Merck & Co Highlights Phase 3 Study On KEYTRUDA Plus Chemotherapy Before Surgery And Continued As A Single Agent After Surgery; Says Shows ‘Statistically Significant Event-Free Survival’ Results
Merck (NYSE:MRK), known as MSD outside the United States and Canada, today announced positive event-free survival (EFS) data from the pivotal neoadjuvant/adjuvant Phase 3 study KEYNOTE-522. The trial investigated