Clinical trials
Terminated trials in Turkey (Türkiye)
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
383 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2001 | 2 |
| 2002 | 2 |
| 2003 | 2 |
| 2005 | 3 |
| 2006 | 14 |
| 2007 | 10 |
| 2008 | 11 |
| 2009 | 8 |
| 2010 | 6 |
| 2011 | 11 |
| 2012 | 10 |
| 2013 | 12 |
| 2014 | 24 |
| 2015 | 11 |
| 2016 | 20 |
| 2017 | 16 |
| 2018 | 39 |
| 2019 | 27 |
| 2020 | 33 |
| 2021 | 48 |
| 2022 | 28 |
| 2023 | 29 |
| 2024 | 12 |
| 2025 | 2 |
| 2026 | 1 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Terminated | 383 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Novartis Pharmaceuticals | 34 |
| Hoffmann-La Roche | 30 |
| Pfizer | 23 |
| Sanofi | 18 |
| Merck Sharp & Dohme LLC | 11 |
| Amgen | 10 |
| AstraZeneca | 7 |
| Celgene | 7 |
| Janssen Research & Development, LLC | 7 |
| Novo Nordisk A/S | 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 |
|---|---|
| Carcinoma, Non-Small-Cell Lung | 15 |
| Crohn Disease | 14 |
| COVID-19 | 12 |
| Diabetes Mellitus, Type 2 | 11 |
| Hemophilia A | 10 |
| Alzheimer Disease | 8 |
| Colitis, Ulcerative | 8 |
| Stroke | 8 |
| Anemia, Sickle Cell | 7 |
| Asthma | 7 |
Trials
Showing 1 to 25 of 383. Each trial links to its page on Pharma Observatory.
283 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.