Articles related to VACCINES/IMMUNIZATION

BCG vaccination increased immune responsiveness without inflammatory activation and shifted beta-amyloid patterns in a small mechanistic study of older adults.

The FDA expanded approval of Capvaxive, a pneumococcal 21-valent conjugate vaccine, to children and adolescents aged 2 to 17 years with at least one chronic medical condition increasing pneumococcal disease risk, based on STRIDE-13 trial data showing noninferiority to PPSV23 across 12 shared serotypes and statistically significantly higher OPA GMTs for 9 serotypes unique to Capvaxive.

A 509,926-patient Medicare cohort found that recombinant herpes zoster vaccination was associated with a 5.8 percentage point reduction in 4-year dementia risk among older adults following skilled-nursing facility admission, adding to a growing body of observational evidence linking RZV to cognitive protection.

The GINA 2026 update introduces age-stratified primary care flowcharts for asthma exacerbation management, expands biologic guidance including depemokimab, and adds a formal red-flag list for fatal or near-fatal asthma risk in adults and adolescents.

ACOG released its first maternal immunization schedule formally diverging from federal vaccine recommendations, following its February 2026 withdrawal from the CDC Advisory Committee on Immunization Practices over concerns about the committee’s scientific integrity.

A Senate investigative report alleged that federal health officials received early signals of myocarditis and pericarditis following mRNA COVID-19 vaccination in adolescents and young adults months before public advisories were issued, citing internal agency communications and subpoenaed HHS documents.