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 Powerock Pharma PT141 10mg PT 141, scientifically referred to as Bremelanotide, is a synthetic peptide developed through extensive structural modification of the naturally occurring alpha melanocyte stimulating hormone (a MSH). This peptide has gained considerable interest Buy PT 141 Injectable Peptides Online Livv Natural PT 141 20 MG NewHope Wellness Advisors Now prescribing PT 141 a peptide treatment designed to improve sexual arousal and desire in both men and women. Unlike traditional hormone therapies, PT 141 works through the central nervous system to enhance