The U.S. FDA approved Ogivri, a biosimilar treatment for Roche’s drug Herceptin, used in the treatment of breast and metastatic stomach cancer. whose tumors express the HER2 gene (HER2+). https://spinonews.com/2017/12/03/fda-approves-first-biosimilar-treatment-for-breast-and-stomach-cancers-sunday/