Trastuzumab-biosimilar Ontruzant® FDA approved in several indications

On 18 January 2019, the FDA approved the Herceptin®-biosimilar Ontruzant® (trastuzumab-dttb, Samsung BioEpsis), a HER2/neu receptor antagonist, for patients with HER2-overexpressing (HER2+) breast cancer in the adjuvant and metastatic setting, and in metastatic HER2+ gastric cancer patients. Ontruzant® was approved as biosimilar, not as an interchangeable product.