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[ad_1] Syringe with Covid-19 vaccine against the XBB Variant. Fight against virus Covid-19 Coronavirus, Vaccination and immunization. Undefined Undefined | Istock | Getty Images U.S. Food and Drug Administration staff on Monday said updated Covid boosters should target XBB omicron subvariants for the upcoming fall and winter vaccination campaign.  The U.S. should use a monovalent vaccine targeting either XBB.1.5, XBB.1.16, or XBB.2.3, collectively the dominant strains nationwide, the staff said in a briefing document .  related investing news The FDA staff made the conclusion ahead of a meeting on Thursday, when a panel of external advisors to the agency will recommend a strain for new Covid shots to target later this year. There is no set date for when the vaccination campaign will begin. Vaccine manufacturers will be expected to update their shots once that strain is selected. Pfizer , Moderna and Novavax are already developing versions of their respective vaccines targeti

[ad_1] A nurse prepares doses of the Pfizer vaccine during a COVID-19 vaccination event at Josephine's Southern Cooking in Chatham, Illinois, Dec. 30, 2021. Brian Cassella | Tribune News Service | Getty Images A new round of Covid vaccines is finally here in the U.S. The Centers for Disease Control and Prevention cleared single-strain shots from Pfizer and Moderna for all Americans six months and up on Tuesday, following approvals from the Food and Drug Administration on Monday. Those mRNA vaccines are designed to target a relatively new omicron subvariant called XBB.1.5 .  The first doses of the new shots will be available at some pharmacies and other vaccine distribution locations within 48 hours of the CDC's recommendation, agency staff said Tuesday during a meeting of independent advisors to the CDC. That means jabs could reach Americans as soon as Thursday. Meanwhile, the FDA is still reviewing a third updated vaccine from Novavax for people ages 12 and up.  Th

[ad_1] Nikos Pekiaridis | Nurphoto | Getty Images Stock Chart Icon Stock chart icon Novavax shares jump on news of a settlement payment from the Canadian government. It's unclear how many doses of Novavax's jab – its only commercially available product after 35 years – went unused. Under the amended agreement, Novavax will also provide Canada with fewer doses of its vaccine on a revised delivery schedule.  However, Canada can terminate the contract if Novavax fails to receive regulatory approval for vaccine production at the Canadian government's biomanufacturing facility by Dec. 31, 2024, according to the agreement. The announcement is another sign of hope for investors after the cash-strapped company raised doubts about its ability to stay in business earlier this year.  CNBC Health & Science Read CNBC's latest health coverage: In May, Novavax adopted a more positive outlook and announced a sweeping cost-cutting plan alongside its first-quarter earnings repor