Package : 10mg/vial CAS No. : 32780-32-8 Sequence : Ac-Nle-cyclo[Asp-His-D-Phe-Arg-Trp-Lys]-OH Molecular Formula : C 50 H 68 N 14 O 10 Molecular Weight : 1025.2 Purity (HPLC) : 98% min Description Bremelanotide (formerly PT-141) is the generic term for a new medication for use in treating sexual dysfunction in men (erectile dysfunction or impotence) as well as sexual dysfunction in women (sexual arousal disorder).