Amgen snags another Enbrel outcomes-based payment deal as it seeks to prop up aging blockbuster

Amgen signed a deal with up-and-coming pharmacy benefits manager (PBM) Abarca that ties reimbursement for Enbrel to how it performs in patients. Specifically, Amgen agreed to issue rebates to Abarca’s clients for any patient with RA who stops using the drug after three months.