/DISCLAIMER · RESEARCH_COMPOUND

This page is reference information only. Most compounds described here are research chemicals, not FDA-approved medications. MyTRT does not sell, recommend, or endorse the use of these substances. Always consult a qualified physician.

/PT_141_10MG
Peptide

PT 141

Melanocortin Receptor Agonist

/HALF_LIFE
2.7 hours
/DELIVERY
Subcutaneous injection

/WHAT_IT_IS

PT-141 (Bremelanotide) is a synthetic peptide developed from melanotan II that activates melanocortin receptors, influencing libido and sexual function.

/USAGE

Used in research related to sexual arousal disorders, both male and female.

/MECHANISM_OF_ACTION

Stimulates MC-3 and MC-4 receptors in the brain, enhancing sexual arousal via the central nervous system.

Reported Benefits

  • +Enhanced libido
  • +Improved sexual arousal
  • +Potential treatment for erectile dysfunction

Reported Side Effects

  • Nausea
  • Facial flushing
  • Increased blood pressure

/STACKED_WITH

OxytocinMelanotan II

/RESEARCH_NOTES

FDA-approved under the name Vyleesi for hypoactive sexual desire disorder (HSDD) in premenopausal women.

/REFERENCE

https://pubmed.ncbi.nlm.nih.gov/12851303/

/RELATED

/TRACK_THIS

Browse all 89 in the app.

MyTRT's in-app library has the same 89 peptide entries plus dosing notes, stack builders, and the ability to log them alongside your TRT protocol.

Last reviewed: 2026-06-04 · Reference only. Not medical advice. Consult a qualified physician.