Vaccines

States with policy that permitted adolescents to independently choose to receive HPV vaccination had a significantly higher immunization uptake.

2 doses of the India-developed vaccine BBV152 offer 77.8% protection against symptomatic COVID-19 disease.

The Biden administration is also setting mandates for health care workers in facilities receiving federal aid.

The CDC’s Advisory Committee on Immunization Practices voted to recommend hepatitis B, orthopoxviruses, and Ebola vaccines to certain populations, as well as approving 2022 immunization schedules for children, adolescents, and adults.

The ACIP considered the benefits of the newly emergency-authorized vaccine versus the risks of COVID-19 in children aged 5-11 years old.

The latest National Immunization Survey-Child, for children born in 2017- 2018, reveals different rates of vaccination by demographic and disease.

Booster dose eligibility is broadening as the flu season approaches. An expert emphasizes the need to protect for both COVID-19 and the flu in the coming months.

Unpublished data from the company's ongoing pediatric trial show children aged 6 to <12 years old have an antibody response greater than that of young adults.

The median vaccination rate of white American adults was found to be 1.3 times higher than Black and Hispanic adults.

Data presented to the Vaccines and Related Biological Products Advisory Committee (VRBPAC) showed 2 10 µg doses of the Pfizer-BioNTech vaccine to be 90.7% effective in children older than 5 and younger than 12.

The Centers for Disease Control and Prevention (CDC) Director Rochelle Walensky's, MD, endorsement Thursday evening came after 2 days of deliberation from the CDC’s Advisory Committee on Immunization Practices (ACIP) where the group recommended the Moderna and Janssen COVID-19 vaccine “booster” doses.

The CDC’s Advisory Committee on Immunization Practices (ACIP) updated their pneumococcal vaccination recommendations, adding Merck’s sequential vaccine regimen.

The actions taken by the FDA set differing availability of the 3 emergency-authorized vaccines.

The CDC found 2 doses of Pfizer-BioNTech reduced COVID-19 severe outcomes and hospitalization by 93% in adolescents 12-18 years old.

The decision comes after supporting data from a "mix and match" trial last week, and may align with emergency authorizations for the Moderna and Janssen booster doses.

The VRBPAC committee unanimously voted in favor of the Janssen (Johnson & Johnson) COVID-19 vaccine for use under EUA as a booster dose in individuals 18 years and older at least 2 months after a single dose primary vaccination.

The VRBPAC meeting precedes deliberation from the FDA on amending the company's emergency authorization to include booster doses for adult patients.

While receiving a booster of one’s original COVID-19 shot leads to an immune boost, this was heightened among individuals who received a different booster than their primary vaccine.

The FDA suggested that Johnson & Johnson had not conducted an appropriately thorough test to prove its vaccine requires a six-month booster.

Qatar has the highest mRNA vaccine coverage in the world, but their vaccinated population is experiencing significant waning in vaccine efficacy, leading to breakthrough infections.

Monica McArthur, MD, PhD, discusses why to-be-authorized COVID-19 vaccine doses for children may not be tiered for patient risk as they were for adults.

The findings have supported the launch of a phase 3 trial called EVERGREEN, which is now underway.

An expert explains the science of vaccine- and infection-induced immunity, and how it informs the timeline of COVID-19 outbreaks this year.

The companies will be seeking emergency authorization for a lighter-dose mRNA vaccine for children aged 5 to <12 years old.

A presentation of available third-dose data suggest the adverse event rate is consistent with that observed with second doses.

Preprint data from a real-world evidence assessment, as well as preliminary reports from a 2-dose trial, support the company's pursuit for FDA authorization of a second COVID-19 vaccine dose.

Though efficacy waned over months, protection from symptomatic and severe COVID-19 remained significant, with no new adverse event risks observed.

A neighborhood-level assessment of major cities show areas impacted the most by historic COVID-19 deaths are significantly less vaccinated.

New Imbokodo findings show a 4-dose regimen was only about 25% effective in preventing HIV in at-risk women, hindering progress for the vaccine.

An Israel study estimates vaccinated persons' risk of side effects including myocarditis, relative to the risk brought on by SARS-CoV-2 infection.