According to the company, the new, 225,000-square-foot expansion is a "crucial component" of a more than $12 billion infusion toward U.S. capital investments it's made since 2018.

Merck has opened a $1 billion, 225,000-square-foot facility at its Durham campus dedicated to vaccine manufacturing, the drug giant announced Tuesday.

Merck said on Tuesday it has opened a $1-billion facility at its North Carolina site, as the drugmaker seeks to boost its U.S. manufacturing in the face of President Donald Trump's tariff threats. Dru