Contacting Bayer in the UK region:

Reporting adverse events - adverse events should be reported.  Reporting forms and information can be found at  Adverse events should also be reported to Bayer plc (tel: 0118 206 3500;

You may also wish to discuss any adverse events (including side effects) that you are experiencing with your healthcare professional (e.g. nurse, GP, pharmacist) or call NHS Direct.


Reporting a quality complaint - please report any quality complaint to Bayer plc (e-mail:


Enquiries regarding a Bayer prescription only medicine (POM) - please contact the Medical Information Department (Tel: 0118 206 3116, e-mail:


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Contacting Bayer in the UK/Ireland region:


  • General suggestions, comments or questions for Bayer in the UK/Ireland region - please contact Communications.
  • Specific business or product enquiries - please use the contact details on the relevant Businesses page.
  • Press Office contacts - please use the contact details on the News, Media Enquiries page.
  • Bayer in the Republic of Ireland -please visit the Bayer Ireland website.
  • Requests for sponsorship or support - please read the Corporate Social Responsibility pages and use the application form within those pages.

Press Office contacts

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On 19 April 2004, the Bayer group in the UK was granted a new injunction by the High Court of Justice - click on the link below for further details

Legal Injunction