Liraglutide vs Semaglutide

Both are categorized under GLP-1 agonist in our directory—here is how they differ in name, use, and label context.

Liraglutide

GLP-1 agonist

Liraglutide illustration

An earlier daily-injection GLP-1 agonist—still used for diabetes and weight loss.

Liraglutide was the first GLP-1 drug widely used for obesity (Saxenda). It works similarly to semaglutide but requires daily dosing and tends to produce somewhat less weight loss. Well-studied safety profile over many pa…

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Semaglutide

GLP-1 agonist

Semaglutide illustration

A GLP-1 receptor agonist peptide drug approved for type 2 diabetes and chronic weight management.

Semaglutide mimics glucagon-like peptide-1, slowing gastric emptying and increasing satiety. Weekly injection versions (Ozempic, Wegovy) produce significant weight loss in trials. It is a prescription drug—not a supple…

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Quick comparison

  • Liraglutide: GLP-1 agonist — An earlier daily-injection GLP-1 agonist—still used for diabetes and weight loss.…
  • Semaglutide: GLP-1 agonist — A GLP-1 receptor agonist peptide drug approved for type 2 diabetes and chronic weight management.…