The list of uses for GLP-1 agonist drugs keeps growing: It started as a treatment for type 2 diabetes , then got hyped as a weight-loss jab.  There's also evidence that GLP-1 agonists, like semaglutide and tirzepatide — sold as Mounjaro, Ozempic, Wegovy and Zepound —  Take a 30,000ft view, and you will see a classic case of what's known in the trade as drug repurposing. That's one drug with multiple uses. What may seem to some like a cunning way to cash in on an already popular drug is to