Total vaccine supply will depend on several other unknowns, including whether 15 micrograms of antigen is enough — as is the case
with seasonal vaccine — and whether one or two shots are needed.
Not exact matches
Even if you don't get a flu
vaccine before October, as is considered ideal, public health officials recommend that everyone — including pregnant women in any trimester — aged 6 months and older, as well as those
with compromised immune systems such as small children and the elderly, get their
seasonal flu shots in order to protect both themselves and those around them.
Prevention and Control of
Seasonal Influenza
with Vaccines, 2017 - 18.
In addition to washing your hands, it's important that anyone who comes in contact
with your baby get the
seasonal flu
vaccine.
After its latest battle
with H1N1, a U.S. Centers for Disease Control and Prevention committee recommended in February that everyone six months and older get the annual
vaccine, a step that should improve immunity against future pandemics as well as
seasonal cycles of the flu.
With no head in place to hoard the immune response, the
vaccine might coax the body to make enough stem - focused antibodies to protect against flu, the researchers hoped, regardless of the
seasonal mutations occurring at the top.
The responses of those given the quadrivalent
vaccine were the same as those of volunteers who received the
vaccine with two strains of A and the strain of B that matched the B strain in the 2012 - 2013
seasonal flu trivalent
vaccine.
In addition to growth problems
with the virus, Hall noted that one
vaccine maker is still making
seasonal flu
vaccine and has yet to switch over to production of the novel H1N1 product.
«None of them find any increase or decrease in the risk of H1N1 disease associated
with the
seasonal flu
vaccine exposure,» she said.
Scientists have identified a potential way to improve future flu
vaccines after discovering that
seasonal flu typically escapes immunity from
vaccines with as little as a single amino acid substitution.
The agency approved the
vaccines with scant clinical data, relying instead on the same «strain change» rules that allow manufacturers to change the
seasonal vaccine without conducting human studies.
Each year, the U.S. Food and Drug Administration, in collaboration
with the Centers for Disease Control and Prevention and the World Health Organization, decides which strains of influenza virus to include in the
seasonal flu
vaccine.