Even your statement about the polio vaccine is not correct. Two doses of inactivated polio vaccine (IPV) are 90% effective or more against polio; three doses are 99% to 100% effective. It is not eradicated. But just like the shingles vaccine you are almost immune from it if you take the vaccine.
Originally Posted by CryptKicker
You have to argue with the CDC then. On their website they state that the US has been polio free since 1979. Unlike the covid flu shot, when you get the polio vaccine you do not get polio and you do not pass on polio.