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PT-141

Bremelanotide (PT-141)

Strong RCTFDA Approved

An FDA-approved melanocortin receptor agonist for hypoactive sexual desire disorder — works centrally on the brain, not the vascular system.

Mechanism of action

Melanocortin receptor agonism, central nervous system arousal pathways, dopamine activation

Primary benefits

  • Increased sexual desire (men & women)
  • Improved arousal
  • FDA-approved for HSDD in women
  • Central action — no cardiovascular effect

Dosing

Beginner
0.5-1 mg as needed
Intermediate
1-1.75 mg as needed
Advanced
1.75-2 mg as needed
Frequency: As needed — 45-60 min before activity
Timing: 45-60 minutes before activity
Route: Subcutaneous injection, Intranasal

Cycling protocol

Duration
As needed
Pattern
No more than once per 72 hours
Break after
N/A — as needed use

Important warnings

  • ⚠️FDA-approved for HSDD in premenopausal women (Vyleesi)
  • ⚠️Nausea common — take anti-nausea medication prophylactically
  • ⚠️Avoid in cardiovascular disease
  • ⚠️Prescription required