Losing more than 8% of weight in less than a month. This is the promise of a pill under experimentation in the laboratories of the American company Viking Therapeutics, which has achieved a

Viking Therapeutics Inc. cheered analysts Monday after the biotech posted data on its oral weight-loss drug showing better-than-expected results from a Phase 1 trial. The news sent the stock sharply higher in premarket trade, before it surrendered those ...