"This is a very clear effort to shine a light on this anti-vaccine trope: that thimerosal is somehow dangerous.” ...

And this time, it’s not just fringe actors fanning the flames. It’s policymakers. It’s media personalities. It’s individuals ...

Health experts were shocked to see that thimerosal, a preservative that has largely been phased out of U.S. vaccines, was on ...

Thimerosal is an ingredient that helps keep vaccines pathogen free. Health and Human Services Secretary Robert F. Kennedy Jr.

Thimerosal is a preservative used in certain vaccines since the 1930s, as well as in some other medical products. It was mostly used in multi-dose vials of vaccine, ...

The Trump administration’s new vaccine advisers endorsed this fall's flu vaccines late last week, but only those that don't ...

A new slate of vaccine advisers to the US Centers for Disease Control and Prevention voted Thursday to recommend that ...

It is rarely included in vaccines in the United States. The flu shot was the sole routinely recommended vaccine to include ...

Thimerosal Triggers Toxic Debate. While the new panel showed little conflict over the 2025-2026 seasonal flu vaccine recommendations, thimerosal fueled sharp reactions among members and outside ...

The mercury-based preservative has come under fire from the Advisory Committee on Immunization Practices and health secretary ...

The CDC's vaccine advisory committee voted to recommend annual flu vaccines but against flu shots containing the preservative thimerosal ...

The preservative is in a small share of flu shots and has been studied for decades. Experts say it’s safe — despite Kennedy’s long opposition.