Sandoz Inc.'s patent litigation-driven request to remove two indications from the US labeling of Erelzi (etanercept-szzs) forced FDA to consider how best to carve out previously approved uses for a biosimilar.
While FDA approved the deletion of claims, and some related clinical information, for psoriatic arthritis (PsA) and plaque psoriasis (PsO) for Erelzi, a biosimilar to Amgen Inc