Is inactivated vaccine safe or recombinant vaccine safe? What if inactivated vaccine and COVID-19 recombinant vaccine are mixed

At present, inactivated vaccine and recombinant vaccine are commonly used in COVID-19 vaccination. COVID-19 inactivated vaccine has the advantages of simple preparation and high safety, and is the most commonly used way to block the transmission of acute infectious diseases. The advantages of recombinant protein vaccines are safety, efficiency, and scalable production. What if COVID-19 recombinant vaccine and inactivated vaccine are mixed? Below, the editor will bring you the latest introduction. Interested friends, let's take a look together!