29. Why are vaccines used in
the prevention but not in the
treatment of infections? Why
can antivenom serums be
used in prevention and
treatment?

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Vaccines are not used the treatment
of infections they depend on
the immune response that
takes a week to occur isnot
so intense and . Antivenom
serums however are into the
circulation and as an immediate
treatment they are made of
great amount of immunoglobulin
() which is potent against
respective specific venom.