Wegovy vs Saxenda: side-by-side comparison
Wegovy (Semaglutide) and Saxenda (Liraglutide) both belong to the Diabetes Treatment class. They share clinical context but use different active ingredients. The choice between them depends on mechanism nuances, side-effect profile and individual response.
| Property | Wegovy | Saxenda |
|---|---|---|
| Active ingredient | Semaglutide | Liraglutide |
| Manufacturer | Novo Nordisk | Novo Nordisk |
| Class | Diabetes Treatment | Diabetes Treatment |
| Strengths | 0.25mg, 0.5mg, 1mg, 1.7mg, 2.4mg | 6 mg/mL |
| Forms | pre-filled pen | pre-filled pen |
What's the same
Wegovy and Saxenda both belong to the Diabetes Treatment class and are used for partially overlapping indications. The active ingredients — Semaglutide vs Liraglutide — share the same therapeutic approach, so many safety and management points carry across both.
Key differences
Meaningful differences are in active ingredient (Semaglutide vs Liraglutide), strengths (0.25mg, 0.5mg, 1mg, 1.7mg, 2.4mg vs 6 mg/mL), forms (pre-filled pen vs pre-filled pen), and the mechanism, half-life and side-effect nuances that distinguish members of the class.
Mechanism and action
Wegovy: Wegovy acts on the GLP-1 receptor in the central nervous system and gastrointestinal tract to reduce appetite, slow gastric emptying and increase satiety. Saxenda: Saxenda acts on the GLP-1 receptor in the central nervous system and gastrointestinal tract to reduce appetite, slow gastric emptying and increase satiety.
When Wegovy is preferred
Wegovy is indicated as an adjunct to a reduced-calorie diet and increased physical activity for chronic weight management in adults with obesity (BMI 30 or higher) or with overweight (BMI 27 or higher) and at least one weight-related comorbidity such as hypertension, dyslipidaemi…
When Saxenda is preferred
Saxenda is indicated as an adjunct to a reduced-calorie diet and increased physical activity for chronic weight management in adults with obesity (BMI 30 or higher) or with overweight (BMI 27 or higher) and at least one weight-related comorbidity such as hypertension, dyslipidaem…
Frequently asked questions
Is Wegovy or Saxenda better? ▾
There is no single answer. Wegovy and Saxenda both belong to the Diabetes Treatment class but differ in mechanism nuances, half-life and side-effect profile. Preference depends on the patient, the prescriber and prior response to other therapies.
Can I switch from Wegovy to Saxenda? ▾
Switching within the Diabetes Treatment class is done under supervision, typically using equivalent doses and a follow-up period to confirm response and tolerance. It is not a self-directed decision.
Do Wegovy and Saxenda have the same side effects? ▾
They share many of the Diabetes Treatment class side effects, with differences from mechanism and dose. Each medication's prescribing information lists specifics.
More Wegovy comparisons
The information on this website is provided for reference and educational purposes only. It does not replace consultation with a qualified healthcare professional.