Pfizer asks FDA to approve omicron-specific booster shot
Aug 22, 2022
Animal studies show that the new mRNA vaccine produces an immune response against both BA.4 and BA.5 subvariants.
Most older Americans say they will get updated COVID-19 booster in fall
Aug 10, 2022
Groups especially hard hit by COVID-19 — people older than 65 years, Black adults older than 50 years, people with low incomes — in particular are interested in the booster.
Moderna says omicron-specific booster should be ready by August
Jun 23, 2022
The vaccine targets both omicron and the original strain of the virus.
Vaccine makers already testing their shots against omicron variant
Nov 29, 2021
So far, existing vaccines have proven effective against prior coronavirus variants, including the delta variant.
Court temporarily blocks Biden’s vaccine mandate for big businesses
Nov 08, 2021
Lawsuit questions whether the federal government exceeded its authority in issuing the rule
NIH starts trial assessing ‘mix and match’ COVID-19 vaccine approach
Jun 02, 2021
Individuals who received Johnson & Johnson, Moderna or Pfizer-BioNTech vaccine will receive a single booster dose of Moderna vaccine 12 to 20 weeks later.