What are the two types of flu vaccines 2020?
Two types of influenza vaccine are widely available: inactivated influenza vaccines (IIV) and live attenuated influenza vaccines (LAIV). Traditionally, influenza vaccines (both IIV and LAIV) have been produced to protect against 3 different seasonal influenza viruses (also called trivalent vaccines).
What does the 2020 flu vaccine contain?
Flu vaccines protect against the three or four viruses (depending on the vaccine) that research suggests will be most common. For 2020-2021, trivalent (three-component) egg-based vaccines are recommended to contain: A/Guangdong-Maonan/SWL1536/2019 (H1N1)pdm09-like virus (updated)
What is the 2020 flu vaccine called?
Influenza Vaccine for the 2020-2021 Season
| Manufacturer | Total Number of Lots Released by FDA |
|---|---|
| Flucelvax Quadrivalent Seqirus, Inc. | 65 |
| FluLaval Quadrivalent ID Biomedical Corporation of Quebec | 41 |
| FluMist Quadrivalent MedImmune, LLC | 16 |
| Fluzone High Dose Quadrivalent Sanofi Pasteur, Inc | 44 |
What are 4 side effects of the flu vaccine?
Common side effects from a flu shot include soreness, redness, and/or swelling where the shot was given, headache (low grade), fever, nausea, muscle aches, and fatigue. The flu shot, like other injections, can occasionally cause fainting.
Why are there different flu vaccines for different ages?
Why is it needed? Some older adults may have weaker immune systems, which can lead them to be less protected after a regular flu vaccine. In response to a regular flu shot, older people produce 50% to 75% fewer antibodies, which protect against the vaccine antigens, than do younger adults.
Does Covid vaccine contain Covid?
No. None of the authorized COVID-19 vaccines in the United States contain the live virus that causes COVID-19. This means that a COVID-19 vaccine cannot make you sick with COVID-19. COVID-19 vaccines teach our immune systems how to recognize and fight the virus that causes COVID-19.
What does quadrivalent mean?
1 : tetravalent. 2 : composed of four homologous chromosomes synapsed in meiotic prophase. quadrivalent.