Estimated Shipping Schedule (Last Updated 12/15/2022)

For all orders, Merck will provide a standard delivery date based on the shipping temperature requirements for each package of your order. You may request expedited delivery, if you wish, but please note that expedited shipping charges may apply.

Estimated Standard Delivery Schedule by Shipping Methoda

Standard Delivery Schedule
Orders placed by 2:45 PM ET
  Receipt Day
Order Day Refrigeratedb
Monday Wednesday Wednesday
Tuesday Thursday Thursday
Wednesday Friday Friday
Thursday Monday Monday
Friday Tuesday Tuesday
Saturday Wednesday Wednesday
Sunday Wednesday Wednesday

aSubject to customer office hours. Applies to orders in which the customer has a direct purchasing account with Merck to purchase vaccine products. This does not include government/military, CDC, wholesaler, physician distributor, and city/county/state accounts. Merck reserves the right to adjust shipping delivery times.

bProducts shipped refrigerated are: GARDASIL®9 (Human Papillomavirus 9-valent Vaccine, Recombinant), PedvaxHIB® [Haemophilus b Conjugate Vaccine (Meningococcal Protein Conjugate)], PNEUMOVAX®23 (Pneumococcal Vaccine Polyvalent), RotaTeq® (Rotavirus Vaccine, Live, Oral, Pentavalent), RECOMBIVAX HB® [Hepatitis B Vaccine (Recombinant)], VAQTA® (Hepatitis A Vaccine, Inactivated), and VAXNEUVANCE™ (Pneumococcal 15-valent Conjugate Vaccine).

cProducts shipped frozen are: M-M-R®II (Measles, Mumps, and Rubella Virus Vaccine Live), ProQuad® (Measles, Mumps, Rubella and Varicella Virus Vaccine Live), and VARIVAX® (Varicella Virus Vaccine Live).

You can track your shipment deliveries using the tracking number found on your confirmation email and on under your Order History section. Please note: Due to variability in order processing times, orders placed after 2:45 PM ET may not be processed until the following day.

Receiving Instructions

Receiving Instructions

Below is a list of documents and instructions you may find useful when receiving shipments from Merck.

Have questions?
Call the Merck Vaccine Customer Center Monday through Friday from 8 AM to 7 PM ET at 877.VAX.MERCK (877.829.6372).

Reusable Shipping Containers

Reusable Shipping Containers

Merck has implemented Reusable Shipping Containers for all standard small parcel shipments, for all Merck vaccines, which will help reduce waste and negative impacts on our environment.

Information regarding proper handling of the new Reusable Shipping Container, along with detailed return instructions, will be included inside each of the Reusable Shipping Containers. For detailed instructions and additional information, please see the resources below.

More Resources

Reusable Shipping Container Return InstructionsVideo
FAQs for Reusable Shipping Containers
Anticipated Rollout Schedule

For more information, or questions about the Reusable Shipping Container, please contact your Merck Vaccine Representative or the Merck Vaccine Customer Center Monday through Friday from 8 AM to 7 PM ET at 877.VAX.MERCK (877.829.6372).


During the following holidays, no vaccine shipments/deliveries will take place:

  • New Year’s Day
  • President’s Day
  • Memorial Day
  • Independence Day
  • Labor Day
  • Thanksgiving Day
  • Day after Thanksgiving
  • Christmas Eve
  • Christmas Day
  • New Year’s Eve

dIf a holiday falls on a Saturday or Sunday, Merck observes it on Monday.

Brands mentioned are trademarks of their respective owners.

Have Questions?

Call the Merck Vaccine Customer Center Monday through Friday from 8 AM to 7 PM ET at
877.VAX.MERCK (877.829.6372).


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