Vaccination

Why and when to get a bivalent booster

The original COVID-19 boosters did a great job of preventing severe illness and hospitalization, even during the delta surge. Then came omicron and its subvariants, which are more transmissible than previous variants and ...

Vaccination

Sanofi-GSK COVID booster jab shows positive results

French drug maker Sanofi said Monday a COVID booster shot it is developing with Britain's GlaxoSmithKline has produced positive results against Omicron and other variants in clinical trials.

Vaccination

Pfizer tests extra COVID shot for kids under 5 in setback

Pfizer said Friday it was changing plans and testing three doses of its COVID-19 vaccine in babies and preschoolers after the usual two shots didn't appear strong enough for some of the children.

Vaccination

EU clears Moderna shot for young kids, Pfizer boosters

The European Medicines Agency said it has authorized Moderna's coronavirus vaccine for children aged six to 11, in addition to recommending booster shots of Pfizer's vaccine for those aged 12 and over, in decisions aimed ...

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