Seasonal Influenza Vaccination Programme 2023/2024

The 2023 / 2024 flu vaccine

This year's seasonal flu vaccine contains protection against 4 strains of flu virus. These are recommended by the World Health Organization (WHO) as the strains most likely to be circulating this season.

The four strains for the 2023/2024 flu season are:

  • A/Victoria/4897/2022 (H1N1)pdm09-like strain
  • A/Darwin/9/2021 (H3N2)-like strain
  • B/Austria/1359417/2021-like strain  
  • B/Phuket/3073/2013-like strain (B/Phuket/3073/2013, wild type)


Frequently Asked Questions

Why flu vaccine is important for healthcare workers (HCWs)


HSELanD eLearning Programmes

The National Immunisation Office have developed 2 eLearning Programmes available on HSeLanD for all HSeLanD learners.

  • "Live Attenuated Influenza Vaccine (LAIV)" currently being updated 
  • "Quadrivalent Influenza Vaccine (QIV)" currently being updated 

If you have any comments or queries about the programmes, please contact our office at

The Workplace Health and Wellbeing unit have also developed an eLearning Programme available on HSELanD

  • "The Flu and Covid-19 vaccines for Healthcare Workers – protect yourself, protect others

If you have any comments or queries about the module please contact the Workplace Health and Wellbeing Unit at 

Medicine Protocols and Training Materials

Nursing and Midwives Medicine Protocols

The following Medicine Protocols and training materials were provided to the National Immunisation Office by the Office of the Nursing and Midwifery Services Director. 

Please click on the links below for Flu Medicine Protocols for the 2023/2024 season

The Online Seasonal Influenza Vaccination Programme is available from HSELand

Any queries related to these protocols should be directed to the Office of the Nursing and Midwifery Services Director.

Master Medicine Protocols 

Protocols to be used in General Practice

Quick Reference Guide

Position Paper for the Provision of Influenza Vaccination for Section 39s and other healthcare organisations

Clinical Webinars





Consent Information

The following materials have been developed to support the COVID-19 vaccination programme. However the same principles apply

LAIV resources for HSE mobile vaccination teams

Vaccinator Materials

Senior Infants

Special School Students

LAIV resources for primary care

General Practice and Pharmacy delivery

Information is also available from the following websites


 This page was updated on 22 September 2023