Guidance

Vaccinations for children aged 18 months

A guide to vaccinations for children aged 18 months.

• From: UK Health Security Agency
• Published: 4 June 2025
• Last updated: 1 July 2025 — See all updates

Documents

A guide to vaccinations for children aged 18 months

HTML

A guide to vaccinations for children aged 18 months (print version)

PDF, 588 KB, 16 pages

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Is your child 18 months? Vaccinations poster

PDF, 525 KB, 1 page

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Details

From 01 July 2025, all children born on or after 01 July 2024 will be offered their second dose of MMR in a new appointment at 18 months rather than at 3 years and 4 months.

This leaflet explains the immunisations offered to children in accordance with the changes to the routine childhood immunisation programme.

If you are a health professional, please see the Changes to the routine childhood schedule letter for further details on these changes.

A physical copy of this leaflet is available to order from HealthPublications, product code: C2518CC1EN for free.

Poster

A poster is available to promote knowledge of this new 18 month appointment to parents and carers of children aged 18 months born on or after 01 July 2024.

Copies of this poster are available to order from HealthPublications, product code: C25CC182EN.

Health publications orderline

Immunisation Publications
UK Health Security Agency, 61 Colindale Avenue, Colindale
London
NW9 5EQ

Contact form https://www.healthpubl...

Telephone: 0300 123 1002

Copies of printed publications and the full range of digital resources to support the immunisation programmes can now be ordered and downloaded online. Log in to register and place your order.

Published 4 June 2025

Last updated 1 July 2025 + show all updates

1. 1 July 2025

   Corresponding poster added along with link to order poster

2. 4 June 2025

   First published.