Ireland
--:--IST
Priya Life Science Clinical trial register
Trackers› Clinical trials› Busan
Clinical trial register · South Korea

Clinical Trials in Busan, 2026

Every study on the ClinicalTrials.gov registry that lists a site in South Korea and is open, about to open, active-but-closed, or enrolling by invitation. Filter it, cite it, and take it away as a file.

Download CSV
Source: ClinicalTrials.gov, U.S. National Library of Medicine. Complete coverage — all 3365 matching records held by the registry are in this view. Synced 11 Oct 2026, 03:17 UTC
3365
Studies in scope
all four open statuses
1831
Recruiting now
open to new participants
500
Lead sponsors
across recruiting studies
Top sites
Seoul 82 Busan 30 Daegu 24 Gyeonggi-do 22 Goyang-si 20
Narrow the registerReset
Recruitment status
Phase
Site location
Seoul82 Busan30 Daegu24 Gyeonggi-do22 Goyang-si20
All 33 locations
Target enrolment
to

Trials with a site in Busan

30 of 3365 studies
Download
Status
Study
Lead sponsor
Phase
Enrol
Sites in South Korea
Start
Recruiting
Janssen Research & Development, LLC
Phase 2
68
Buk Gu, Busan, Seoul
2026-07-28
Recruiting
Janssen Research & Development, LLC
Phase 3
644
Busan, Daejeon, Gangnam Gu, Seoul
2026-05-23
Recruiting
Janssen Research & Development, LLC
Phase 3
460
Busan, Daejeon, Gangnam Gu, Seoul
2026-05-22
Recruiting
Janssen Research & Development, LLC
Phase 3
600
Busan, Gwangju, Gyeonggi-do, Seoul, Suwon
2026-03-05
Recruiting
Janssen Research & Development, LLC
Phase 2/3
1,092
Busan, Daegu, Daejeon, Dongdaemun-gu, Seongnam-si, Seoul, Suwon
2025-10-03
Recruiting
Janssen Research & Development, LLC
Phase 3
882
Busan, Daegu, Daejeon, Seoul, Suwon
2025-10-01
Recruiting
Janssen Research & Development, LLC
Phase 3
120
Busan, Daegu, Seoul
2024-03-13
Active, closed
Janssen Research & Development, LLC
Phase 3
774
Busan, Seongnam-si, Seoul
2024-01-17
Active, closed
Janssen Research & Development, LLC
Phase 3
311
Busan, Seongnam-si, Seoul
2023-10-12
Active, closed
Janssen Research & Development, LLC
Phase 3
20,284
Anyang-si, Busan, Cheonan-si, Cheongju-si, Chuncheon, Daegu, Daejeon, Goyang-si
2023-04-11
Active, closed
Janssen Research & Development, LLC
Phase 3
1,135
Busan, Cheongju-si, Daegu, Gyeonggi-do, Jeollanam-do, Seoul
2023-03-23
Active, closed
Janssen Research & Development, LLC
Phase 3
12,523
Anyang-si, Busan, Daegu, Daejeon, Goyang-si, Gwangju, Incheon, Jeju Special
2023-02-15
Active, closed
Janssen Research & Development, LLC
Phase 3
213
Busan, Goyang-si, Hwasun, Seongnam, Seoul
2022-12-15
Active, closed
Janssen Research & Development, LLC
Phase 2
577
Busan, Daegu, Gwangju, Gyeonggi-do, Hwaseong-si, Seoul, Suwon, Wŏnju
2022-09-19
Active, closed
Janssen Research & Development, LLC
Phase 3
418
Busan, Daegu, Goyang-si, Gwangju, Gyeonggi-do, Seoul, Suwon
2022-09-13
Active, closed
Janssen Research & Development, LLC
Phase 2
703
Busan, Daegu, Goyang-si, Gwangju, Hwaseong-si, Seongnam-si, Seoul, Suwon
2022-07-22
Active, closed
Janssen Research & Development, LLC
Phase 3
350
Busan, Daegu, Daejeon, Dongdaemun-gu, Goyang-si, Gwangju, Gyeonggi-do, Seoul
2022-01-19
Recruiting
Janssen Research & Development, LLC
Phase 3
199
Busan, Daegu, Seoul
2021-07-15
Active, closed
Janssen Research & Development, LLC
Phase 3
518
Busan, Daegu, Gangnam Gu, Goyang-si, Hwasun-gun, Namdong, Seoul, Yangsan
2020-12-07
Active, closed
Janssen Research & Development, LLC
Phase 3
308
Busan, Gyeonggi-do, Gyeongsangnam-do, Jeollanam-do, Seongnam-si, Seoul
2020-10-13
Active, closed
Janssen Research & Development, LLC
Phase 3
1,074
Busan, Cheongju-si, Seongnam-si, Seoul
2020-09-30
Active, closed
Janssen Research & Development, LLC
Phase 2/3
1,064
Busan, Daegu, Gyeonggi-do, Incheon, Seongnam-si, Seoul, Suwon
2019-09-26
Active, closed
Janssen Research & Development, LLC
Phase 3
765
Busan, Daegu, Daejeon, Gwangju, Gyeonggi-do, Seongnam-si, Seoul
2019-01-25
Active, closed
Janssen Research & Development, LLC
Phase 2/3
1,409
Ansan-si, Busan, Daegu, Gyeonggi-do, Hwaseong-si, Seongnam, Seongnam-si, Seoul
2018-04-13
Active, closed
Janssen Research & Development, LLC
Phase 3
629
Busan, Daejeon, Goyang-si, Gwangju, Gyeonggi-do, Incheon, Seoul, Wŏnju
2018-03-23
Rows per page Showing 1–30 of 30
1
Cite this view

Priya Life Science (2026). Clinical trial register: studies with a South Korean investigative site, filtered. Derived from ClinicalTrials.gov. Retrieved 11 October 2026. https://priyalifescience.com/clinical-trials-south-korea/city/busan

Query this register directly
GET /api/trials?country=in&status=recruiting&format=json Try it now →

About this register

This register is built from ClinicalTrials.gov, the trial registry run by the U.S. National Library of Medicine. It includes every study on the registry that lists at least one investigative site in South Korea and is recruiting, not yet recruiting, active but no longer recruiting, or enrolling by invitation: 3,365 studies in total at the last sync on 11 Oct 2026, 03:17 UTC. The full list can be downloaded as CSV or queried as JSON through the register API.

This page shows the 30 of those studies with a site in Busan that also match the filters currently applied.

How many clinical trials are recruiting in Busan?

9 of the 30 studies on this page are recruiting new participants as of the 11 Oct 2026, 03:17 UTC sync. A further 0 have not yet opened recruitment, 21 are active but closed to new participants, and 0 are enrolling by invitation only. Eligibility for any study is decided by its study team.

Summary by phase

Studies by phase (Busan), 30 studies
PhaseStudiesRecruitingShare
Phase 323776.7%
Phase 24113.3%
Phase 2/33110%

Most active sponsors

Lead sponsors with the most studies (Busan)
Lead sponsorStudiesRecruiting
Janssen Research & Development, LLC309
Listing here is informational and not medical advice; eligibility is determined by each study team. See also the Ireland, UK, EU, USA and China registers.