What Do You Think? Answers!

The primary series for Pfizer-BioNTech COVID-19 Vaccine is 2 doses, separated by at least 21 days.

  • True. The COVID-19 vaccine (Pfizer) schedule is 0, 21 days.

The same vaccine product does not have to be used for both doses of the primary series.

  • False. A primary series started with Pfizer-BioNTech COVID-19 Vaccine should be completed with the same product.

Pfizer-BioNTech COVID-19 Vaccine and other vaccines can be administered at the same visit.

  • True. COVID-19 vaccines and other vaccines can be administered without regard to timing.


Page last reviewed: December 3, 2021