Pharma companies were mostly left out of the stock market’s broader rally Monday morning on the news that President Donald ...

People taking Eli Lilly’s obesity drug, Zepbound, lost nearly 50% more weight than those using rival Novo Nordisk’s Wegovy in the first head-to-head study of the blockbuster medications.

As more doctors and patients turn to the latest weight-loss drugs, researchers are trying to figure out which drug is right ...