PT-141 (Bremelanotide)
Ac-Nle-cyclo[Asp-His-D-Phe-Arg-Trp-Lys]-OH. Peptide, melanocortin receptor agonist.
This page describes what PT-141 (Bremelanotide) is and its known risks. It is not medical advice and not a guide to using it. Many of these substances are prescription-only or illegal to use without a prescription. Speak to a doctor.
- Class
- Peptide
- Legal status
- Prescription only (FDA-approved as Vyleesi for HSDD)
- Half-life
- Several hours
- Liver strain
- Low
- Kidney strain
- Low
- Converts to estrogen
- None
- Suppresses natural hormones
- Not typically
Medical uses
- Hypoactive sexual desire disorder (women)
What it does in the body
Other
- Increased sexual desire/arousal
- Independent of testosterone/estrogen pathways
Forms, half-life and detection
| Form | Half-life | Reported detection window |
|---|---|---|
| Injectable (Subcutaneous) | Several hours | Unknown |
Side effects and health risks
Heart and blood vessels
- Transient blood pressure increase
- Flushing
Gastrointestinal
- Nausea (common)
- Vomiting
Other
- Headache
- Skin darkening with repeated use (melanocortin pathway, rare)
Related compounds
Questions
What is the half-life of PT-141 (Bremelanotide)?
About Several hours. Half-life is the time for the level in the blood to fall by half.
How long is PT-141 (Bremelanotide) detectable?
Testing windows of Unknown are reported, depending on the test and the person.
Is PT-141 (Bremelanotide) legal?
Prescription only (FDA-approved as Vyleesi for HSDD). Laws differ by country and change; check the rules where you live.
What blood tests matter with PT-141 (Bremelanotide)?
Ask a doctor which tests suit you.
What are the side effects of PT-141 (Bremelanotide)?
Heart and blood vessels: transient blood pressure increase and flushing. Gastrointestinal: nausea (common) and vomiting. Other: headache and skin darkening with repeated use (melanocortin pathway, rare).
For information only, not medical advice. MyoStats is a tracking tool used at your own discretion. Speak to a doctor before changing your training, diet, medication or anything you take.