Nociceptin(1-13)NH2
[Phe1Ψ(CH2-NH)Gly2]Nociceptin(1-13)NH2 is a nociceptin receptor (ORL1) agonist. [Phe1Ψ(CH2-NH)Gly2]Nociceptin(1-13)NH2 strongly depresses the nociceptive flexor reflex in rats. [Phe1Ψ(CH2-NH)Gly2]Nociceptin(1-13)NH2 can be used for analgesia research.