Clinical trials
Bronchiolitis Obliterans Syndrome trials
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
702 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 2 |
| 2001 | 3 |
| 2002 | 1 |
| 2003 | 11 |
| 2004 | 11 |
| 2005 | 16 |
| 2006 | 20 |
| 2007 | 23 |
| 2008 | 27 |
| 2009 | 25 |
| 2010 | 34 |
| 2011 | 31 |
| 2012 | 37 |
| 2013 | 33 |
| 2014 | 28 |
| 2015 | 43 |
| 2016 | 35 |
| 2017 | 25 |
| 2018 | 25 |
| 2019 | 25 |
| 2020 | 28 |
| 2021 | 25 |
| 2022 | 25 |
| 2023 | 29 |
| 2024 | 48 |
| 2025 | 54 |
| 2026 | 35 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 383 |
| Recruiting | 90 |
| Unknown status | 79 |
| Terminated | 67 |
| Active, not recruiting | 36 |
| Withdrawn | 22 |
| Not yet recruiting | 19 |
| Enrolling by invitation | 4 |
| Suspended | 2 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Novartis Pharmaceuticals | 17 |
| Hoffmann-La Roche | 12 |
| Dana-Farber Cancer Institute | 11 |
| Fred Hutchinson Cancer Center | 11 |
| Incyte Corporation | 11 |
| National Cancer Institute (NCI) | 10 |
| AstraZeneca | 9 |
| Pfizer | 9 |
| Gilead Sciences | 8 |
| M.D. Anderson Cancer Center | 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 |
|---|---|
| Bronchiolitis Obliterans Syndrome | 702 |
| Pain | 51 |
| Graft vs Host Disease | 46 |
| Low Back Pain | 43 |
| Leukemia | 41 |
| Hepatitis C | 22 |
| Lymphoma, Follicular | 20 |
| Stroke | 20 |
| Leukemia, Lymphocytic, Chronic, B-Cell | 19 |
| Bronchiolitis Obliterans | 18 |
Trials
Showing 26 to 50 of 702. Each trial links to its page on Pharma Observatory.
602 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.