Clinical trials
Phase 1 Asthma trials in the United States
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
123 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2001 | 1 |
| 2002 | 1 |
| 2004 | 1 |
| 2005 | 2 |
| 2006 | 8 |
| 2007 | 8 |
| 2008 | 11 |
| 2009 | 5 |
| 2010 | 10 |
| 2011 | 4 |
| 2012 | 4 |
| 2013 | 8 |
| 2014 | 4 |
| 2015 | 3 |
| 2016 | 8 |
| 2017 | 4 |
| 2018 | 3 |
| 2019 | 8 |
| 2020 | 3 |
| 2021 | 5 |
| 2022 | 3 |
| 2023 | 3 |
| 2024 | 4 |
| 2025 | 4 |
| 2026 | 7 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 90 |
| Terminated | 13 |
| Recruiting | 8 |
| Active, not recruiting | 4 |
| Not yet recruiting | 3 |
| Unknown status | 2 |
| Withdrawn | 2 |
| Enrolling by invitation | 1 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| University of North Carolina, Chapel Hill | 9 |
| AstraZeneca | 8 |
| GlaxoSmithKline | 8 |
| MedImmune LLC | 5 |
| Teva Branded Pharmaceutical Products R&D, Inc. | 5 |
| Amgen | 4 |
| National Institute of Allergy and Infectious Diseases (NIAID) | 4 |
| Roxane Laboratories | 4 |
| Hal C Charles | 3 |
| John Sundy | 3 |
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 |
|---|---|
| Asthma | 123 |
| Hypersensitivity | 12 |
| Pulmonary Disease, Chronic Obstructive | 12 |
| Inflammation | 6 |
| Rhinitis, Allergic | 4 |
| Cystic Fibrosis | 3 |
| Rhinitis, Allergic, Perennial | 3 |
| Disease | 2 |
| Emphysema | 2 |
| Lung Diseases | 2 |
Trials
Showing 1 to 25 of 123. Each trial links to its page on Pharma Observatory.
23 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.