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Guideline

Respiratory syncytial virus (RSV): the green book chapter

Read time: 1 mins
Last updated: 1st Feb 2026
Availability: Free full text
Status: Current
Respiratory syncytial virus (RSV): the green book chapter - UK Health Security Agency (UKHSA)


Respiratory syncytial virus (RSV) is an enveloped RNA virus that belongs to the Paramyxoviridae family within the Pneumovirus genus. The virus has a non-segmented, single stranded, negative sense genome that encodes 11 proteins.

RSV  is a common cause of respiratory tract infections.  It causes a mild self-limiting respiratory infection in adults and children, but it can be severe in infants and older adults who are at increased risk of acute lower respiratory tract infection.

This chapter features:
 - the epidemiology of the virus
 - the RSV immunisations
 - the dosage and schedule for the products
 - the rationale behind the RSV programmes
 - recommendations for the use of RSV immunisations
 - contraindications and adverse reaction advice
 - supply information


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