| Afexa Life Sciences Inc | 1 |
| Ainos, Inc. (f/k/a Amarillo Biosciences Inc. | 1 |
| Altesa Biosciences, Inc. | 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 |
|---|---|
| Respiratory Tract Infections | 70 |
| Respiratory Tract Diseases | 21 |
| Virus Diseases | 20 |
| Influenza, Human | 15 |
| Infections | 13 |
| RNA Virus Infections | 12 |
| Orthomyxoviridae Infections | 10 |
| COVID-19 | 7 |
| Lung Diseases | 7 |
| Pneumonia | 7 |
Trials
Showing 1 to 25 of 70. 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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