Clinical trials
Trials in Turkey (Türkiye)
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
26,750 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 | 1,575 |
| 2020 | 1,689 |
| 2021 | 2,355 |
| 2022 | 2,768 |
| 2023 | 3,123 |
| 2024 | 3,632 |
| 2025 | 3,913 |
| 2026 | 2,829 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 17,933 |
| Unknown status | 2,722 |
| Recruiting | 2,556 |
| Not yet recruiting | 1,364 |
| Active, not recruiting | 1,259 |
| Enrolling by invitation | 407 |
| Terminated | 381 |
| Withdrawn | 81 |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 | 527 |
| Gazi University | 481 |
| Istanbul University | 424 |
| Ankara City Hospital Bilkent | 407 |
| Saglik Bilimleri Universitesi | 402 |
| 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 | 1,598 |
| Anxiety Disorders | 1,217 |
| Postoperative Pain | 1,039 |
| Agnosia | 456 |
| Stroke | 439 |
| COVID-19 | 415 |
| Sleep Initiation and Maintenance Disorders | 376 |
| Breast Neoplasms | 365 |
| Obesity | 344 |
| Diabetes Mellitus, Type 2 | 328 |
Trials
Showing 1 to 25 of 26,750. Each trial links to its page on Pharma Observatory.
26,650 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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