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Beyfortus
Pharma
Merck seeks Enflonsia expansion to rival Sanofi, AZ's Beyfortus
Merck is aiming for a label expansion that would better match its antibody Enflonsia to Sanofi and AZ's rival infant RSV preventive Beyfortus.
Fraiser Kansteiner
Feb 19, 2026 10:40am
Sanofi sanctioned over CEO's 'bold claims' about Pfizer vaccine
Feb 3, 2026 9:40am
Sanofi shrugs off policy tumult as it predicts vaccine sales dip
Jan 29, 2026 11:42am
Merck, Sanofi, AZ shots for RSV now under scrutiny by FDA
Dec 9, 2025 11:52am
Sanofi forms 'celebrity mom squad' for Beyfortus RSV campaign
Sep 10, 2025 12:42pm
FDA signs off on Enflonsia, Merck's RSV shot for infants
Jun 9, 2025 4:33pm
