
PT-141
The arousal peptide—ideal for men and women.
Subcutaneous injection
What is PT141?
PT-141 (Bremelanotide) is a centrally acting melanocortin receptor agonist used to enhance sexual desire and arousal in women. Originally developed to treat sexual dysfunction, it is FDA-approved for hypoactive sexual desire disorder (HSDD) in premenopausal women. Unlike traditional ED medications, PT-141 works through the brain rather than blood flow.
The essentials
Your protocol, step by step
CNS-Based Arousal Enhancement
PT-141 activates melanocortin receptors (MC3R and MC4R) in the hypothalamus, increasing sexual desire and drive by acting on the central nervous system.
Independent of Blood Flow
Unlike PDE5 inhibitors (like sildenafil or tadalafil), PT-141 does not depend on nitric oxide pathways or vascular mechanisms—making it effective for both genders and for arousal-related dysfunction.
Rapid, On-Demand Effect
Administered via subcutaneous injection 45–60 minutes before sexual activity, PT-141 enhances arousal, responsiveness, and sensitivity for several hours.
What patients look for
Questions, answered
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