The US Department of Health and Human Services has adopted a recommendation to remove a preservative called thimerosal from ...

What is thimerosal, does it have side effects and why is RFK Jr. removing the controversial preservative from the flu shot?

The mercury-based ingredient has prompted concerns from some organizations, although the CDC has said there is no evidence it ...

HHS Secretary Robert F. Kennedy Jr. formally accepted recommendations that would require all vaccine manufacturers to ...

The decision follows last month’s vote of the CDC’s revamped vaccine advisory committee. Thimerosal, mostly removed from ...

Advisers to the Centers for Disease Control and Prevention recommended against flu shots containing the ingredient thimerosal. Why is the additive, safely used since the 1930s, being questioned again?

The United States will stop distributing all influenza vaccines that contain mercury-based preservative thimerosal, marking ...

A CDC advisory panel vote to recommend against use of seasonal influenza vaccines containing small amounts of thimerosal ...

Doctors and infectious disease experts stress that flu vaccines are safe, and they are especially important for older adults ...

Fact checked by Jennifer Klump An advisory committee to the Centers for Disease Control and Prevention (CDC) recently voted ...

Thimerosal is a chemical compound that's about 50% mercury by weight, according to the FDA, and has been used in trace amounts as a preservative in vaccines and medicines since the 1930s.

What's more, Georgetown's Goodman points out that despite thimerosal's removal from most vaccines, autism rates have continued to rise over the last 20 years, "which certainly would not be consistent ...