Vaccines developed early in the COVID-19 pandemic continue to provide substantial protection against severe disease and death from the disease. The SARS-CoV-2 virus has mutated significantly since late 2019. But, in many cases, the immune system can recognize later variants such as Omicron. This ability comes in part from features […]
(Reuters) – There is not sufficient evidence to recommend more than one COVID-19 booster shot a year for older people and those with weakened immune systems, an expert advisory group to the U.S. Centers for Disease Control and Prevention (CDC) said on Friday. The COVID-19 working group of the CDC’s […]
A regimen of three doses of COVID-19 vaccine, compared with two doses, is associated with a greater than 90% decrease in COVID-19-related deaths among patients with multiple chronic conditions, data suggest. Booster vaccination can play a crucial role in protecting vulnerable groups as the pandemic continues to evolve, the study […]
Summary What is already known about this topic? COVID-19 vaccines have been effective in preventing SARS-CoV-2 infection and associated hospitalizations and deaths among nursing home residents. What is added by this report? In a large cohort of nursing home residents, receipt of a second mRNA COVID-19 booster dose during circulation […]
Dr Ananda Amarasinghe explains that booster doses sustain the immune protection against COVID-19 and should be prioritized for those at highest risk of serious COVID-19 illness Créditos: Comité científico Covid
Booster doses of COVID-19 vaccines were recommended for people aged 18 years or older in November 2021 following the recommendation of an additional primary dose of COVID-19 vaccine for select immunocompromised populations on August 13, 2021.1 As of February 26, 2022, more than 93 million booster doses of COVID-19 vaccines had […]
The COVID-19 mRNA vaccines’ 2-dose primary series appeared to provide less protection against hospitalization from Omicron variant infections than Alpha and Delta infections, according to a recent study. A booster dose, however, was associated with increased effectiveness against Omicron hospitalizations at the same high levels achieved against earlier variants with 2 […]
The Centers for Medicare & Medicaid Services (CMS) now provides data on COVID-19 vaccine booster shots among residents and staff at nursing homes. The data, which feature both completed vaccination and booster rates for individual facilities, is accessible via the Medicare.gov Care Compare website. State and national averages of completed vaccination […]
The FDA today announced its vaccines advisory committee will meet April 6 to discuss the future of COVID-19 booster doses and how to tell if a specific strain of the coronavirus needs its own vaccine. The independent experts on the Vaccines and Related Biological Products Advisory Committee will be joined by representatives […]
Créditos: Comité científico Covid
