Clinical trials
Signs and Symptoms, Respiratory trials in the United States
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
17 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2011 | 1 |
| 2012 | 1 |
| 2013 | 2 |
| 2014 | 1 |
| 2016 | 1 |
| 2017 | 2 |
| 2020 | 4 |
| 2022 | 2 |
| 2023 | 1 |
| 2025 | 1 |
| 2026 | 1 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 13 |
| Active, not recruiting | 2 |
| Not yet recruiting | 1 |
| Recruiting | 1 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Bellus Health Inc. - a GSK company | 2 |
| Merck Sharp & Dohme LLC | 2 |
| Stony Brook University | 2 |
| Aerocrine AB | 1 |
| Baylor Research Institute | 1 |
| CHRISTUS Health | 1 |
| ImThera Medical, Inc. | 1 |
| Intermountain Health Care, Inc. | 1 |
| Johns Hopkins University | 1 |
| The Better Brand 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 |
|---|---|
| Signs and Symptoms, Respiratory | 17 |
| Respiration Disorders | 6 |
| Respiratory Tract Diseases | 6 |
| Cough | 5 |
| Chronic Cough | 4 |
| Dyspnea | 3 |
| Pulmonary Disease, Chronic Obstructive | 3 |
| Signs and Symptoms | 3 |
| Apnea | 2 |
| Asthma | 2 |
Trials
Showing 1 to 17 of 17. 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
Pharma Observatory connects clinical trials, sponsors, sites and investigators in one searchable platform.