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Educational Wellness Information Only

This platform provides peer-reviewed research summaries and educational content about peptides for wellness and optimization purposes. Nothing on this site is intended as medical advice, diagnosis, or treatment. We do not claim any peptide can diagnose, treat, cure, or prevent any disease. Always consult a licensed healthcare provider before beginning any wellness protocol.

Statements on this site have not been evaluated by the FDA. Compounded preparations are subject to applicable state and federal regulations. Availability and eligibility vary.

GnRH Agonist · Endocrine

Histrelin (Supprelin LA / Vantas) Peptide

GnRH agonist implant for central precocious puberty and prostate cancer.

Wellness category: Hormonal
Medically reviewed for educational accuracy
Published Last reviewed

What is Histrelin (Supprelin LA / Vantas)?

Histrelin (Supprelin LA / Vantas) is a gnrh agonist · endocrine peptide studied for central precocious puberty (supprelin la) and advanced prostate cancer (vantas). Below is an educational overview of Histrelin (Supprelin LA / Vantas) peptide benefits, mechanism, common research protocols, dosage references, and known side effects.

FDA-Approved

Plain-Language Label Highlights

Brand names: Supprelin LA, Vantas

What it's approved for

Central precocious puberty (Supprelin LA) and advanced prostate cancer (Vantas).

A small under-the-skin implant replaced once a year that quietly lowers sex hormones the whole time.

Common side effects
  • Implant-site reactions (redness, soreness, bruising)
  • Hot flashes
  • Fatigue
  • Headache
Serious risks to know
  • Implant breakage at removal
  • Cardiovascular and metabolic effects with long-term use
  • Bone density loss
Who should avoid or use with extra caution
  • Pregnancy
  • Known hypersensitivity to GnRH analogs

Educational summary of the FDA prescribing information. Not a substitute for the full label or medical advice. Always discuss with a licensed prescriber.

Histrelin (Supprelin LA / Vantas) Mechanism of Action

Synthetic nonapeptide GnRH agonist delivered via a subcutaneous hydrogel implant providing continuous release for 12 months, desensitizing the pituitary and suppressing sex steroids.

Histrelin (Supprelin LA / Vantas) Research Areas & Benefits

Central precocious puberty (Supprelin LA)
Advanced prostate cancer (Vantas)

Histrelin (Supprelin LA / Vantas) Dosage & Common Research Protocols

Annual implant

50 mg SC implant in inner upper arm; replaced every 12 months.

Protocols summarized for educational reference from published research. Not dosing guidance.

Histrelin (Supprelin LA / Vantas) Studies & Cited Research

[1]JCEM·2007 Peer-reviewed

Histrelin implant in CPP

Sustained suppression of pubertal progression with single annual implant.

Why we trust this source: Published in a peer-reviewed scientific journal with editorial and reviewer oversight.

Citations are linked to PubMed, Google Scholar, and Crossref searches so you can verify the source independently. All references are reviewed during our editorial passes (last reviewed June 1, 2026).

Histrelin (Supprelin LA / Vantas) Side Effects & Safety Considerations

  • FDA-approved.
  • Implant site reactions and rare implant breakage at removal.

Common questions about Histrelin (Supprelin LA / Vantas)

More Hormonal peptides · See all 14

Educational Information Only — Not Medical Advice

All content on this page is for educational and informational purposes only. It is not medical advice, diagnosis, or treatment. We make no claims that any peptide can diagnose, treat, cure, or prevent any disease. Peptides discussed are not FDA-approved for the indications listed unless explicitly stated otherwise.

Always consult a licensed healthcare provider before beginning any wellness protocol. Statements have not been evaluated by the FDA. Compounded preparations are subject to applicable state and federal regulations. Availability, eligibility, and pricing may vary.

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