RAHWAY, N.J.--(BUSINESS WIRE)---- $MRK #MRK--Merck (NYSE: MRK), known as MSD outside of the United States and Canada, today announced that the European Medicines Agency's Committee for Medicinal Products for Human Use (CHMP) adopted two positive opinions for KEYTRUDA® (pembrolizumab), Merck's anti-PD-1 therapy. One recommends approval of a new subcutaneous (SC) route of administration and a new pharmaceutical form (solution for injection) for KEYTRUDA® (pembrolizumab), which if approved would be marketed in ...