Setmelanotide TFA (RM-493 TFA; BIM-22493 TFA; IRC-022493 TFA) is a selective melanocortin 4 receptor (MC4R) agonist.

Tidutamab (XmAb-18087) is a humanized bispecific antibody targeting the growth inhibitory receptor 2 (SSTR2) and T-cell binding domain (CD3) with antitumor activity for the study of gastric neurosecretory tumors.

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.