(January 2013). Gonadotropin-releasing hormone (GnRH), also known as luteinizing hormone-releasing hormone (LHRH) and luliberin, as well as gonadorelin (INN), is a trophic peptide hormone responsible for the release of follicle-stimulating hormone (FSH) and luteinizing hormone (LH) from the anterior pituitary.January 2013). Gonadotropin-releasing hormone (GnRH), also known as luteinizing hormone-releasing hormone (LHRH) and luliberin, as well as gonadorelin (INN), is a trophic peptide hormone responsible for the release of follicle-stimulating hormone (FSH) and luteinizing hormone (LH) from the anterior pituitary.