Are GnRH analogues safe?

Gonadotropin releasing hormone analogues (GnRHa) have been used for treatment of central precocious puberty (CPP) for more than 15 years. They are generally considered safe although data on potential long-term side effects are scarce.

How does GnRH analog work in a fibroid?

Taking gonadotropin-releasing hormone analogue (GnRH-a) puts your body into a state like menopause for as long as you take it. This shrinks fibroids. After you stop taking it, your fibroids may grow back. Taking GnRH-a can cause serious side effects, such as bone loss.

How do you give GnRH analogue?

The GnRH analogues all require parenteral (subcutaneous or intramuscular) administration and are used largely as androgen deprivation therapy for advanced prostate cancer. They are used off-label for precocious puberty, gender dysphoria and infertility.

What is a hormone analog?

Hormone analogs may act like the endogenous hormone if the analog–receptor complex in the target cell mimics the function of the hormone–receptor complex. Hydroxy metabolites of both o,p′-DDT and methoxychlor bind to estrogen receptors and cause estrogenic effects in birds and reptiles.

How do GnRH analogues suppress ovulation?

Gonadotropin releasing hormone agonists (GnRH) are a type of medication that suppresses ovulation by stopping the production of estrogen and progesterone. In order for this axis to function properly and result in ovulation, GnRH has to be released in a pulsatile fashion.

How do GnRH analogues work for endometriosis?

Background and Objective: Gonadotropin-releasing hormone (GnRH) analogues, including both agonists and antagonists, are a second line therapy for treating endometriosis. They work by down-regulating the hypothalamic-pituitary-gonadal axis, suppressing ovulation and reducing estrogen levels.

How much does a GnRH cost?

Table 4

Protocols Costs ($) Effective
GnRH-antagonist protocol 4958.79 0.6065
GnRH-agonist long-protocol 5438.12 0.716

How long does it take GnRH analogue to work?

You should notice an improvement in your symptoms within 4–8 weeks of beginning treatment, but some women will experience a temporary worsening of symptoms in the first 2 weeks.

What injection shrink fibroids?

They may prescribe medicine called gonadotropin releasing hormone analogues (GnRHas) to help shrink your fibroids. GnRHas, such as goserelin acetate, are hormones given by injection.