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hypothalamic hormone
Thyrotropin-releasing hormone
Gonadotropin-releasing hormone
Adrenocorticotropin-releasing hormone
Oxytocin
Antidiuretic hormone
It is produced by Hypothalamus.It stimulates secretion of FSH and LH by Pitutory.
No, GnRH or gonadotropin releasing hormone is not a steroid, but rather a peptide (type of protein) hormone.
Estrumate is a common brand.