The GnRH analogues are molecules synthesised in the laboratory that are provided to women who are going to undergo a fertility treatment, such as artificial insemination, in vitro fertilization or ICSI.
Its prescription is especially indicated for the following cases:
- Women with Polycystic Ovary Syndrome (PCOS) and high LH basal blood plasma levels.
- Women with Polycystic Ovary Syndrome and an increased androgenic concentration in blood.
- When what is intended is to avoid premature peaks of luteinising hormone (LH) in previous cycles, which would provoke the early luteinisation of the follicles, and subsequently, the production of bad quality oocytes.