Nafarelin

Nafarelin is a synthetic hormone used in the treatment of endometriosis and early puberty. It is a type of gonadotropin-releasing hormone (GnRH) agonist. As a GnRH agonist, nafarelin stimulates the release of follicle-stimulating hormone (FSH) and luteinizing hormone (LH) from the pituitary gland in the brain.

Mechanism of Action

Nafarelin works by decreasing the production of certain hormones in the body. It reduces the amount of estrogen in women and testosterone in men. This is beneficial in treating conditions like endometriosis, where the growth of endometrial tissue is stimulated by estrogen, and early puberty, where the body produces sex hormones earlier than normal.

Uses

Nafarelin is used to manage and treat endometriosis, a condition where the tissue that normally lines the inside of the uterus grows outside of it. It is also used to treat central precocious puberty, a condition causing children to enter puberty too soon.

Side Effects

Common side effects of nafarelin include hot flashes, vaginal dryness, and changes in breast size. Men may experience reduced sexual desire and impotence. Other side effects may include mood changes, headache, and nasal irritation.

Precautions

Before using nafarelin, patients should inform their healthcare provider if they are allergic to it or if they have any other allergies. It is also important to inform the healthcare provider about any other medications being taken, as nafarelin may interact with them.

See Also

• Endometriosis
• Gonadotropin-releasing hormone
• Follicle-stimulating hormone
• Luteinizing hormone
• Estrogen
• Testosterone
• Central precocious puberty

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