At Merck, we work to achieve progress for patients, physicians and society. We put our patients at the center of everything we do with the goal of helping to improve, prolong and create life.

This section is intended only for users outside the US and Canada. If you have any medical question about a Merck product as a patient or professional, you can contact us through the Medical Information services applicable depending on your country.


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Contact details

Medical Information phone number
+44-(0)208-818 7373

Hours of operation
Mon-Fri 9am - 5pm (excl. bank holidays)

Medical Information website

Medical Information email

Adverse events and product complaints

Adverse event phone number
+44-(0)208-818 7373

Company website

Merck products

Medicinal products marked withare subject to additional monitoring. This will allow quick identification of new safety information. You can help by reporting any side effects you may get.

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Page last updated: 23/06/2022