Clinical trials
Observational trials in Turkey (Türkiye) with unknown status
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
1,017 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2005 | 2 |
| 2006 | 1 |
| 2007 | 2 |
| 2008 | 3 |
| 2009 | 5 |
| 2010 | 11 |
| 2011 | 14 |
| 2012 | 7 |
| 2013 | 22 |
| 2014 | 12 |
| 2015 | 15 |
| 2016 | 24 |
| 2017 | 30 |
| 2018 | 59 |
| 2019 | 92 |
| 2020 | 125 |
| 2021 | 154 |
| 2022 | 166 |
| 2023 | 175 |
| 2024 | 96 |
| 2025 | 1 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Unknown status | 1,017 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Hacettepe University | 68 |
| Marmara University | 50 |
| Gazi University | 25 |
| Ankara City Hospital Bilkent | 24 |
| Istanbul University - Cerrahpasa | 22 |
| Istanbul Medeniyet University | 19 |
| Ankara University | 18 |
| Saglik Bilimleri Universitesi | 17 |
| Gaziosmanpasa Research and Education Hospital | 15 |
| Istanbul University | 15 |
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 | 45 |
| Pain | 23 |
| Cerebral Palsy | 21 |
| Stroke | 18 |
| Anxiety Disorders | 17 |
| Obesity | 17 |
| Chronic Pain | 16 |
| Infertility | 16 |
| Premature Birth | 15 |
| Postoperative Complications | 14 |
Trials
Showing 1 to 25 of 1,017. Each trial links to its page on Pharma Observatory.
917 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.
Go deeper on Pharma Observatory
Pharma Observatory connects clinical trials, sponsors, sites and investigators in one searchable platform.