Report an Adverse Event, Product Quality Complaint or Counterfeit, Diversion and Tampering (CDT)

The personal information you provide Merck Canada with will be used to process your report, and to communicate with you to obtain further information if needed. We may disclose your personal information to third parties, such as regulatory agencies, service providers, or our affiliated companies, for reporting purposes when necessary. These third parties could be located outside your province, or outside Canada. If you choose not to provide us with your personal information, we may not be able to process your report. For more information on how Merck Canada processes personal information, including how to access and seek correction of the personal information Merck Canada holds about you, visit https://www.msdprivacy.com/ca/en/. 

To report an adverse event, product quality complaint or counterfeiting, diversion and tampering with a specific Merck product, please call the Merck Medical Information Centre at 1 800 567-2594, email at: medinfocanada@merck.com or fill out the form at the link below:
https://www.merckmedicalportal.ca/s/medical-information-request