Pfizer, BioNTech to pursue 2nd booster shot authorization for older adults
By
Alicia Lasek
Mar 16, 2022
A second booster — or fourth dose — will be necessary to improve the vaccine’s waning protection in the face of omicron, Pfizer’s CEO has stated. Whether the FDA will find the evidence compelling...
CDC: COVID vaccines can be interchanged and doses delayed in supply crunch
By
Alicia Lasek
Jan 26, 2021
The agency has suggested exceptions to its official vaccine rules for cases when supply shortages interrupt second doses.
COVID-19 vaccine booster jab has 96 percent efficacy, Pfizer reveals
By
Alicia Lasek
Oct 22, 2021
A third dose of Pfizer-BioNTech’s vaccine restores protection against the disease to levels achieved after the second dose, a large new trial shows.
COVID vaccine protection drops by 80 percent in 6 months among nursing home residents: study
By
Alicia Lasek
Sep 03, 2021
Vaccinated staff members had a similar six-month decrease in immunity levels, investigators say. The data may support recommendations for vaccine booster shots, they contend.
New COVID booster shot rollout expected near Labor Day: officials
By
Alicia Lasek
Aug 25, 2022
The FDA expects to soon authorize omicron-targeting shots. The White House is planning to distribute them as part of a fall vaccination campaign, federal officials say.