A sign of Swiss pharmaceutical giant Novartis is seen on the top of a building at Novartis Campus in Basel on Sept. 9, 2025. Fabrice Coffrini | AFP | Getty Images Novartis, one of the world's largest pharmaceutical companies, and Genentech, a major biotech firm, say they've uncovered a "dangerous scheme" to import their allergy medication from Canada into the U.S. in violation of U.S. Food and Drug Administration regulations.