FDA Recent Approval of Kanjinti (Biosimilar to Herceptin)

Last month, the FDA approved Kanjinti, the 5th biosimilar to Herceptin. Kanjinti is approved for the treatment of HER2-overexpressing adjuvant and metastatic breast cancer.1,2

What is Kanjinti?

Kanjinti is a HER2 receptor antagonist that is a biosimilar to trastuzumab (Herceptin). Studies found that Kanjinti had no clinically meaningful differences to Herceptin. Kanjinti was developed as a collaboration between Amgen and Allergan but is not currently commercially available.2

What is a biosimilar?

Biosimilars are biological products that have been shown to be highly similar to an already-approved product. Biosimilars must have no clinically meaningful differences from their reference products with regard to effectiveness or safety and only small differences in clinically inactive components are allowable.3

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