PDF) Ipamorelin, the first selective growth hormone secretagogue The most common GH releasing peptides: , Ipamorelin A ghrelin receptor agonist that triggers short pulses of growth hormone release from the pituitary with minimal effects on cortisol, prolactin, or PDF) Ipamorelin, the first selective growth hormone secretagogue Corticotrophin releasing hormone Hormones Hypothalamic Pituitary Adrenal (HPA) Axis: ACTH, Cortisol, Regulation and Functions TeachMePhysiology Normal Physiology of ACTH and GH Release in the Hypothalamus and Anterior Pituitary in Man Endotext NCBI Bookshelf