594 Senator Ron Johnson Points Out No FDA Approved Vaccine is Currently Available in The United States, Pfizer Comirnaty Vaccine Not Being Used (theconservativetreehouse.com) posted 3 years ago by ashlanddog 3 years ago by ashlanddog +594 / -0 53 comments share 53 comments share save hide report block hide replies
The main source is in page 2, footnote 8 of the Pfizer EUA letter. It states the EUA vax and Cominarty are functionally interchangeable but legally distinct.
Also, they admit that Cominarty is unavailable in the same letter.