Submit a question, comment, or suggestion
Use our online contact form to submit an inquiry related to a Merck vaccine.
Give us a call
Merck Vaccine Customer Center
1.877.VAX.MERCK (1.877.829.6372)

If calling from Canada, please call the Merck Canada Order Desk at 1.800.463.7251

To offer suggestions about Merck's vaccine business,
call 1.800.235.1430
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.
Send us a fax
Please fax the Merck Vaccine Customer Center at 215.993.4499.
Send us mail
Merck & Co., Inc.
Vaccine Customer Center
770 Sumneytown Pike
WP97-A383
West Point, 19486-0004
Submit a question
Use our online contact form to submit an inquiry related to Merck Pharmaceuticals or Merck Specialty Injectables.
Give us a call
Merck Order Management Center
1.800.MERCK.RX (1.800.637.2579), Monday through Friday, 8:00 am - 7:00 pm, ET.
Send us a fax
Please fax the Merck Order Management Center at 267.305.0783
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.
To report an Adverse Experience directly to Merck: 1.800.NSC.MERCK (1.800.672.6372)
To report to the National Vaccine Adverse Event Reporting System (VAERS):
1.800.822.7967 / http://www.vaers.hhs.gov/
VACC-1091681-0003 12/14

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