Gonadorelin

Synthetic gonadotropin-releasing hormone, identical to the body's own; well studied as a pituitary test and as pump therapy for hypothalamic infertility.

Also known as: GnRH, LHRH, Factrel, Lutrepulse
Area: Hormones
Status: US products (Factrel, Lutrepulse) approved in 1982 and 1989, now discontinued

Articles on Gonadorelin

HormonesHuman study

Sermorelin and gonadorelin: the older hormone-releasing peptides

Both were once FDA-approved medicines, and both are now discontinued in the US. Their real track records are narrower, and more medical, than their current reputations.

HPR Editorial · 29 Aug 2026 · 6 min read