In IOP Conference Series: Environ
Zepbound comes as a single-dose, prefilled pen with a pre-attached needle
Saxenda (Liraglutide) FDA approval: 2014 for chronic weight management Indicated population: Adults with BMI 30, OR Adults with BMI 27 with at least one weight-related condition Also available as: Victoza (lower dose, approved for Type 2 diabetes) Ozempic (Semaglutide) FDA approval: 2017 for Type 2 diabetes Indicated population: Adults with Type 2 diabetes as adjunct to diet and exercise Not approved for: Weight loss (though commonly prescribed off-label) Wegovy (Semaglutide) FDA approval: 2021 for chronic weight management Indicated population: Adults with BMI 30, OR Adults with BMI 27 with at least one weight-related condition Adolescents aged 12+ with obesity Same medication as Ozempic: Different dosing and FDA indication Practical Implications The regulatory distinctions matter for: Insurance coverage: Medications are often covered only for their approved indications

This is a problem because the spectral signal represents an average over the measured area, and different types of tissue have different metabolite concentrations
As an incretin hormone, GLP-1s reduce blood glucose levels through insulin secretion, glucagon suppression, and slowed gastric emptying
2 The development of these longer acting alternatives has allowed GLP-1 receptor agonists to become a promising therapeutic option for patients with diabetes