Is the flu shot available now 2020?
There are two new vaccines licensed for use during the 2020-2021 flu season. The first is a quadrivalent high-dose vaccine licensed for use in adults 65 years and older. This vaccine will replace the previously licensed trivalent high-dose vaccine.
What month do flu shots become available?
CDC recommends that people get a flu vaccine by the end of October. However, getting vaccinated early (for example, in July or August) is likely to be associated with reduced protection against flu infection later in the flu season, particularly among older adults.
Are all flu shots the same 2020?
Are all influenza vaccines the same? All influenza vaccines contain antigen derived from the same influenza viruses, with the one difference being that trivalent vaccines have 3 different antigens and quadrivalent vaccines have four different antigens (the same three that are in the trivalent vaccines, plus one more).
What months is flu season 2020?
Most of the time flu activity peaks between December and February, although activity can last as late as May. The figure below shows peak flu activity in the United States by month for the 1982-1983 through 2017-2018 flu seasons.
How long is the flu season 2020?
In general in the United States, flu season can start anytime in late fall, peak in mid-to-late winter (between January and February), and continue through early spring. 2 On average, flu season lasts about 13 weeks. It will usually end by April, but in some years it can linger into May.
How effective is the flu shot for 2020?
CDC’s influenza vaccination coverage reports show that overall flu vaccination coverage (among people 6 months and older) during 2019-2020 increased from the previous season to nearly 52%.
Are there 2 different flu shots this year?
For 2020-2021, all flu vaccines except one are quadrivalent.
The only trivalent flu vaccine available this year is Fluad, an adjuvant vaccine for people aged 65+. (Confusingly, Fluad is available this year in both trivalent and quadrivalent forms.)
How long do flu shots last?
How long does immunity from influenza vaccine last? Protection from influenza vaccine is thought to persist for at least 6 months. Protection declines over time because of waning antibody levels and because of changes in circulating influenza viruses from year to year.
Do you have to wait 12 months between flu shots?
The flu shot offers protection against the flu for about 6 months. A person should get a flu shot every year, and the best time to get one is the end of October.
What flu is going around 2020?
Influenza B Strain Dominating Early in the 2020 Flu Season.
What strain of flu is going around 2020?
The committee recommended that the quadrivalent formulation of cell- or recombinant based influenza vaccines for the U.S. 2020-2021 influenza season contain the following: an A/Hawaii/70/2019 (H1N1) pdm09-like virus; an A/HongKong/45/2019 (H3N2)-like virus; a B/Washington/02/2019- like virus (B/Victoria lineage);
Why does flu come in winter?
The virus lives longer indoors in winter, because the air is less humid than outside. While it’s alive and in the air, it’s easy for people to inhale it, or for it to land on the eyes, nose, or mouth. We spend more time indoors and have closer contact with each other, which makes it easier for the virus to spread.