Merck’s shot will compete against a similar blockbuster treatment from Sanofi and AstraZeneca called Beyfortus.

French drugmaker Sanofi SA (NASDAQ:SNY) on Monday said it is shipping Beyfortus (nirsevimab) starting in early Q3 to ensure ...

MRK wins early FDA approval for RSV antibody Enflonsia in infants, with U.S. launch planned before the 2025-26 season.

Meanwhile, Sanofi has pointed to Beyfortus’ 75% reduction in the incidence of MALRI versus Enflosia’s figure of 60%. The ...

Merck (MRK) stock is in focus as its Enflonsia RSV shot is cleared for infants in the U.S. in a market led by Sanofi (SNY) ...

The United States could soon have another tool in the fight against respiratory syncytial virus, an illness that’s the No. 1 ...

Merck’s Enflonsia will go up against Sanofi and AstraZeneca’s Beyfortus, which the partners plan to ship out early in the ...

Merck’s Enflonsia (clesrovimab) has received US Food and Drug Administration (FDA) approval for the prevention of respiratory ...

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

One day before the potential FDA approval of a rival respiratory syncytial virus (RSV) monoclonal antibody from Merck & Co., ...

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