fda glp-1 warning news november 2025 warns consumers not to use counterfeit Ozempic (semaglutide) found in U.S. drug supply chain FDA warns Novo Nordisk of

Beyond just lowering your blood sugar, GLP-1 drugs affect the entire gastrointestinal system and even the brain to produce weight loss

In rodent experiments, GLP-1 receptor activity within the hypothalamus was associated with changes in TSH (thyroid-stimulating hormone) secretion and downstream thyroid hormone regulation

Effects of cotadutide on metabolic and hepatic parameters in adults with overweight or obesity and type 2 diabetes: A 54-Week randomized phase 2b study

GLP-1, or glucagon-like peptide-1, is a peptide hormone made by the small intestine and helps reduce glucose levels by stimulating insulin and reducing glucagon secretion