PT 141 (Bremelanotide) Peptide Spray & Injectable PT 141 Injections in Northern Gameday Men's Health Northern PT 141 (Bremelanotide): How It Works For Sexual Arousal, PT 141 is discussed for sexual dysfunction in both men and women. Unlike blood flow focused approaches, it works centrally by modulating PT 141 Peptide for Erectile Dysfunction: What Men Need to Know PT 141 Peptide Therapy in Los Angeles Tower Urology Sexual Health Treatment Bremelanotide PT 141 Men Erectile Dysfunction Randomized Trial: What the Evidence Shows