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Shares of Merck slid Tuesday in early trading after the drugmaker surprised Wall Street with a lower-than-expected 2025 sales ...

The digital ad connects RFK Jr.’s anti-vaccine activism ... millions from lawsuits targeting vaccines, specifically over Gardasil, a vaccine that protects against the human papillomavirus ...

And ever since Gardasil gained US Food and Drug Administration ... Unusually, Merck also targeted adolescents directly through television ads in which free-spirited young girls jump rope, pummel ...