Kennedy Jr., the secretary of Health and Human ... Offit, Hotez and others disputed the claim that testing vaccines against a placebo is a "radical departure" and that childhood vaccines were ...

Kennedy Jr. is requiring all new vaccines to undergo ... "Under Secretary Kennedy’s leadership, all new vaccines will undergo safety testing in placebo-controlled trials prior to licensure ...

The US Department of Health and Human Services said it will require that all new vaccines be tested in placebo-controlled ...

U.S. Health and Human Services Secretary Robert F. Kennedy Jr plans to change how vaccines are tested. New vaccines will ...