Merck Sharp & Dohme Ltd. has received an expanded EU approval for its anti-PD1 product Keytruda (pembrolizumab) for first-line use in metastatic non-small cell lung cancer (NSCLC) in adults whose tumors have high PD-L1 expression (tumor proportion score [TPS] ≥50%) with no EGFR or ALK positive tumor mutations. The additional indication brings its EU label into line with that in the US, where it obtained the first-line use approval in October.
It opens up still wider the most important market for the Merck product at a time when its major competitor...