Overview
Major Brands
Ozempic, Wegovy, and Rybelsus
How it Works
GLP-1 receptor agonist (mimics the hormone glucagon-like peptide-1).
Slows gastric emptying, reduces appetite, and increases insulin release in response to glucose.
Effects
Proven strong weight-loss and glucose-control benefits.
Average weight loss (Wegovy trials): ~15% of body weight over ~68 weeks.