Which biosimilar trastuzumab medications have been FDA approved for the treatment of HER2-positive breast cancer?

Updated: Jul 16, 2020
  • Author: Maurie Markman, MD, MS; Chief Editor: Karl S Roth, MD  more...
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Since December 2017, the FDA has approved 4 biosimilars of trastuzumab (Herzuma, Ogivri, Ontruzant, Trazimera) to treat HER2-overexpressed breast cancer. All biosimilars of trastuzumab have demonstrated efficacies and safety outcomes similar to those of the standard trastuzumab. [28, 29, 30, 31]

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