PT 141 for Premature Ejaculation: How It May Help Double blind, placebo controlled evaluation of the safety, pharmacokinetic properties and pharmacodynamic effects of intranasal PT 141, a melanocortin receptor agonist, in healthy males and patients with mild to moderate erectile dysfunction Rekindling Desire: PT 141 Peptide for Women Burick Center for Health and Wellness PT 141 Nasal Spray vs Injection: Which Is More Effective? How Long Does PT 141 Last? Duration and Timing Guide Inner Balance