Herceptin, Enbrel Face First Biosimilar Rivals In Japan But Outlook Uncertain

The first biosimilar versions in Japan of two major biologic therapies, Herceptin and Enbrel, have been awarded reimbursement prices, clearing the way for launch, but commercial prospects remain uncertain.

Tokyo
NEW BIOSIMILAR LAUNCHES IN JAPAN • Source: Shutterstock

The first biosimilars for cancer drug Herceptin (trastuzumab) and Enbrel (etanercept), used mainly in rheumatoid arthritis, have been given reimbursement prices under Japan's national health insurance system, allowing commercial launch and opening the way to the first market competition for the original products.

Nippon Kayaku Co. Ltd.’s version of Roche’s anti-HER2 antibody, Trastuzumab BS (licensed from Celltrion Inc.; also known...

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