Wegovy vs Trulicity: side-by-side comparison
Wegovy (Semaglutide) and Trulicity (Dulaglutide) 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 | Trulicity |
|---|---|---|
| Active ingredient | Semaglutide | Dulaglutide |
| Manufacturer | Novo Nordisk | Eli Lilly |
| Class | Diabetes Treatment | Diabetes Treatment |
| Strengths | 0.25mg, 0.5mg, 1mg, 1.7mg, 2.4mg | 0.75mg, 1.5mg, 3mg, 4.5mg |
| Forms | pre-filled pen | pre-filled pen |
What's the same
Wegovy and Trulicity both belong to the Diabetes Treatment class and are used for partially overlapping indications. The active ingredients — Semaglutide vs Dulaglutide — share the same therapeutic approach, so many safety and management points carry across both.
Key differences
Meaningful differences are in active ingredient (Semaglutide vs Dulaglutide), strengths (0.25mg, 0.5mg, 1mg, 1.7mg, 2.4mg vs 0.75mg, 1.5mg, 3mg, 4.5mg), 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. Trulicity: After subcutaneous injection, dulaglutide is gradually absorbed and circulates with greater than 99% albumin binding.
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 Trulicity is preferred
The medication is indicated in adults with type 2 diabetes mellitus, alone or in combination with other antidiabetic agents, to improve glycaemic control.
Frequently asked questions
Is Wegovy or Trulicity better? ▾
There is no single answer. Wegovy and Trulicity 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 Trulicity? ▾
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 Trulicity 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.
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The information on this website is provided for reference and educational purposes only. It does not replace consultation with a qualified healthcare professional.