The natural immune protection that develops after a SARS-CoV-2 infection offers considerably more of a shield against the Delta variant of the pandemic coronavirus than two doses of the Pfizer-BioNTech vaccine, according to a large Israeli study that some scientists wish came with a “Don’t try this at home” label. […]
La farmacéutica norteamericana Johnson & Johnson ha comunicado mediante nota de prensa los datos de inmunogenicidad y seguridad que avalan la administración de una segunda dosis de la vacuna de adenovirus humano 26 frente a la COVID-19. Estos datos se suman a los publicados el pasado mes en los que se constataba […]
Vaccine effectiveness against COVID-19 infection dropped from about 91% to 66% once the Delta variant became the dominant strain in the U.S., according to a new study published Tuesday by the CDC. The decline points to the highly contagious nature of the Delta variant and underscores the importance of vaccination to prevent […]
La vacunación evita entre 2 y 3 millones de muertes cada año a nivel global, es una de las historias de mayor éxito de la medicina moderna. Todas las vacunas que se emplean hoy en día han demostrado ser seguras y efectivas para proteger a individuos y poblaciones contra enfermedades infecciosas. Las vacunas contra la […]
How did the FDA arrive at the decision to approve Comirnaty (COVID-19 Vaccine mRNA)? What is different now when compared to the December 2020 authorization of Pfizer-BioNTech COVID-19 Vaccine? FDA conducted a thorough evaluation of the data and information submitted in the Biologics License Application (BLA) for Comirnaty before making […]
The Food and Drug Administration gave full approval to the Pfizer COVID-19 vaccine on Monday, Aug. 23, making it the first COVID-19 vaccine to receive such approval. The Pfizer vaccine was previously available under an FDA emergency use authorization. This emergency use authorization followed rigorous testing that included thousands of […]
A naturally occurring nanoparticle yields a new type of vaccine that offers broad-acting protection against emerging SARS-CoV-2 variants. With further development, the approach may lead to a pan-coronavirus vaccine. Without realizing it, scientists have been preparing for the COVID-19 pandemic for years. In 2012, Middle Eastern Respiratory Syndrome (MERS), a […]
Créditos: Comité científico Covid
While cases of pericarditis or myocarditis temporally linked to COVID-19 vaccination remain rare, they may happen more often than reported, according to a large review of electronic medical records (EMR). They also appear to represent two “distinct syndromes,” George Diaz, MD, Providence Regional Medical Center Everett, Everett, Washington, told theheart.org | Medscape Cardiology. Myocarditis typically […]
Although fewer children have been infected with COVID-19 compared to adults, children can: Be infected with the virus that causes COVID-19 Get sick from COVID-19 Spread COVID-19 to others CDC recommends everyone 12 years and older should get a COVID-19 vaccination to help protect against COVID-19. Widespread vaccination is a critical tool to […]
