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Trackers› Clinical trials› Jeollanam-do
Clinical trial register · South Korea

Clinical Trials in Jeollanam-do, 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.

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Source: ClinicalTrials.gov, U.S. National Library of Medicine. Complete coverage — all 3401 matching records held by the registry are in this view. Synced 13 Nov 2026, 03:18 UTC
3401
Studies in scope
all four open statuses
1867
Recruiting now
open to new participants
507
Lead sponsors
across recruiting studies
Top sites
Seoul 2859 Daegu 553 Seongnam-si 482 Busan 469 Goyang-si 397
Narrow the registerReset
Recruitment status
Phase
Lead sponsor
Janssen Research & Development, LLC13 Hoffmann-La Roche10 Aragon Pharmaceuticals, Inc.2 Merck Sharp & Dohme LLC2 Bristol-Myers Squibb1 International Extranodal Lymphoma Study Group (IELSG)1 Yuhan Corporation1 Astellas Pharma Global Development, Inc.1 LeonaBio1 Astellas Pharma Korea, Inc.1
Site location
Seoul2859 Daegu553 Seongnam-si482 Busan469 Goyang-si397 Incheon349 Suwon337 Daejeon214 Gyeonggi-do211 Gwangju208 Seongnam206 Cheongju-si186 Yangsan123 Bucheon-si111 Jeonju92 Wŏnju90 Hwasun85 Ulsan81 Ansan-si61 Jinju55 Goyang52 Anyang-si52 Chuncheon48 Pusan42 Hwasun-gun41 Show all 259
All 259 locations
Target enrolment
to

Trials with a site in Jeollanam-do

33 of 3401 studies
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Status
Study
Lead sponsor
Phase
Enrol
Sites in South Korea
Start
Recruiting
Hoffmann-La Roche
Phase 3
400
Seongnam-si, Busan, Daegu, Daejeon, Gyeonggi-do, Incheon, Jeollanam-do, Seoul
2026-10-06
Recruiting
Janssen Research & Development, LLC
Phase 3
1,000
Gyeonggi-do, Jeollanam-do, Seoul, Ulsan
2026-09-09
Recruiting
Hoffmann-La Roche
Phase 3
380
Jeollanam-do, Seoul
2026-06-23
Active, closed
Janssen Research & Development, LLC
Phase 2
168
Jeollanam-do, Seoul
2026-02-08
Recruiting
Merck Sharp & Dohme LLC
Phase 3
675
Jeollanam-do, Yangsan, Busan, Daejeon, Seoul
2025-10-08
Recruiting
Yuhan Corporation
Phase 3
60
Gyeonggi-do, Jeollanam-do, Jeollabuk-do, Seoul
2024-12-04
Active, closed
Hoffmann-La Roche
Phase 3
338
Gyeonggi-do, Incheon, Jeollanam-do, Seongnam-si, Seoul
2024-09-23
Recruiting
International Extranodal Lymphoma Study Group (IELSG)
Observational
300
Jeollanam-do
2024-04-11
Active, closed
Janssen Research & Development, LLC
Phase 3
272
Chungcheongbuk Do, Daegu, Gyeonggi-do, Jeollanam-do, Seoul, Yangsan
2024-04-09
Active, closed
Janssen Research & Development, LLC
Phase 3
838
Busan, Jeollanam-do, Seoul, Ulsan
2024-01-22
Recruiting
Astellas Pharma Korea, Inc.
Observational
228
Goyang-si, Suwon, Jeollanam-do, Jeonju, Busan, Daegu, Daejeon, Incheon
2023-11-01
Recruiting
LeonaBio
Phase 3
600
Gyeonggi-do, Jeollanam-do, Seoul
2023-10-31
Active, closed
Hoffmann-La Roche
Phase 3
1,130
Busan, Daegu, Daejeon, Goyang-si, Jeollanam-do, Seoul
2023-09-18
Active, closed
Hoffmann-La Roche
Phase 3
687
Goyang-si, Gyeonggi-do, Jeollanam-do, Seoul, Ulsan
2023-09-14
Active, closed
Janssen Research & Development, LLC
Phase 2
68
Cheongju-si, Gyeonggi-do, Incheon, Jeollanam-do, Seongnam-si, Seoul
2023-05-18
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 1/2
57
Cheongju-si, Goyang-si, Incheon, Jeollanam-do, Seongnam, Seoul
2022-12-13
Active, closed
Hoffmann-La Roche
Phase 3
68
Daegu, Gyeongsangnam-do, Jeollanam-do, Seongnam-si, Seoul
2022-11-01
Active, closed
Janssen Research & Development, LLC
Phase 3
864
Busan, Gyeonggi-do, Incheon, Jeollanam-do, Jeonju, Seoul
2022-10-13
Active, closed
Janssen Research & Development, LLC
Phase 3
418
Gyeonggi-do, Gyeongsangnam-do, Jeollanam-do, Seongnam-si, Seoul
2022-08-05
Recruiting
Hoffmann-La Roche
Phase 1
542
Goyang-si, Jeollanam-do, Seongnam-si, Seoul
2021-10-22
Active, closed
Janssen Research & Development, LLC
Phase 3
587
Daegu, Incheon, Jeollanam-do, Seoul
2021-10-14
Active, closed
Janssen Research & Development, LLC
Phase 3
743
Jeollanam-do, Seoul
2021-08-19
Active, closed
Merck Sharp & Dohme LLC
Phase 3
808
Jeollanam-do, Gyeonggi-do, Songpagu, Daegu, Incheon, Seoul
2021-04-21
Recruiting
Janssen Research & Development, LLC
Phase 2
510
Jeollanam-do, Seoul
2021-02-01
Active, closed
Janssen Research & Development, LLC
Phase 3
308
Busan, Gyeonggi-do, Gyeongsangnam-do, Jeollanam-do, Seongnam-si, Seoul
2020-10-13
Active, closed
A Study of Zolbetuximab (IMAB362) Plus CAPOX Compared With Placebo Plus CAPOX as First-line Treatment of Subjects With Claudin (CLDN) 18.2-positive, HER2-negative, Locally Advanced Unresectable or Metastatic Gastric or Gastroesophageal Junction (GEJ) Adenocarcinoma (GLOW).
NCT03653507Locally Advanced Unresectable Gastroesophageal Junction (GEJ) Adenocarcinoma or Cancer, Locally Advanced Unresectable Gastric Adenocarcinoma or Cancer, Metastatic Gastric Adenocarcinoma or Cancer, Metastatic Gastroesophageal Junction (GEJ) Adenocarcinoma
DrugsZolbetuximab·Capecitabine·Oxaliplatin
Astellas Pharma Global Development, Inc.
Phase 3
507
Daegu, Goyang-si, Gyeonggi-do, Incheon, Jeollanam-do, Jeonju, Seongnam-si, Seoul
2018-11-28
Active, closed
Hoffmann-La Roche
Phase 3
257
Gyeonggi-do, Incheon, Jeollanam-do, Seoul
2018-08-16
Active, closed
Bristol-Myers Squibb
Phase 3
545
Suwon, Seoul, Daegu, Goyang-si, Gyeongsangnam-do, Jeollanam-do, Seongnam-si
2018-04-18
Active, closed
Hoffmann-La Roche
Phase 2/3
1,000
Gyeonggi-do, Jeollanam-do, Seoul
2017-09-22
Active, closed
Hoffmann-La Roche
Phase 3
382
Gyeonggi-do, Jeollanam-do, Seoul
2017-09-20
Active, closed
Aragon Pharmaceuticals, Inc.
Phase 3
1,052
Daegu, Daejeon, Goyang-si, Jeollanam-do, Seongnam-si, Seoul
2015-11-27
Active, closed
Aragon Pharmaceuticals, Inc.
Phase 3
1,503
Buk Gu, Gyeonggi-do, Jeollanam-do, Seoul, Suwon
2015-11-19
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Cite this view

Priya Life Science (2026). Clinical trial register: studies with a South Korean investigative site, filtered. Derived from ClinicalTrials.gov. Retrieved 15 November 2026. https://priyalifescience.com/clinical-trials-south-korea/city/jeollanam-do

Query this register directly
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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: 3,401 studies in total at the last sync on 13 Nov 2026, 03:18 UTC. The full list can be downloaded as CSV or queried as JSON through the register API.

This page shows the 33 of those studies with a site in Jeollanam-do.

How many clinical trials are recruiting in Jeollanam-do?

10 of the 33 studies on this page are recruiting new participants as of the 13 Nov 2026, 03:18 UTC sync. A further 0 have not yet opened recruitment, 23 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 (Jeollanam-do), 33 studies
PhaseStudiesRecruitingShare
Phase 325675.8%
Phase 2319.1%
Observational226.1%
Phase 1113%
Phase 1/2103%
Phase 2/3103%

Most active sponsors

Lead sponsors with the most studies (Jeollanam-do)
Lead sponsorStudiesRecruiting
Janssen Research & Development, LLC132
Hoffmann-La Roche103
Aragon Pharmaceuticals, Inc.20
Merck Sharp & Dohme LLC21
Astellas Pharma Global Development, Inc.10
Astellas Pharma Korea, Inc.11
Bristol-Myers Squibb10
International Extranodal Lymphoma Study Group (IELSG)11
LeonaBio11
Yuhan Corporation11
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.