Clinical trials
Observational Respiratory Tract Diseases trials with unknown status
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 |
|---|---|
| 2012 | 1 |
| 2020 | 4 |
| 2021 | 2 |
| 2022 | 4 |
| 2023 | 2 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Unknown status | 17 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| National Center for Research Resources (NCRR) | 4 |
| Beijing Children's Hospital | 2 |
| Blueprint Medicines Corporation | 1 |
| Centro Hospitalar Universitario do Algarve | 1 |
| Chiesi SAS | 1 |
| China-Japan Friendship Hospital | 1 |
| Convexity Scientific Inc | 1 |
| Direction Centrale du Service de Santé des Armées | 1 |
| Ludwig Boltzmann Institute for Lung Vascular Research | 1 |
| MedicAir Healthcare S.r.l. | 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 | 17 |
| Lung Diseases | 5 |
| Rare Diseases | 4 |
| Respiratory Tract Infections | 4 |
| Pulmonary Disease, Chronic Obstructive | 3 |
| Bronchial Diseases | 2 |
| Bronchiectasis | 2 |
| COVID-19 | 2 |
| Coronavirus Infections | 2 |
| Genetic Diseases, Inborn | 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.