prompt release of several pituitary hormones was noticed after administration of the hypothalamic releasing hormones fsh/lh-rf and thyrotropin-releasing hormone , whereas insulin-induced hypoglycemia , levodopa , chlorpromazine and clomiphene citrate , all of which act at the level of the hypothalamus , did not alter basal pituitary secretion .
C0023610
fsh/lh-rf
C0020663
hypothalamus