Contact Us

Vaccines

Submit a question, comment, or suggestion

Use our online contact form to submit an inquiry related to a Merck vaccine.

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Give us a call

Merck Vaccine Customer Center
877.VAX.MERCK (877.829.6372)

If calling from Canada, please call the Merck Canada Order Desk at 800.463.7251


To offer suggestions about Merck’s vaccine business,

call 800.235.1430


Callback service and Web conference

Use our Callback service if you would like to speak to, or begin a live Web conference with, a dedicated Vaccine Account Representative. This service is available between 8:00 AM and 7:00 PM ET, Monday through Friday.

You must be a registered user to utilize this feature.


Send us a fax

Please fax the Merck Vaccine Customer Center at 215.631.5224.


Submit Shipping Issue

You can submit Shipping issues online from your Order History page.

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Send us mail

Merck & Co., Inc.
Vaccine Customer Center
770 Sumneytown Pike
WP53C-307
West Point, PA 19486-0004

Pharmaceuticals or Specialty Injectables

Give us a call

Merck Order Management Center
800.MERCK.RX (800.637.2579), Monday through Friday, 8:00 AM – 7:00 PM, ET.

If calling from Canada, please call the Merck Canada Order Desk at 800.463.7251


Send us a fax

Please fax the Merck Order Management Center at 267.305.0783


Submit Shipping Issue

You can submit Shipping issues online from your Order History page.

You must be a registered user to utilize this feature.


Send us mail

Merck & Co., Inc.
Order Management Center
351 N. Sumneytown Pike
UG-4C24
North Wales, PA 19454

Merck call centers are pleased to assist you from 8:00 AM to 7:00 PM ET, Monday through Friday.

Adverse Experience Reporting

Submit a question

To report an Adverse Experience directly to Merck: 800.NSC.MERCK (800.672.6372)

To report to the National Vaccine Adverse Event Reporting System (VAERS): 800.822.7967 / http://www.vaers.hhs.gov/

Professional Information Requests

You can submit questions regarding selected Merck products for a response from a medical professional. Your questions can be submitted online or by telephone.

To request professional information online, click here.

To request by phone: The Merck National Service Center will be pleased to assist you Monday through Friday 8:00 AM and 7:00 PM ET. Just call us at 800.672.6372.

For general feedback, please click here

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US-NON-02343 03/20