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PT-141 (Bremelanotide)

Sexual HealthResearch Use Only

Also known as: Bremelanotide

A libido peptide (bremelanotide — FDA-approved for women) that works through the brain, not blood flow.

Dosing quick reference

research reference
Starting dose
500 mcg per dose
Frequency
As researched: daily protocols or single pre-event doses
Typical range
500–1,500 mcg per dose
Cycle
8–16 weeks (protocolized) or as-needed
Titration (step-up)
Wk 1–8: 500 → Wk 9–12: 1,000 → Wk 13+: 1,500 mcg
Commonly referenced as a single dose 1–4 h before activity rather than daily.
Half-life
~2-3 hours
Route
Subcutaneous (research)
Common use
Sexual arousal and libido research
Common vial sizes
10 mg
Storage
Store lyophilized powder frozen or refrigerated; reconstituted solution refrigerated at 2-8°C and used within a few weeks.

Reported side effects

NauseaFlushingHeadacheTransient blood pressure changes
Regulatory note: A form of bremelanotide is an approved prescription drug in some jurisdictions; research-grade material is not intended for human use.
Calculate a dose →PT-141 (Bremelanotide) on The Peptide Guide →Deeper research reference: literature dose ranges, storage and handling, and where to source in Canada.

Dose figures are ranges commonly referenced in research literature, not recommendations or medical advice. Research-only labeling does not establish that a substance is safe, approved or appropriate for personal use. Consult a qualified healthcare professional about health decisions.