The potential change outlined in a statement says all new vaccines will be required to undergo placebo testing, a procedure in which some people receive the vaccine and others receive an inert ...

The administration will require all new vaccines to be tested against an inert substance known as a placebo before they can be made available, which is a "radical departure from past practices ...

Kennedy Jr., says it intends to add the requirement of a placebo testing phase in vaccine trials to provide more transparency about medical products, but experts warn the process could threaten ...

The agency suggested that clinical trials in humans may be required for updated Covid shots, raising questions about whether ...