"Getting up to date now is especially important for those who are at risk of serious outcomes, as the updated vaccines offer protection from hospitalization and even death.” “These new bivalent vaccines are designed to offer extra protection against the omicron variants, which are now the dominant strain of the virus," Illinois Department of Public Health Director Dr. The hope is that the modified boosters will blunt yet another winter surge.Īppointments to receive the updated shots have been ramping up in Chicago-area pharmacies, with Illinois health officials urging community members to get the new dose. The move by the FDA tweaks the recipe of shots made by Pfizer and rival Moderna that already have saved millions of lives. The combination aims to increase cross-protection against multiple variants. They contain half that original vaccine recipe and half protection against the newest omicron versions, called BA.4 and BA.5, that are considered the most contagious yet. boosters are combination, or “bivalent,” shots.
Until now, COVID-19 vaccines have targeted the original coronavirus strain, even as wildly different mutants emerged. Food and Drug Administration, told CNBC's Make It. Paul Offit, director of the Vaccine Education Center at Children's Hospital of Philadelphia and member of an independent advisory group to the U.S. "We just don't have any data on this, essentially giving two vaccines in one shot - but biologically, I just wouldn't expect the side effects, severity or the safety profile of the shots to be different from the current mRNA vaccines and boosters," Dr. As they have had vaccines before, they're less likely to have side effects and and if you have a side effect, it sometimes is not that comfortable for a day or two, but know that you have a really strong immune system, generally a really robust immune response, and it suggests a good level of protection as well."Įxperts have said the new boosters may not be much different from your last dose. And as people get older, they are less likely to have side effects. You cannot get COVID from COVID vaccines just like you cannot get flu from a flu vaccine," Arwady said. Illinois Coronavirus Updates: New COVID Variant Concerns, Mask Recommendations swelling of the lymph nodes in the arm where the shot was givenĪrwady noted that for those who do experience symptoms, it is simply an immune response - and could even be a good sign.pain, redness or swelling where the shot was administered.
Next most common is pain or soreness at the site of injection, and then there continue to be some people - these are people with a more robust immune response - who sometimes for 24, up to 48 hours, can feel tired and some in some cases can have a short-term fever."īelow is a look at what side effects could be expected from the booster shot. the most common side effects report is no side effect. "When you look on on the national level and in some of the studies, we're seeing even fewer side effects than we saw early on and that's what you would expect," she said.
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