Covid booster vaccines might not be needed every year because protection against severe infection is holding up 'pretty well,' top scientists say — while the Biden administration promises to double the number of pharmacies offering antiviral pills 'in weeks' as cases surge 53 percent in a fortnight.Fourth jabs are already being offered to over-50s after they were approved by the Food and Drug Administration () last month, and plans are being prepared to roll out a fifth shot this fall.But Dr. Paul Offit, from the agency's jabs advisory panel — which rubber-stamps shots — warned Tuesday that the U.S. is in danger of sleep-walking into an annual Covid vaccination drive, like with the flu, without considering whether the top-up shots were actually needed.
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