A subcutaneous formulation of MSD's top-selling cancer immunotherapy, Keytruda, was non-inferior to the current intravenous version in a head-to-head trial, setting up regulatory filings.
MSD's efforts to combine cancer immunotherapy Keytruda with its AstraZeneca-partnered PARP drug Lynparza have so far failed – but at last it can point to a partial win in a phase 3 trial.