Pfizer asks FDA to approve omicron-specific booster shot
Aug 22, 2022
The drug company says that its new mRNA vaccine produces an immune response against the BA.4 and BA.5 omicron subvariants.
Vaccine potency wanes, but third COVID shot restores 95 percent efficacy, new data show
By
Alicia Lasek
Sep 16, 2021
New data from vaccine maker Pfizer and Israel’s health ministry may help U.S. health agencies make a case for recommending COVID-19 booster shots, various sources report.
CDC chief endorses COVID booster shots for nursing home residents, healthcare workers
By
Alicia Lasek
Sep 24, 2021
Older and medically compromised adults and workers in high-risk settings should be offered third doses of the Pfizer-BioNTech vaccine, CDC Director Rochelle Walensky, M.D., said early Friday. Her decision...