Yes, but those are different people that might be killed, which makes it an ethical dilemma.
Depending on the type of adverse reaction, it might be safer for young people to not get vaccinated at all or with a different vaccine. (For example if the adverse reaction affects mostly young people, while COVID affects mostly older people.)
Depending on the type of adverse reaction, it might be safer for young people to not get vaccinated at all or with a different vaccine. (For example if the adverse reaction affects mostly young people, while COVID affects mostly older people.)