WASHINGTON -- Many of the world's richest countries have spent the past year hoarding coronavirus vaccines, buying up enough doses to vaccinate their populations several times over and consistently ...

While the omicron variant appears to be more resistant to COVID-19 vaccines, Dr. Anthony Fauci stressed Wednesday that the vaccines still offer substantial protection against the newly-discovered ...

Pfizer and BioNTech said Wednesday that initial lab tests show that the omicron variant partly escapes protection offered by the companies' two-dose regimen of their COVID-19 vaccine. However, those ...

On Thursday, Johnson & Johnson released new data showing that its COVID-19 vaccine and booster shot offers significant protection against hospitalization caused by the omicron variant. The company ...

Stream Connecticut News for free, 24/7, wherever you are. South African scientists say the Covid omicron variant significantly reduces antibody protection generated by Pfizer and BioNTech's vaccine, ...

The drug regulator has cleared Serum Institute to begin Phase III trials for a 2-in-1 covid-flu vaccine while simultaneously approving an Omicron-specific booster, marking a transition toward seasonal ...

Moderna said on Monday its updated Covid-19 booster generated "significantly higher" neutralizing antibodies against the Omicron BA.4/BA.5 subvariants than its earlier shot. The bivalent booster used ...

Pfizer and BioNTech have begun a clinical trial for their Omicron-specific COVID-19 vaccine candidate, they announced in a news release on Tuesday. The study will evaluate the vaccine for safety, ...

Pfizer will begin human trials of an omicron-specific COVID-19 vaccine beginning in late January, a company spokesperson confirmed Monday to FOX TV Stations. "We already have begun work on a DNA ...