Spinorphin TFA is an inhibitor of enkephalin-degrading enzymes. Spinorphin inhibits angiotensin-converting enzyme and enkephalinase. Spinorphin possesses an antinociceptive effect[1].
[1]. M Honda, et al. Spinorphin, an endogenous inhibitor of enkephalin-degrading enzymes, potentiates leu-enkephalin-induced anti-allodynic and antinociceptive effects in mice. Jpn J Pharmacol. 2001 Dec;87(4):261-7.
















