EirGenix Inc.'s biosimilar, Eirgasun vial 150 mg, has been approved by National Health Insurance Administration, Ministry of Health and Welfare to be enrolled in the reimbursement system, it is officially effective from October 1, 2023. Usage: The treatment of HER2 overexpressing early breast cancer, metastatic breast cancer, and metastatic gastric cancer. The price paid is TWD 11,323 per vial at the current market price.