Clinical trials
Terminated Phase 2 trials in Bulgaria
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
102 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2005 | 1 |
| 2006 | 1 |
| 2008 | 2 |
| 2009 | 1 |
| 2010 | 2 |
| 2011 | 4 |
| 2012 | 2 |
| 2013 | 7 |
| 2014 | 3 |
| 2015 | 4 |
| 2016 | 3 |
| 2017 | 8 |
| 2018 | 12 |
| 2019 | 8 |
| 2020 | 9 |
| 2021 | 10 |
| 2022 | 9 |
| 2023 | 9 |
| 2024 | 6 |
| 2025 | 1 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Terminated | 102 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Novartis Pharmaceuticals | 10 |
| AstraZeneca | 8 |
| Amgen | 6 |
| Pfizer | 5 |
| Sanofi | 4 |
| AbbVie | 3 |
| GlaxoSmithKline | 3 |
| H. Lundbeck A/S | 3 |
| Janssen Research & Development, LLC | 3 |
| Bayer | 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 |
|---|---|
| Colitis, Ulcerative | 11 |
| Arthritis, Rheumatoid | 6 |
| Asthma | 6 |
| Crohn Disease | 5 |
| Dermatitis, Atopic | 4 |
| Diabetes Mellitus | 4 |
| Heart Failure | 4 |
| Immune System Diseases | 4 |
| Schizophrenia | 4 |
| Arthritis, Psoriatic | 3 |
Trials
Showing 1 to 25 of 102. Each trial links to its page on Pharma Observatory.
2 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.
No changes to these trials in the last 7 days.
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