
A federal judge temporarily blocked HHS from downgrading some childhood vaccines and enjoined changes to advisory membership, pausing parts of the administration's immunization agenda and prompting a postponed ACIP meeting. The court action directly affects a recent adviser recommendation to delay the newborn hepatitis B shot until two months for infants of mothers who test negative—studies warn that change could produce hundreds more infections. The ruling has amplified confusion about vaccination guidance while HHS leadership and policy decisions remain under heightened scrutiny.
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