Media Contacts

For general media inquiries only, please call +1 908-740-5633 or e-mail Members of the media seeking information on a specific topic may also contact the following individuals:

Additional Contacts


For consumer or patient-related questions, please contact your physician, pharmacist or other health care provider. To report an adverse experience with a specific Merck product, please call the Merck National Service Center at +1 800-672-6372.

Health Care Professionals:

If you are a physician, pharmacist or other health care provider and have a question(s) or need information about a specific Merck product or service, please call the Merck National Service Center for Health Care Professionals at +1 866-448-7590.


Stockholders should contact +1 800-522-9114 Monday - Friday, 7 AM - 7 PM CST. Institutional investors and analysts should contact +1 908-423-5881, Monday-Friday 8:30AM - 4:00PM ET

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