Incyte Corporation’s PD-1 inhibitor, retifanlimab, has won a US approval in first-line Merkel cell carcinoma (MCC) under the brand name Zynyz, but analysts are unimpressed by its commercial potential given the availability of more competitive products and the rarity of MCC, ahead of approvals in other indications.
The US Food and Drug Administration approved Zynyz under an accelerated pathway based on tumor response rate and duration of response (DOR) data, but its continued approval will depend on