Clinical trials
Phase 4 trials in South Korea
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
1,585 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 1 |
| 2001 | 2 |
| 2002 | 2 |
| 2003 | 13 |
| 2004 | 20 |
| 2005 | 30 |
| 2006 | 47 |
| 2007 | 60 |
| 2008 | 81 |
| 2009 | 107 |
| 2010 | 127 |
| 2011 | 115 |
| 2012 | 117 |
| 2013 | 93 |
| 2014 | 88 |
| 2015 | 98 |
| 2016 | 93 |
| 2017 | 64 |
| 2018 | 59 |
| 2019 | 51 |
| 2020 | 47 |
| 2021 | 48 |
| 2022 | 54 |
| 2023 | 52 |
| 2024 | 30 |
| 2025 | 41 |
| 2026 | 37 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 1,012 |
| Unknown status | 338 |
| Recruiting | 90 |
| Terminated | 70 |
| Not yet recruiting | 31 |
| Active, not recruiting | 29 |
| Withdrawn | 13 |
| Enrolling by invitation | 2 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Seoul National University Hospital | 194 |
| Yonsei University | 180 |
| Asan Medical Center | 63 |
| Samsung Medical Center | 60 |
| Seoul National University Bundang Hospital | 58 |
| Chong Kun Dang Pharmaceutical | 34 |
| Seung-Jung Park | 30 |
| Ajou University School of Medicine | 28 |
| Korea University Anam Hospital | 25 |
| Sanofi | 24 |
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 |
|---|---|
| Diabetes Mellitus, Type 2 | 111 |
| Coronary Artery Disease | 94 |
| Hypertension | 59 |
| Diabetes Mellitus | 48 |
| Hepatitis B, Chronic | 47 |
| Schizophrenia | 27 |
| Acute Coronary Syndrome | 25 |
| Osteoarthritis | 25 |
| Atrial Fibrillation | 21 |
| Dyslipidemias | 21 |
Trials
Showing 76 to 100 of 1,585. Each trial links to its page on Pharma Observatory.
1,485 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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