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Medicines respiratory syncytial virus vaccine (bivalent, recombinant)Question & answer

respiratory syncytial virus vaccine (bivalent, recombinant) · Medicine question

How does respiratory syncytial virus vaccine (bivalent, recombinant) protect a baby?

iatroX medicinesPublished 21 August 2026Reviewed 21 August 2026

The answer

Answer

It stimulates maternal antibodies that cross the placenta and temporarily protect the infant against RSV lower respiratory tract disease.

Sources for this answer

Abrysvo powder and solvent for solution for injectionemc · SmPC Current selected SmPC · Version 13

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respiratory syncytial virus vaccine (bivalent, recombinant)

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