Wegovy: What You Need to Know

Wegovy is a prescription medicine containing the GLP-1 receptor agonist semaglutide. Its authorised use, eligibility criteria and product information should be checked with the relevant regulator and a healthcare professional.

How Wegovy Works

Semaglutide acts on GLP-1 receptors involved in appetite regulation. The official product information explains the authorised indication, administration, evidence and limitations.

Potential Benefits

Possible Side Effects

Commonly reported effects include nausea, gastrointestinal discomfort, diarrhea or constipation. These often lessen over time. People should talk to a healthcare professional about any concerns, including rare but serious warnings (e.g., pancreatitis, gallbladder issues) discussed in official guidance.

How It Compares: Wegovy vs. Semaglutide & Retatrutide

Semaglutide is the active ingredient in Wegovy; formulations and indications differ by product and jurisdiction. Retatrutide is a different, investigational compound in clinical development and is not an approved substitute for Wegovy.

Medicines and Research Materials

An analytical peptide reference material is not a prescription medicine. GenPep research-use materials are not intended for human consumption or treatment and must not be used as substitutes for Wegovy or another authorised medicine. See our explanation of research-use-only.


Frequently Asked Questions (FAQ)

How does Wegovy work?

It uses semaglutide (a GLP-1 receptor agonist) to support appetite regulation and slow gastric emptying, which can help reduce calorie intake alongside lifestyle measures.

Is Wegovy the same as semaglutide?

Wegovy is a brand that uses semaglutide for weight management. Semaglutide is also used in other medicines for different indications.

What are common side effects?

Nausea, diarrhea, constipation and stomach discomfort are commonly reported and often reduce over time. Speak with a healthcare professional about persistent or severe symptoms.

Who is Wegovy for?

Wegovy is a prescription-only treatment. Suitability depends on an individual clinical assessment by a healthcare professional.

References & Further Reading

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