Clinical trials
Phase 4 Respiratory Tract Diseases trials with unknown status
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
3 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2009 | 2 |
| 2011 | 1 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Unknown status | 3 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| InCor Heart Institute | 1 |
| University of Modena and Reggio Emilia | 1 |
| University of Sao Paulo | 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 Diseases | 3 |
| Cardiovascular Diseases | 1 |
| Cystic Fibrosis | 1 |
| Death | 1 |
| Hyperoxia | 1 |
| Immune System Diseases | 1 |
| Nervous System Diseases | 1 |
| Pulmonary Disease, Chronic Obstructive | 1 |
| Pulmonary Fibrosis | 1 |
| Retinal Diseases | 1 |
Trials
Showing 1 to 3 of 3. 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.