Viatris understands that your personal and health information is private. The information you provide will only be used by Viatris and parties acting on its behalf to send you the materials you requested and other helpful information such as related treatments, and products.

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: 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, 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 side effects direct to the marketing authorisation holder at

Ireland: You can also report side effects directly via the national reporting system. HPRA Pharmacovigilance, Earlsfort Terrace, IRL – Dublin 2; Tel: +353 1 6764971; Fax: +353 1 6762517; Website:;

Contact address

  • Viatris
  • Building 4
  • Trident Place
  • Mosquito Way
  • Hatfield
  • Hertfordshire
  • AL10 9UL
  • United Kingdom

For general enquiries please contact us on email: