Part 1 of this 3-part series for Global Biosimilars Week focuses on legal barriers to biosimilar access in the US, including the patent system, and discusses ongoing legislative efforts to address these challenges.
Regeneron appeals legal decision after judge refuses to block an aflibercept biosimilar; Prime Therapeutics, a pharmacy benefit manager (PBM), becomes the latest to offer biosimilars referencing Humira (adalimumab) at a low cost; the FDA and European Medicines Agency accept a denosumab biosimilar candidate for review.
Celltrion's adalimumab-aaty biosimilar is now accessible for all Costco members, while Amgen sues Samsung Bioepis over the latter’s denosumab biosimilar candidate, and GlycoNex progresses its denosumab biosimilar SPD8 to phase 3 trials.
In an interview, Ha Kung Wong, an intellectual property attorney, explained that the Biologics Price Competition and Innovation Act of 2009 provides a structured but optional "patent dance" for biosimilars, which helps streamline patent disputes, potentially reducing litigation and encouraging early settlements.
Biocon Biologics settled with the maker of Eylea (aflibercept), announcing a launch date for its biosimilar competitor in Canada; Sandoz has officially acquired Cimerli, a ranibizumab biosimilar; AARP Medicare Rx from United Healthcare has added Cyltezo (adalimumab-adbm) and removed the originator (Humira) from its formulary.