retatrutide expanded access program Retatrutide, an experimental weight-loss drug,

The Effect of a Subcutaneous Infusion of GLP-1, OXM, and PYY on Energy Intake and Expenditure in Obese Volunteers

GLP-1 drugs like Ozempic work by suppressing appetite and slowing gastric emptying, and a 2025 Stanford Medicine study identified a naturally occurring peptide that rivals semaglutide for weight loss while avoiding nausea and muscle loss

This often exceeds results from metformin or dietary changes alone

Market Dynamics: Drivers: Expansion of Indications Beyond Type 2 Diabetes The growing list of indications for GLP-1 analogues which extend across type 2 diabetes has greatly helped the market for these drugs