[Arg8]-Vasotocin is a hormone present in the neurohypophysis of nonmammalian vertebrates that is related to vasopressin and oxytocin.

Benzoylmesaconine is the most abundant component of Wutou decoction which is widely used in China because of its therapeutic effect on rheumatoid arthritis. Benzoylmesconine has analgesic activity.

α-Neoendorphin (1-8) is a 8-amino acid peptide derived from the N-terminal of α-Neoendorphin. α-Neoendorphin is an endogenous opioid peptide and is a part for the neoendorphins which are a group of endogenous opioid peptides derived from the proteolytic cleavage of prodynorphin isolated from procine hypothalmus and pituitary.