Why do I need a booster dose?
Transcript of Why do I need a booster dose?
So that's an excellent question.
So at the moment, we know that there are two doses of COVID vaccines required for a complete primary course of COVID vaccination, but the antibody response or immune protection can reduce or wane over time so that a third dose is recommended six months after the primary course to restore the immune response.
But what's good news is that the protection against severe disease remains high and wanes less than the protection against symptomatic infection.