The U.S. Food and Drug Administration on Monday approved Merck's preventive antibody shot to protect infants up to one year ...

The simplicity of Merck's monoclonal antibody for RSV in infants could be a plus in its competition with AstraZeneca's ...

Known as Enflonsia, the drug will compete for market share with Sanofi and AstraZeneca’s in-demand Beyfortus, which quickly ...

Clesrovimab joins the monoclonal antibody nirsevimab (Beyfortus), as well as the maternal bivalent RSV prefusion F protein ...