Resultados de las vacunas monovariantes y bivariantes frente a ómicron de Biontech-Pfizer

Las farmacéuticas Pfizer y BioNTech han anunciado los resultados de una vacuna monovalente y otra bivalente administrada después de una serie primaria y una primera dosis de recuerdo frente a la variante ómicron BA.1. La primera vacuna generó un aumento de los títulos de anticuerpos neutralizantes de 13.5 y 19.6 veces a […]

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Fourth Pfizer Dose Better for Severe Than Symptomatic COVID: Study

A fourth dose of the Pfizer-BioNTech vaccine is effective in reducing the short-term risk for COVID-19 infection, hospitalization, and death in people who got a third dose at least 4 months before, a large study published Wednesday shows. However, Paul Offit, MD, author of an editorial accompanying the study, told Medscape Medical News, […]

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Pfizer Vaccine Potentially Linked to Hearing Loss

The World Health Organization is investigating rare instances of hearing loss and other auditory disturbances associated with COVID-19 vaccinations – primarily the Pfizer-BioNTech shots, according to a report from WHO. Of 11 billion doses given, a WHO newsletter reported 164 cases of hearing loss worldwide among people who had received Pfizer-BioNTech, Moderna or AstraZeneca […]

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Moderna, Pfizer Want FDA to OK Second Boosters

Moderna and Pfizer are seeking FDA approval for second COVID-19 booster shots. On Thursday, Moderna formally requested the FDA grant emergency authorization for a second booster shot of its COVID-19 vaccine for all adults over 18 who’ve received approved vaccines. Earlier this week, on Tuesday, Pfizer and its partner BioNTech […]

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Una cuarta dosis contra Covid-19 SERÁ necesaria: CEO de Pfizer

El CEO de Pfizer, Albert Bourla, indicó en una entrevista en el programa Face the Nation de CBS, que por cuestiones de seguridad y para poder obtener una mayor protección contra el COVID-19 y todas sus variantes será necesaria una cuarta dosis de la vacuna de su laboratorio. Pfizer presentará a la FDA datos sobre […]

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Mantenga sus vacunas contra el COVID-19 al día

Vacúnese y manténgase al día con las vacunas Esquema completo de vacunación significa que una persona recibió todas las dosis recomendadas de su esquema principal de vacunas contra el COVID-19. Al día signifca que una persona recibió todas las dosis recomendadas de su esquema principal de vacunas contra el COVID-19 y una dosis […]

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CDC data suggest Pfizer vaccine protection holds up in kids 5-11, raising questions on earlier study

Does the Pfizer-BioNTech Covid-19 vaccine provide less protection to children aged 5 to 11 than to adolescents 12 to 17? A study from New York state released Monday suggests that’s the case. But new data from 10 states released Tuesday tell a different story. The data, published by the Centers for Disease Control […]

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Pfizer and FDA pull back from plan to expedite review of Covid-19 vaccine in young children

Plans to attempt to authorize the Pfizer/BioNTech Covid vaccine for children under 5 before full data are available appear to have run aground. The Food and Drug Administration on Friday canceled a key meeting of its vaccines advisory committee that had been slated for next Tuesday to discuss the submission, […]

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