Bremelanotide is an oligopeptide.|Bremelanotide is a 7 amino acid peptide used to treat hypoactive sexual desire disorder in premenopausal women. Bremelanotide does not interact with alcohol. The mechanism by which bremelanotide's action on receptors translates to a clinical effect is still unknown. Bremelanotide was first described in the literature in 2003 when it was known by the investigational code PT-141. Since then it was investigated for its place in treating sexual dysfunction in men and women but is now only indicated for women. Other drugs used to treat female sexual dysfunction include [flibanserin], [estrogen], [ospemifene], and [prasterone]. Bremelanotide was granted FDA approval on 21 June 2019.|Bremelanotide is a parenterally administered melanocortin receptor agonist that is used to treat female hypoactive sexual desire disorder. Bremelanotide has been reported to cause mild serum enzyme elevations during therapy and has been implicated in rare instances of clinically apparent acute liver injury.