For US Health Care Professionals Only
Shipping Schedule

Merck generally offers 2-business day shipping.* Overnight service is available upon request. Merck will observe the following holidays; therefore, no vaccine shipments will take place on these days.

For more details about the holiday shipping schedule, please click here

*Please call 877.VAX.MERCK (877.829.6372) for more details.
**If a holiday falls on a Saturday or Sunday, Merck observes it on a Monday.
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shipping-schedule