US Food and Drug Administration approval of Bristol Myers Squibb Company’s third class of checkpoint inhibitor – the LAG-3 blocker relatlimab in a fixed-dose combination with Opdivo (nivolumab) for unresectable or metastatic melanoma – is a crucial win in the hyper-competitive immuno-oncology space.
The product, branded Opdualag, also offers BMS some protection against Opdivo’s US patent expiration in 2028, and while it could...








