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A long-acting GLP-1 receptor agonist used for type 2 diabetes and chronic weight management.

Key takeaway

Semaglutide is a modified version of glucagon-like peptide-1 (GLP-1), a gut hormone that helps regulate insulin release, appetite, and stomach emptying. A fatty-acid side chain lets it circulate for about a week.

At a glance

FDA statusIn an FDA-approved drug
503A compoundingEligible for 503A compounding (component of an approved drug)
Body areasMetabolism & weight, Gut
Through ScriptMatesPrescribable by licensed providers
Open questions1 noted below

What is semaglutide?

Semaglutide is a modified version of glucagon-like peptide-1 (GLP-1), a gut hormone that helps regulate insulin release, appetite, and stomach emptying. A fatty-acid side chain lets it circulate for about a week.

It is the active ingredient in FDA-approved products for type 2 diabetes and for chronic weight management. Partner pharmacies list compounded versions, often combined with a vitamin such as B12, B6, or glycine.

Dosage forms

FDA-approved products include solution for subcutaneous injection and oral tablets. These labeled forms do not make compounded preparations FDA-approved.

Is semaglutide FDA-approved?

Active ingredient of FDA-approved Wegovy (weight management) and Ozempic and Rybelsus (type 2 diabetes). Compounded semaglutide is not itself FDA-approved.

Can it be prescribed through ScriptMates?

Eligible for 503A compounding (component of an approved drug). A 503A partner pharmacy lists this peptide, and it has a lawful 503A compounding pathway.

What we could not confirm

  • Because approved semaglutide is no longer in shortage, section 503A limits compounding drugs that are essentially copies of it. Whether a given formulation qualifies is a prescriber and pharmacy determination.

Sources

  1. Drugs@FDA: Wegovy (semaglutide)
  2. Drugs@FDA: Ozempic (semaglutide)
  3. FDA: Concerns with unapproved GLP-1 drugs used for weight loss

Checked October 27, 2026. FDA updates these pages, so confirm before relying on them.