On Tuesday, October 31, FDA approved Amgen’s WEZLANA (ustekinumab-auub) as biosimilar to and interchangeable with Janssen’s STELARA (ustekinumab). WEZLANA is the first product to be approved as a biosimilar to STELARA. As we covered previously, Janssen and Amgen settled their BPCIA litigation regarding Amgen’s ustekinumab biosimilar product in May 2023….