PT-141, also known as bremelanotide, is a synthetic research peptide that interacts with melanocortin receptors, a group of receptors involved in signaling throughout the brain and nervous system. Unlike compounds that act directly on blood flow, PT-141 research has focused largely on neurological pathways associated with sexual behavior and response.

Studies involving PT-141 have explored its relationship with melanocortin receptor activity, central nervous system signaling, sexual-response pathways, and behavioral signaling. Researchers have focused particularly on MC4 receptors found in areas of the brain involved in neurological and physiological responses.

Ophir Health PT-141 provides a precisely measured format for laboratory research involving melanocortin signaling, neurological pathways, receptor activity, and sexual-response research.