ILSUNG IS

ILSUNG IS, formerly known as Ilsung Pharmaceuticals, is a prominent South Korean pharmaceutical company established in 1954. The company rebranded in 2024 to ILSUNG IS, where "IS" stands for Investment and Solution, reflecting its expanded business strategy. It specializes in the manufacture and distribution of a diverse range of therapeutic products, including antibiotics, cardiovascular medications, and gastrointestinal treatments. ILSUNG IS is widely recognized for its long-standing strategic partnership with GSK, particularly for the production and supply of the antibiotic Augmentin in the Korean market. The company operates a high-standard GMP manufacturing facility in Ansan and is publicly listed on the Korea Exchange. Its business model combines the commercialization of licensed global brands with the development of high-quality generic medicines.