hCG — 10,000iu
279.99€
PT-141 — 10mg
The melanocortin peptide studied for central nervous system pathways of sexual function.
144.99€
Excl. btw 144.99€
- In Stock
- Evidence tier: Established
- Format: Lyophilized
- Purity: 99.3%
- Vial size: 10mg
Uitsluitend voor laboratoriumonderzoek. Niet voor gebruik bij mens of dier.
Over PT-141
PT-141 (bremelanotide) is a synthetic melanocortin receptor agonist studied for its effects on sexual function through central nervous system pathways rather than vascular mechanisms. Unlike PDE5 inhibitors that act peripherally, PT-141 works through melanocortin-4 receptors in the brain. It is one of the most studied peptides in sexual health research, with extensive published clinical data.
PT-141 (bremelanotide) is a synthetic melanocortin receptor agonist studied for its effects on sexual function through central nervous system pathways rather than vascular mechanisms. Unlike PDE5 inhibitors that act peripherally, PT-141 works through melanocortin-4 receptors in the brain. It is one of the most studied peptides in sexual health research, with extensive published clinical data.
PT-141 (bremelanotide) is a cyclic heptapeptide melanocortin receptor agonist derived from Melanotan II. It activates MC3R and MC4R receptors in the hypothalamus, triggering downstream neural signaling cascades that modulate sexual arousal and desire through central nervous system pathways rather than peripheral vasodilation. The MC4R activation increases dopaminergic and oxytocinergic signaling in brain regions associated with sexual motivation. Notably, it works independently of nitric oxide/PDE5 pathways (unlike sildenafil/tadalafil).
Duidelijkheid van het mechanisme: Well-characterized
Tags
Belangrijkste punten
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Onderzoeksscore 9/10
186+ gepubliceerde studies in de dataset
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Bewijsniveau: Established
Established — FDA-approved as Vyleesi for female HSDD. Multiple Phase 3 trials. Well-characterized mechanism. Clinical use in both genders supported by data.
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Gegevens bij mensen
Multiple Phase III RCTs; FDA-approved as Vyleesi for HSDD in premenopausal women
Opslag en hantering
Gevriesdroogd poeder: Room temperature or refrigerated
Na reconstitutie: Refrigerate; use within 30 days
Veiligheid en beperkingen
Onderzocht voor: Male erectile dysfunction, Female hypoactive sexual desire disorder, Libido enhancement, Sexual performance optimization
Gemelde aanvang: 45 minutes to 2 hours for onset; effects may last 6-12 hours
Gemelde duur: As-needed basis — 0.5-2mg SC, 1-4 hours before activity. Max 8 doses/month (FDA labeling). NOT a daily cycle peptide.
Meldingen uit de community: Users split: some report life-changing libido enhancement, others report severe nausea that outweighs benefits. Key tip: 'Start low (0.5mg) to assess nausea tolerance before going higher.' Men generally more positive. Brain-based mechanism is a major selling point for PDE5 inhibitor non-responders.
For research and educational use only. Source values are reproduced from the current PeptidesEuro content dataset and are not medical advice.
Kwaliteit en specificaties
Product details
- Productcode
- L-PT141-10
- Beschikbaarheid
- In Stock
- Evidence tier
- Established
- Format
- Lyophilized
- Purity
- 99.3%
- Vial size
- 10mg
Reconstitutiereferentie
- Bacteriostatisch water
- 2 mL
- Concentratie
- 5mg/mL (5mcg per unit). Standard 1mg dose = 200 units (0.2mL). Starting dose 0.5mg = 100 units.
- Spuit
- 29-31G insulin
Onderzoeksparameters
- Standaardhoeveelheid
- 1000 µg
- Alternatieve hoeveelheid
- 2000 µg
- Flacon
- 10 mg
- Schatting uit de dataset
- ~10 doses at 1mg each (1 vial of 10mg). As-needed use, not daily.
Laboratoriumrapport
- Laboratorium
- Janoshik Analytical
- Testdatum
- 2026-03-01
- Document
- Pdf niet bijgevoegd
Bekijk de wetenschap
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PMID 12851303
Lees de studie: PT-141: a melanocortin agonist for the treatment of sexual dysfunction (opent in een nieuw tabblad)
PT-141: a melanocortin agonist for the treatment of sexual dysfunction
Dose-dependent increase in erectile activity in healthy men and ED patients. Works through central melanocortin receptors, not peripheral vasodilation.
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RECONNECT Phase 3 trials — Bremelanotide for HSDD in premenopausal women
Statistically significant improvement in sexual desire and reduction in distress scores in women with HSDD. Basis for FDA approval of Vyleesi in 2019.
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PT-141 in male erectile dysfunction: efficacy in PDE5 inhibitor non-responders
Effective in men who had failed PDE5 inhibitors (Viagra/Cialis). Works through entirely different CNS pathway — melanocortin vs nitric oxide/PDE5.
Studies worden ter referentie vermeld. De meeste zijn uitgevoerd in dier- of celmodellen; de resultaten tonen geen veiligheid of werking bij mensen aan.
Verder lezen
Protocollen
Community evidence
- Source window English Reddit Updated 13 Aug 2026 · 10-year window
- Coverage confidence Low Confidence in the available community sample
- Distribution Pending Not enough data for a distribution.
Selected reports
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5 years agor/SEXONDRUGS · Post
I really don't like being punctured, so I'll go ahead and say that injecting it is the biggest downside. … At first I felt sick and weak, I was gonna go for a run but instead I laid down for 30 minutes.
Based on 1 qualifying reports from 1 threads. 26 candidates excluded as duplicates, promotion, deleted content, or lacking concrete personal experience. Reddit self-reports are not medical evidence or proof of causation.
Vragen over PT-141
Vragen en antwoorden die bij dit product zijn vastgelegd.
PT-141 works through the central nervous system (melanocortin receptors in the brain) to increase sexual desire and arousal. Viagra and Cialis work peripherally by increasing blood flow through PDE5 inhibition. PT-141 affects desire, not just mechanics — which is why it works in some people who don't respond to PDE5 inhibitors. It's also one of the few compounds studied for female sexual dysfunction.
PT-141 is used as-needed, not on a daily cycle like most peptides. FDA labeling for Vyleesi recommends no more than 1 dose per 24 hours and no more than 8 doses per month. Most research protocols use 0.5-2mg SC administered 1-4 hours before anticipated activity. Start at the low end (0.5mg) to assess nausea tolerance before increasing.
Nausea is the most commonly reported side effect — approximately 40% of women in clinical trials experienced it. In men, rates are lower but still notable. The nausea is typically transient (30-60 minutes) and dose-dependent. Community tip: start at 0.5mg and increase gradually. Taking it on an empty stomach and staying hydrated may help.
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