Boosters

Bivalent COVID vaccine protects against death for at least 6 months in older adults, CDC study suggests

Mon, 2023-06-19 17:48 — mike kraft

Bivalent COVID vaccine protects against death for at least 6 months in older adults, study suggests CIDRAP

The bivalent (two-strain) COVID-19 booster provides substantial protection against death among US adults aged 65 years and older, with no significant signs of waning for up to 6 months, concludes a study published Friday in Morbidity and Mortality Weekly.

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Japan to roll out COVID-19 booster targeting XBB subvariant in the fall

Mon, 2023-06-19 10:01 — mike kraft

Japan to roll out COVID-19 booster targeting XBB subvariant in the fall A vaccine subcommittee under the health ministry is aiming to prepare for another spike in infections possibly arriving in the winter. Tomoko Otake The Japan Times

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FDA advisors endorse using only updated Covid vaccines

Thu, 2023-06-15 17:31 — mike kraft

FDA advisers endorse updating COVID vaccines to target latest omicron strain The COVID-19 vaccines are on track for a big recipe change this fall. Today’s vaccines still contain the original coronavirus strain, the one that started the pandemic. But that strain was long ago supplanted by mutated versions as the virus rapidly evolves. Scientific advisers for the Food and Drug Administration on Thursday said the next round of shots should only include protection against the newest omicron variants that are now dominant worldwide.

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COVID shots should target XBB variants in 2023-24 campaign, US FDA staff say

Mon, 2023-06-12 18:05 — mike kraft

COVID shots should target XBB variants in 2023-24 campaign, US FDA staff say COVID-19 vaccines being developed and manufactured for the 2023-2024 campaign should target one of the currently dominant XBB variants, the U.S. Food and Drug Administration's (FDA) staff reviewers said on Monday. Reuters Reuters

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Fever is Now the Most Common Non-Respiratory COVID Symptom

Fri, 2023-06-09 08:52 — mike kraft

This Is Now the Most Common Non-Respiratory COVID Symptom New research shows that fever is the most common non-respiratory symptom of COVID-19. The study also showed that the risk of developing non-respiratory COVID features was higher among people who were not fully vaccinated. If you think you have COVID, get tested whether you have a fever or not. Yahoo Life

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Vaccine news: EU reglators back Covid vaccine update, Novavax touts new shot

Tue, 2023-06-06 10:01 — mike kraft

EU regulators back WHO's COVID vaccine update recommendation Europe's medicine regulators on Tuesday backed the World Health Organization's recommendation to update the antigen composition of COVID-19 vaccines to target one of the currently dominant XBB variants ahead of the upcoming autumn vaccination campaign. Reuters Reuters

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EU, Pfizer/BioNTech agree to cut COVID vaccine purchases

Fri, 2023-05-26 11:29 — mike kraft

EU, Pfizer/BioNTech announce amendment to COVID vaccine contract The European Union and drugmakers Pfizer and BioNTech said on Friday they had reached a deal to amend a COVID-19 vaccine contract, cutting the number the EU must buy and pushing the delivery deadline to 2026. Maggie Fick Reuters

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Antibodies spiked then waned after Pfizer, Moderna COVID vaccines, but J&J response was opposite

Tue, 2023-05-09 18:06 — mike kraft

Antibodies spiked then waned after Pfizer, Moderna COVID vaccines, but J&J response was opposite CIDRAP

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One month after COVID-19 vaccination, compared with J&J recipients, nAB levels were 51 times higher among Moderna recipients and 21 times higher among Pfizer recipients. At 6 months, however, J&J vaccinees produced the same antibody response as that of Moderna and significantly higher concentrations than those of Pfizer.

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Bivalent COVID vaccine shows good Omicron protection while older version wanes --studies

Wed, 2023-05-03 18:25 — mike kraft

Bivalent COVID vaccine shows good Omicron protection while older version wanes CIDRAP

Two studies published today measure the vaccine effectiveness (VE) of COVID-19 vaccines against laboratory-confirmed Omicron variant and subvariants and symptomatic disease. Vaccines that target the newer variants performed well, but primary vaccines offered rapidly waning protection from SARS-CoV-2 infections in the post-Omicron era.

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