President Donald Trump has issued an executive order aiming to reduce childhood vaccinations by streamlining the inoculation schedule to just 11 shots. This move is intended to provide American children with top-tier protection and bring the country in line with other nations that advocate for fewer vaccinations.
The order reflects the objectives of Health Secretary Robert F. Kennedy Jr., a vocal anti-vaccine advocate who has propagated a disproven connection between vaccines and autism. Specifically, the order proposes dividing the childhood MMR (measles, mumps, and rubella) vaccine into three separate doses administered during distinct medical appointments.
Earlier, Kennedy had trimmed the U.S. immunization schedule by eliminating shots for six out of 17 diseases, a decision that was halted by a federal court ruling. Trump’s order now directs federal support solely towards the remaining 11 vaccinations.
While the order recommends revised vaccine guidelines, it emphasizes that states, not the federal government, hold the jurisdiction to mandate vaccinations for schoolchildren. States are encouraged to consider aligning their school vaccine mandates with the administration’s preferred schedule, as per a White House briefing.
Oklahoma Governor Kevin Stitt commended the order for enhancing clarity and transparency in vaccine recommendations. However, Democratic governors J.B. Pritzker of Illinois and Josh Shapiro of Pennsylvania criticized the directive, with Pritzker cautioning against the dissemination of false information amid a surge in measles cases.
The order also tasks the Justice Department with challenging state vaccination laws that allegedly conflict with parental rights, religious freedoms, disability accommodations, and equal protection, including regulations on religious and medical exemptions from vaccination mandates.
Medical professionals, public health experts, and vaccine manufacturers have spoken out against the order. Dr. Aaron Milstone of the American Academy of Pediatrics (AAP) Committee on Infectious Diseases highlighted the potential for parental confusion resulting from conflicting messages, potentially leading to delayed immunizations.
Merck, a pharmaceutical company, refuted the order’s recommendation to split the MMR shot, emphasizing the lack of scientific evidence supporting this approach. Dr. Elizabeth Mack, a pediatric critical care physician, questioned the feasibility of the directive due to the unavailability of licensed single-antigen measles, mumps, and rubella vaccines in the U.S.
The World Health Organization defended the evidence-based process underpinning childhood immunization schedules, emphasizing the extensive research that guides vaccination recommendations globally. Trump’s administration contends that the order would significantly reduce the number of injections children receive, but experts argue that this claim is exaggerated due to misinterpretations of combination shots and the inclusion of annual flu and COVID-19 doses in the count.
AAP President Dr. Andrew Racine criticized the administration’s intention to revisit the link between vaccines and autism, highlighting that numerous well-conducted studies have consistently debunked any such association. Dr. Alycia Halladay of the Autism Science Foundation reiterated that the issue lies not in the lack of scientific evidence but in individuals choosing to disregard established research findings.

