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GnRH agonists: gonadorelin, leuprolide and nafarelin
J N Pace1, J L Miller, L I Rose
1Hahnemann University School of Medicine, Philadelphia, Pennsylvania.
American Family Physician
|November 1, 1991
Summary
Gonadotropin-releasing hormone (GnRH) and its analogs regulate reproductive hormones. Potent GnRH analogs are used to treat various conditions, including cancers and hormonal disorders, by suppressing pituitary gonadotropins.
Area of Science:
- Endocrinology
- Neuroendocrinology
Background:
- Gonadotropin-releasing hormone (GnRH) is a hypothalamic peptide regulating LH and FSH secretion.
- Native GnRH has diagnostic and therapeutic uses but limited potency and short half-life.
Purpose of the Study:
- To review the diagnostic and therapeutic applications of GnRH and its analogs.
- To highlight the development and utility of potent GnRH analogs.
Main Methods:
- Review of literature on GnRH physiology, diagnostics, and therapeutics.
- Discussion of GnRH analog development and clinical applications.
Main Results:
- Native GnRH serves as a diagnostic test for pituitary reserve.
- Potent GnRH analogs induce medical gonadectomy by suppressing gonadotropins.
- GnRH analogs are effective in treating prostate/breast cancer, endometriosis, uterine fibroids, precocious puberty, and hyperandrogenism.
Conclusions:
- GnRH analogs offer significant therapeutic advantages over native GnRH due to improved potency and duration of action.
- These analogs are valuable in managing a range of hormone-dependent conditions.