Suppliers / Yonsung Fine Chemicals

Yonsung Fine Chemicals

South Korea Updated 9 July 2026

Yonsung Fine Chemicals is an API manufacturer based in South Korea. It appears in 6 regulatory filings across 3 regulators, without an active US DMF or CEP on file. Its filings concentrate with EMA, MPA (SE) and INFARMED (PT). Its GMP standing is certified by MHRA (UK) and ZLG (DE).

0
active US DMFs
0
valid CEPs
3
registered plants
6
filings across 3 regulators

Registered plants

Site FDA FEI
Schaffhausen, Switzerland Not on file
Gottmadingen, Germany Not on file
GYEONGGI-DO, South Korea Not on file

What they file, and where

Molecule Regulators Docs
Cabergoline SFDA (Saudi Arabia) 1
Cisatracurium SFDA (Saudi Arabia) 1
Entecavir SFDA (Saudi Arabia) 1
Iloprost SFDA (Saudi Arabia) 1
Latanoprost SFDA (Saudi Arabia) 1
Treprostinil SFDA (Saudi Arabia) 1

Also appears on these molecule pages

Cabergoline API Cisatracurium API Entecavir API Iloprost API Latanoprost API Treprostinil API

Filings and GMP by regulator

Regulator Filings GMP certificates
EMA 4 None
MPA (SE) 1 None
INFARMED (PT) 1 None
MHRA (UK) None 4
ZLG (DE) None 2

Questions about Yonsung Fine Chemicals

Does Yonsung Fine Chemicals hold a US DMF or a CEP?
No active US drug master file or valid CEP is on record for Yonsung Fine Chemicals. It does have 6 filings with 3 regulators, so it is registered, just not with the two strong registers buyers usually screen on.
Where does Yonsung Fine Chemicals manufacture?
3 registered sites are on record, in Switzerland, Germany and South Korea (Schaffhausen, Gottmadingen and Gyeonggi-do). Every site is listed on this page with the register it came from.
What does Yonsung Fine Chemicals make?
6 molecules are on record against Yonsung Fine Chemicals, including Cabergoline, Cisatracurium, Entecavir and Iloprost. Each links through to that molecule's full manufacturer list.
Which regulators recognise Yonsung Fine Chemicals's GMP?
Current GMP certificates are on record from MHRA (UK) and ZLG (DE). GMP recognition covers the manufacturing site, separately from any filing on the substance itself.

Answered from this company's own record. Where a register holds nothing, the question is not asked rather than answered with a zero. How we count our figures.

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Sources on this page

FDA
Drug master files, establishment registration, inspection classifications
EDQM
Certificates of suitability
EudraGMDP and national regulators
GMP certificates