奥曲肽是一种人工合成的八肽环状化合物,具有与天然内源性生长抑素类似的作用,但作用较强且持久,半衰期较天然抑素长30倍。奥曲肽具有多种生理活性,如抑制生长激素、促甲状腺素、胃肠道和胰内分泌激 Octreotide is a synthetic octapeptide cyclic compound that has a similar effect as natural endogenous somatostatin, but its action is strong and long lasting with a 30-fold longer half-life than that of native somatostatin. Octreotide has a variety of physiological activities, such as inhibition of growth hormone, thyroid stimulating hormone, gastrointestinal and pancreatic endocrine stimuli