Not the same from a safety standpoint. Unless youre trying to get tanned (please dont use a tanning bed), PT141 is always going to be the answer. PT 141 (Bremelanotide) is a synthetic peptide developed from Melanotan 2 (MT II). PT 141 was recently approved for the treatment of HSDD (hypoactive sexual desire disorder) in women. PT 141 is a peptide that was PT 141 Side Effects: What You Need to Know Before Starting Peptide therapy opens new doors for men struggling with libido and sexual performance. PT 141 and Melanotan are two injectable peptides that stimulate regions in the brain responsible for sexual