Clinical trials
Trials in Turkey (Türkiye)
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
26,799 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 6 |
| 2001 | 14 |
| 2002 | 27 |
| 2003 | 50 |
| 2004 | 57 |
| 2005 | 59 |
| 2006 | 99 |
| 2007 | 104 |
| 2008 | 160 |
| 2009 | 149 |
| 2010 | 176 |
| 2011 | 207 |
| 2012 | 244 |
| 2013 | 315 |
| 2014 | 330 |
| 2015 | 345 |
| 2016 | 401 |
| 2017 | 771 |
| 2018 | 1,277 |
| 2019 | 1,576 |
| 2020 | 1,690 |
| 2021 | 2,359 |
| 2022 | 2,769 |
| 2023 | 3,124 |
| 2024 | 3,635 |
| 2025 | 3,921 |
| 2026 | 2,858 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 17,977 |
| Unknown status | 2,721 |
| Recruiting | 2,556 |
| Not yet recruiting | 1,371 |
| Active, not recruiting | 1,257 |
| Enrolling by invitation | 406 |
| Terminated | 383 |
| Withdrawn | 81 |
| Suspended | 28 |
| No longer available | 8 |
| Approved for marketing | 6 |
| Available | 4 |
| Temporarily not available | 1 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Hacettepe University | 879 |
| Istanbul University - Cerrahpasa | 636 |
| Marmara University | 528 |
| Gazi University | 481 |
| Istanbul University | 424 |
| Ankara City Hospital Bilkent | 407 |
| Saglik Bilimleri Universitesi | 405 |
| Ataturk University | 397 |
| Istanbul Medipol University Hospital | 342 |
| Inonu University | 332 |
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 |
|---|---|
| Pain | 1,599 |
| Anxiety Disorders | 1,219 |
| Postoperative Pain | 1,045 |
| Agnosia | 458 |
| Stroke | 441 |
| COVID-19 | 415 |
| Sleep Initiation and Maintenance Disorders | 377 |
| Breast Neoplasms | 366 |
| Obesity | 344 |
| Diabetes Mellitus, Type 2 | 328 |
Trials
Showing 76 to 100 of 26,799. Each trial links to its page on Pharma Observatory.
26,699 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.
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