JW Shinyak Corporation, a pharmaceutical company, engages in the production and sale of medicines and medical supplies in South Korea. The company offers pharmaceutical products in the areas of dermatology, urology, pediatrics, otolaryngology, etc.; and cardiovascular, gastrointestinal, urinary, NSAIDs, antibiotics, anti-fungal, anti-viral, respiratory, antihistamines, steroid hormone, anti-obesity, and other products, as well as eye drops, and antitussives and expectorants. It also develops prostate cancer treatment, liver cancer treatment, rheumatoid arthritis treatment, etc. using immune cells. The company was founded in 1981 and is based in Seoul, South Korea.