Welcome to the
ENFLONSIA®▼ (clesrovimab)
Resources Hub

Explore tailored resources to support you in preparation for and throughout the RSV season

Caring for infants at risk of RSV involves supporting both clinical decisions and the families behind them. MSD is committed to partnering with neonatal teams by providing practical resources that support local decision-making, simplified implementation and clear conversations with parents and carers throughout the RSV season.

ENFLONSIA is indicated for the prevention of respiratory syncytial virus (RSV) lower respiratory tract disease in neonates and infants during their first RSV season.¹

Prescribing information can be found at the bottom of the page.

HEALTHCARE PROFESSIONAL RESOURCES
PATIENT & PARENT RESOURCES

Information Pack for Formulary Application

A practical pack to support healthcare professionals in the completion of a formulary applications for ENFLONSIA®▼ (clesrovimab), for the prevention of RSV lower respiratory tract disease in neonates and infants during their first RSV season. This pack may also be used to inform local clinical guideline development within the licensed indication.

Download information pack

ENFLONSIA®▼ Clinical Data & Operationalisation Leave Piece

A concise digital resource for healthcare professionals, providing convenient access to key clinical data and practical information on ENFLONSIA®, including operational efficiencies, supply and stock ordering processes. Developed to support neonatal teams, pharmacists and other relevant healthcare professionals when information needs to be quickly revisited.

Download leave piece

Parent Discussion Guide

A practical guide to help healthcare professionals introduce and discuss RSV monoclonal antibody immunisation with parents and carers. Designed to support clear, balanced conversations that recognise both the clinical considerations and the questions families may have.

Key benefit:

Helps healthcare professionals support meaningful, reassuring conversations with parents about RSV protection for their child.

Coming soon…

Patient Information Booklet

This material should only be shared with parents/carers once decision has been made to prescribe Enflonsia.

A patient booklet designed to support parents and carers of infants given ENFLONSIA®▼ (clesrovimab). It provides clear information about RSV, clesrovimab, possible side effects, when to seek medical help and where to find further support.

Key benefit:

Helps neonatal teams provide clear, reassuring information that parents and carers can refer back to after speaking with their healthcare professional.

Download patient booklet

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Consult the Summary of Product Characteristics for further information before prescribing, particularly in relation to side effects, precautions and contra-indications.

References

1. ENFLONSIA. Summary of Product Characteristics. MSD; 2026.

Supporting documentation

ENFLONSIA®▼ (clesrovimab)
Prescribing Information (United Kingdom) [External link]

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