Studies to Address New Formulations
Lyophilized Formulation Trial
Pfizer and BioNTech initiated a Phase 3 study evaluating a lyophilized (freeze-dried) formulation of the Pfizer-BioNTech COVID-19 vaccine designed to be refrigerator stable.
The Pfizer-BioNTech COVID-19 vaccine has not been approved or licensed by the U.S. Food and Drug Administration (FDA), but has been authorized for emergency use by FDA under an Emergency Use Authorization (EUA) to prevent Coronavirus Disease 2019 (COVID-19) for use in individuals 12 years of age and older. The emergency use of this product is only authorized for the duration of the declaration that circumstances exist justifying the authorization of emergency use of the medical product under Section 564(b)(1) of the FD&C Act unless the declaration is terminated or authorization revoked sooner. Please see EUA Fact Sheet here.