Pfizer FDA factsheet, multiple formulas 🧐 Research Wanted 🤔
posted ago by Lumberjack13 ago by Lumberjack13

Why are there now two formulations and is there a difference outside of dilution? I knew about the formula change for the 5-11 age group, but I was not aware of the one for 12+. Is this an admission Comirnady is a different formula?

quote: For Healthcare Providers 12 years of age and older, purple cap (must dilute)October 29, 2021

For Healthcare Providers 12 years of age and older, gray cap (no dilution) This formulation is not yet available in the United States

They've also added and changed some language in the disclosure.

quote: There are 2 formulations of Pfizer-BioNTech COVID-19 Vaccine authorized for use in individuals 12 years of age and older.

...

The FDA-approved COMIRNATY (COVID-19 Vaccine, mRNA) and the two EUA-authorized formulations of Pfizer-BioNTech COVID-19 Vaccine for ages 12 years and older when prepared according to their respective instructions for use can be used interchangeably.

https://www.fda.gov/emergency-preparedness-and-response/coronavirus-disease-2019-covid-19/comirnaty-and-pfizer-biontech-covid-19-vaccine

Why are there now two formulations and is there a difference outside of dilution? I knew about the formula change for the 5-11 age group, but I was not aware of the one for 12+. Is this an admission Comirnady is a different formula?

quote: For Healthcare Providers 12 years of age and older, purple cap (must dilute)October 29, 2021

For Healthcare Providers 12 years of age and older, gray cap (no dilution) This formulation is not yet available in the United States

They've also added and changed some language in the disclosure.

quote: There are 2 formulations of Pfizer-BioNTech COVID-19 Vaccine authorized for use in individuals 12 years of age and older.

...

The FDA-approved COMIRNATY (COVID-19 Vaccine, mRNA) and the two EUA-authorized formulations of Pfizer-BioNTech COVID-19 Vaccine for ages 12 years and older when prepared according to their respective instructions for use can be used interchangeably.

https://www.fda.gov/emergency-preparedness-and-response/coronavirus-disease-2019-covid-19/comirnaty-and-pfizer-biontech-covid-19-vaccine