Clinical trials
Completed Pulmonary Disease, Chronic Obstructive trials in Bulgaria
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
81 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 1 |
| 2005 | 4 |
| 2006 | 2 |
| 2007 | 1 |
| 2008 | 4 |
| 2009 | 3 |
| 2010 | 6 |
| 2011 | 8 |
| 2012 | 7 |
| 2013 | 5 |
| 2014 | 7 |
| 2015 | 5 |
| 2016 | 2 |
| 2017 | 3 |
| 2018 | 2 |
| 2019 | 3 |
| 2020 | 4 |
| 2021 | 2 |
| 2022 | 6 |
| 2023 | 2 |
| 2024 | 3 |
| 2025 | 1 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 81 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| AstraZeneca | 26 |
| GlaxoSmithKline | 12 |
| Chiesi Farmaceutici S.p.A. | 8 |
| Novartis Pharmaceuticals | 7 |
| Boehringer Ingelheim | 6 |
| Sanofi | 5 |
| Pfizer | 3 |
| Verona Pharma, Inc., a subsidiary of Merck & Co., Inc. (Rahway, New Jersey USA | 3 |
| MedImmune LLC | 2 |
| Mereo BioPharma | 2 |
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 |
|---|---|
| Pulmonary Disease, Chronic Obstructive | 81 |
| Lung Diseases | 5 |
| Asthma | 3 |
| Emphysema | 3 |
| Lung Diseases, Obstructive | 3 |
| Respiration Disorders | 3 |
| Bronchiolitis Obliterans Syndrome | 2 |
| Respiratory Tract Diseases | 2 |
| Bronchial Diseases | 1 |
| Bronchitis | 1 |
Trials
Showing 1 to 25 of 81. 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.