The bipartisan infrastructure deal includes two offsets related to drugs: It delays the Trump-era Part D drug rebate rule ($49 billion in savings), and it makes drug companies refund Medicare for leftover medicine when vials contain more of a doctor-administered drug than patients need ($3 billion offset). The infrastructure deal works out well for pharmacy benefit manager executives, who oppose the rebate rule and who benefit from a separate practice, spread pricing, which lawmakers considered banning but didn’t . The...