Clinical trials
Asthma trials in the United States with no applicable phase
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
423 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2001 | 7 |
| 2002 | 5 |
| 2003 | 11 |
| 2004 | 11 |
| 2005 | 9 |
| 2006 | 23 |
| 2007 | 14 |
| 2008 | 23 |
| 2009 | 28 |
| 2010 | 16 |
| 2011 | 16 |
| 2012 | 24 |
| 2013 | 16 |
| 2014 | 18 |
| 2015 | 32 |
| 2016 | 22 |
| 2017 | 23 |
| 2018 | 20 |
| 2019 | 23 |
| 2020 | 14 |
| 2021 | 14 |
| 2022 | 9 |
| 2023 | 9 |
| 2024 | 13 |
| 2025 | 7 |
| 2026 | 12 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 326 |
| Recruiting | 24 |
| Terminated | 24 |
| Withdrawn | 18 |
| Unknown status | 17 |
| Active, not recruiting | 9 |
| Not yet recruiting | 3 |
| Suspended | 1 |
| Enrolling by invitation | 1 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Brigham and Women's Hospital | 16 |
| Johns Hopkins University | 15 |
| Montefiore Medical Center | 11 |
| University of Rochester | 11 |
| Columbia University | 10 |
| Children's Hospital Medical Center, Cincinnati | 9 |
| University of California, San Francisco | 9 |
| University of Michigan | 9 |
| University of Florida | 8 |
| Arkansas Children's Hospital Research Institute | 7 |
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 | 423 |
| Pulmonary Disease, Chronic Obstructive | 37 |
| Obesity | 20 |
| Heart Failure | 16 |
| Hypersensitivity | 14 |
| Lung Diseases | 14 |
| Diabetes Mellitus | 13 |
| Hypertension | 13 |
| Emergencies | 10 |
| Pneumonia | 7 |
Trials
Showing 1 to 25 of 423. Each trial links to its page on Pharma Observatory.
323 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.