This website is owned and managed by Viatris.

Information about Influvac® Tetra (Influenza Vaccine/Surface Antigen/Inactivated) can be found in the patient information leaflet.

UK-INF-2025-00007 June 2025

©Copyright 2025. Viatris.

All rights reserved. This website is intended for use by UK members of the public.

Viatris UK Healthcare Limited (company registration number 09189103), an English company with a registered office address at 20 Station Close, Potters Bar, Hertfordshire, EN6 1TL (VAT - 421 623 781)

Tel: +44 (0)1707 853000. For general enquiries please contact us on email: ukenquiry@viatris.com

Viatris is unable to provide advice on personal medical matters. Please consult your doctor or other relevant healthcare professional for specific, health-related advice and support.

Reporting of side effects:

If you get any side effects, talk to your doctor, pharmacist or nurse. This includes any possible side effects not listed in the package leaflet. Please report side effects with any medicine or vaccine to the medicines regulator MHRA through the Yellow Card Scheme.

It is easiest and quickest to report side effects online via the Yellow Card website: https://yellowcard.mhra.gov.uk/ or search for MHRA Yellow Card in the Google Play or Apple App Store. Alternatively, prepaid Yellow Cards for reporting are available by writing to FREEPOST YELLOW CARD (no other address details necessary), by emailing yellowcard@mhra.gov.uk, by telephoning the Commission on Human Medicines (CHM) free phone line: 0800-731-6789, or by downloading and printing a form from the Yellow Card section of the MHRA website.

You can also report directly to the manufacturer at pv.uk@viatris.com