No. Because infused antibodies give passive immunity for a couple of weeks then are gone. If you want longer lasting immunity you need the vaccine. The people who were given this need to return for the vaccine once the antibody cocktail is oit of their system
The human body develops antibodies to a host of pathogens that is lifelong. The following sentence doesn’t mean to cast aspersions on the rank and file doctors and nurses. What credible and concrete evidence do you have to prove that that isn’t the case with Covid besides what the failed, elite establishment medical community puts out?