Clinical trials
Trials in South Korea
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
17,808 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 5 |
| 2001 | 19 |
| 2002 | 19 |
| 2003 | 78 |
| 2004 | 104 |
| 2005 | 152 |
| 2006 | 267 |
| 2007 | 353 |
| 2008 | 483 |
| 2009 | 585 |
| 2010 | 735 |
| 2011 | 787 |
| 2012 | 881 |
| 2013 | 914 |
| 2014 | 933 |
| 2015 | 922 |
| 2016 | 925 |
| 2017 | 1,004 |
| 2018 | 1,015 |
| 2019 | 968 |
| 2020 | 1,039 |
| 2021 | 1,163 |
| 2022 | 1,040 |
| 2023 | 1,001 |
| 2024 | 861 |
| 2025 | 847 |
| 2026 | 635 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 10,147 |
| Unknown status | 2,946 |
| Recruiting | 1,870 |
| Active, not recruiting | 1,159 |
| Terminated | 1,098 |
| Not yet recruiting | 285 |
| Withdrawn | 165 |
| Enrolling by invitation | 108 |
| Approved for marketing | 10 |
| Suspended | 9 |
| No longer available | 5 |
| Available | 4 |
| Temporarily not available | 2 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Seoul National University Hospital | 1,740 |
| Yonsei University | 1,288 |
| Samsung Medical Center | 920 |
| Asan Medical Center | 535 |
| AstraZeneca | 470 |
| Novartis Pharmaceuticals | 395 |
| Seoul National University Bundang Hospital | 341 |
| Pfizer | 329 |
| Hoffmann-La Roche | 323 |
| GlaxoSmithKline | 306 |
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 | 634 |
| Breast Neoplasms | 556 |
| Diabetes Mellitus, Type 2 | 535 |
| Stomach Neoplasms | 476 |
| Neoplasms | 404 |
| Coronary Artery Disease | 350 |
| Hypertension | 339 |
| Carcinoma, Hepatocellular | 276 |
| Colorectal Neoplasms | 269 |
| Neoplasm Metastasis | 258 |
Trials
Showing 1 to 25 of 17,808. Each trial links to its page on Pharma Observatory.
17,708 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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