FDA advisers back updated COVID shots for fall vaccinations Enlarge this image toggle caption Esteban Felix/AP Esteban Felix/AP A panel of expert advisers to the Food and Drug Administration voted unanimously Thursday to recommend that the COVID-19 vaccine be updated to target emerging subvariants of omicron. The COVID shot that's currently available is known as a "bivalent" vaccine because it …
A rising Covid subvariant soon to become dominant across the US is significantly more resistant to the updated bivalent vaccines, according to a study. Researchers found that the bivalent Covid booster was effective against the BA.5 variant but only had a fourth of the effective antibodies against the growing BQ.1.1 strain. It is expected to soon take over as the …
For several years, the monovalent vaccines had proved to be suboptimal. ‘For our national immunization programme, the Universal Immunization Programme, we procure our vaccines—including the polio vaccines—from this company and also from several other Indian manufacturers approved by our NRA, don’t we?’ she thought. Why should the same vaccine from the same manufacturer lose its efficacy against the same disease …
