Clinical trials
Completed Observational trials in Turkey (Türkiye)
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
5,171 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 1 |
| 2002 | 5 |
| 2003 | 4 |
| 2004 | 9 |
| 2005 | 5 |
| 2006 | 4 |
| 2007 | 7 |
| 2008 | 23 |
| 2009 | 22 |
| 2010 | 31 |
| 2011 | 40 |
| 2012 | 56 |
| 2013 | 44 |
| 2014 | 61 |
| 2015 | 64 |
| 2016 | 92 |
| 2017 | 199 |
| 2018 | 312 |
| 2019 | 393 |
| 2020 | 505 |
| 2021 | 550 |
| 2022 | 588 |
| 2023 | 592 |
| 2024 | 668 |
| 2025 | 677 |
| 2026 | 214 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 5,171 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Hacettepe University | 228 |
| Gazi University | 140 |
| Ankara City Hospital Bilkent | 131 |
| Marmara University | 114 |
| Kanuni Sultan Suleyman Training and Research Hospital | 113 |
| Istanbul University | 100 |
| Istanbul University - Cerrahpasa | 92 |
| Bezmialem Vakif University | 89 |
| Ankara University | 76 |
| Kutahya Health Sciences University | 56 |
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 |
|---|---|
| COVID-19 | 194 |
| Postoperative Pain | 142 |
| Pain | 137 |
| Obesity | 105 |
| Cerebral Palsy | 104 |
| Periodontitis | 103 |
| Anxiety Disorders | 100 |
| Stroke | 91 |
| Diabetes Mellitus | 73 |
| Multiple Sclerosis | 63 |
Trials
Showing 1 to 25 of 5,171. Each trial links to its page on Pharma Observatory.
5,071 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
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