Onko & Koçsel İlaçları Sanayi ve Ticaret A.Ş.

Onko Koçsel Pharmaceuticals entered the pharmaceutical sector in 1987 as exclusive distributor of blood derivatives from European companies. Specializes in oncology, radiation oncology, hematology, neurology, infectious diseases, urology, immunology, dermatology, and internal medicine. Two GMP-certified plants with EU, Canadian, and MHRA certifications. 298 employees.