Somatostatin, also known as growth hormone-inhibiting hormone, is a naturally-occurring peptide hormone of 14 or 28 amino acid residues that regulates the endocrine system. It is secreted by the D cells of the islets to inhibit the release of insulin and glucagon, and is also generated in the hypothalamus, where it inhibits the release of growth hormone and thyroid-stimulating hormones from the anterior pituitary.Somatostatin is a tetradecapeptide which can suppress the growth hormone (GH) secretion and control the pituitary hormone secretion in human CNS.

Dimiracetam 是一种口服活性化合物，具有抗神经病变活性。Dimiracetam 可抑制过敏和神经改变，并抑制冷刺激大鼠模型中索拉非尼 (HY-10201) 诱导的神经病变。

β-丙氨酸乙酯是非必需氨基酸β-丙氨酸的乙酯。