Clinical trials
Completed Observational trials in South Korea
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
1,674 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 2 |
| 2001 | 3 |
| 2002 | 1 |
| 2003 | 11 |
| 2004 | 17 |
| 2005 | 17 |
| 2006 | 33 |
| 2007 | 43 |
| 2008 | 59 |
| 2009 | 75 |
| 2010 | 97 |
| 2011 | 103 |
| 2012 | 98 |
| 2013 | 89 |
| 2014 | 98 |
| 2015 | 101 |
| 2016 | 92 |
| 2017 | 109 |
| 2018 | 120 |
| 2019 | 99 |
| 2020 | 92 |
| 2021 | 106 |
| 2022 | 78 |
| 2023 | 47 |
| 2024 | 42 |
| 2025 | 28 |
| 2026 | 6 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 1,674 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Seoul National University Hospital | 197 |
| Yonsei University | 152 |
| Samsung Medical Center | 124 |
| Asan Medical Center | 71 |
| AstraZeneca | 61 |
| Seoul National University Bundang Hospital | 59 |
| Bayer | 41 |
| Pfizer | 39 |
| GlaxoSmithKline | 31 |
| Boehringer Ingelheim | 25 |
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 |
|---|---|
| Coronary Artery Disease | 64 |
| Diabetes Mellitus, Type 2 | 48 |
| Breast Neoplasms | 43 |
| Stomach Neoplasms | 36 |
| Diabetes Mellitus | 34 |
| Atrial Fibrillation | 29 |
| Hypertension | 29 |
| Stroke | 29 |
| Carcinoma, Hepatocellular | 26 |
| Acute Kidney Injury | 23 |
Trials
Showing 1 to 25 of 1,674. Each trial links to its page on Pharma Observatory.
1,574 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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