Tasimelteon是一种口服活性、选择性的双重褪黑激素受体激动剂 (DMRA)，对 MT2 受体的亲和力比 MT1 受体高 2.1-4.4 倍。它是一种昼夜节律调节剂，具有治疗非 24 小时睡眠/觉醒障碍的潜力。

GSK962040 HCl is a small molecule, selective motilin receptor agonist with pEC50 of 7.9.

Motilin (porcine), a polypeptide hormone, is ligand of endogenous motilin receptor that stimulates gastric motility through release in the small intestine and into the general circulation during fasting.

MA 2029 is a potent and selective, competitive motilin receptor antagonist with IC50 of 4.9 nM.

ANQ 11125 is a selective motilin receptor antagonist with pKd of 8.24.

Motilin (canine), a 22-amino acid peptide, is agonist of gastrointestinal smooth muscle contraction.

GSK962040 is a small molecule, selective motilin receptor agonist with pEC50 of 7.9.