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.
FDA greenlights Novavax’s COVID-19 vaccine, adding unique option to U.S. arsenal
By
Alicia Lasek (f3)
Jul 14, 2022
The FDA late Wednesday authorized Novavax’s adjuvanted COVID-19 vaccine for emergency use in adults aged 18 years and older.