The drugmaker said it would spend up to $4 billion to acquire small companies exploring vaccines for shingles, Epstein-Barr virus and other pathogens.

President Trump announced the addition of 600 medicines to his online drugstore as he appeals to Americans concerned about high drug prices and affordability.

Eli Lilly plans to acquire Centessa Pharmaceuticals, which has been conducting a midstage clinical trial of its lead drug.

A closely watched clinical trial in Britain that screened blood for early detection of cancer did not show a reduction in later stages of the…

Federal policies under Robert F. Kennedy Jr. that are hostile to vaccines have “sent a chill through the entire industry,” one scientist said.