![Pfizer has two different formulas. They expect you to ask which one you are being given. Any Chemists out there that can look at this? [1618x1354 - 549KB]](https://poal.co/static/images/oiasRh.png){kind=link}
It's called experimental for a reason.
It's called experimental for a reason.
Ask the vaccination provider which version is being administered:
• potassium chloride, monobasic potassium phosphate, sodium chloride, dibasic sodium phosphate dihydrate, and sucrose OR • tromethamine, tromethamine hydrochloride, and sucrose
There is also one difference between the FDA Comirnaty vials and the EUA Pfizer-BioNtech (BNT162b2) " COMIRNATY and BNT162b2 (V8) have identical amino acid sequences of the encoded antigens but COMIRNATY includes the presence of optimized codons to improve antigen expression." pg 14 of 30 of the 151733 doc. https://files.catbox.moe/i85hpp.png
From "Summary basis for regulation" https://www.fda.gov/media/151733/download
1.) Steps to get the package insert Go to https://www.fda.gov/emergency-preparedness-and-response/coronavirus-disease-2019-covid-19/comirnaty-and-pfizer-biontech-covid-19-vaccine 2.) Scroll down click on: For Recipients and Caregivers 12 years of age and older December 16, 2021 https://www.fda.gov/media/153716/download
Page 4 of the 153716 insert.
Ask the vaccination provider which version is being administered:
• potassium chloride, monobasic potassium phosphate, sodium chloride, dibasic
sodium phosphate dihydrate, and sucrose
OR
• tromethamine, tromethamine hydrochloride, and sucrose
There is also one difference between the FDA Comirnaty vials and the EUA Pfizer-BioNtech (BNT162b2)
" COMIRNATY and BNT162b2 (V8) have identical amino acid sequences of the encoded antigens but COMIRNATY includes the presence of optimized codons to improve antigen expression." pg 14 of 30 of the 151733 doc. https://files.catbox.moe/i85hpp.png
From "Summary basis for regulation" https://www.fda.gov/media/151733/download
1.) Steps to get the package insert Go to https://www.fda.gov/emergency-preparedness-and-response/coronavirus-disease-2019-covid-19/comirnaty-and-pfizer-biontech-covid-19-vaccine
2.) Scroll down click on: For Recipients and Caregivers 12 years of age and older December 16, 2021 https://www.fda.gov/media/153716/download
Page 4 of the 153716 insert.
(post is archived)