What medications contain thimerosal?
Thimerosal as a preservative is present in certain other vaccines. Examples are tetanus toxoid, Td, DT, certain formulations of influenza vaccine, and meningococcal polysaccharide vaccine in multidose vials.
What is the meaning of thimerosal?
Thimerosal is a mercury-containing organic compound (an organomercurial). Since the 1930s, it has been widely used as a preservative in a number of biological and drug products, including many vaccines, to help prevent potentially life threatening contamination with harmful microbes.
Which of the following strains remained unchanged from the 2019/2020 to the 2020 2021 Egg based quadrivalent influenza vaccine?
Quadrivalent vaccines will include an additional influenza B virus component from the B/Yamagata lineage, which is unchanged from that included in quadrivalent influenza vaccines used during the 2019–20 season.
Does the flu shot contain mercury?
Do vaccines contain mercury? Answer: Almost all childhood vaccines DO NOT contain mercury. However, some influenza (flu) vaccines that have more than one dose in the vial (multi-dose vials) contain thimerosal, which is a mercury-based preservative.
When was thimerosal first used in vaccines?
Thimerosal is a preservative that has been used in some vaccines since the 1930’s, when it was first introduced by Eli Lilly Company. It is 49.6% mercury by weight and is metabolized or degraded into ethylmercury and thiosalicylate.
What strain is in 2021-2022 flu vaccine?
For the influenza A H1N1 component, the group also agreed to include a A/Victoria/2570/2019 (H1N1) pdm09-like virus for the egg-based vaccine and the A/Wisconsin/588/2019 (H1N1) pdm09-like virus for cell culture or recombinant vaccines. These strains were included for the 2021–2022 season.
Is there a flu vaccine without thimerosal?
Chiron’s Fluvirin is approved for individuals 4 years of age and older, and GSK’s Fluarix is approved for individuals 18 years of age and older. The live attenuated influenza vaccine (FluMist, manufactured by MedImmune), which contains no thimerosal, is approved for individuals 5 to 49 years of age.