Degarelix is a medication used in the treatment of advanced prostate cancer. It is available in the form of a powder for injection. Degarelix works by blocking the action of gonadotropin-releasing hormone (GnRH), which in turn reduces the production of testosterone, a hormone that fuels the growth of prostate cancer cells. Here are some key points about Degarelix:
1. Indication Degarelix is indicated for the treatment of advanced prostate cancer, particularly in cases where hormonal therapy (androgen deprivation therapy or ADT) is needed.
2. Mechanism of Action Degarelix is a gonadotropin-releasing hormone (GnRH) antagonist. It works by binding to and blocking the GnRH receptors in the pituitary gland, which inhibits the secretion of luteinizing hormone (LH) and follicle-stimulating hormone (FSH). This leads to a rapid reduction in the production of testosterone by the testes.
3. Dosage Degarelix is typically administered as a subcutaneous injection (under the skin). The standard starting dose for Degarelix is usually 240 mg (two injections of 120 mg each) given as two separate injections into the abdominal wall. After the initial loading dose, maintenance doses of 80 mg are administered monthly.
4. Side Effects Common side effects of Degarelix may include injection site reactions (such as pain, swelling, or redness), hot flashes, fatigue, headache, constipation, diarrhea, and decreased libido. In rare cases, Degarelix may cause allergic reactions or serious cardiovascular events.
5. Monitoring Patients receiving Degarelix therapy should be monitored regularly by a healthcare professional to assess treatment response and manage any side effects or complications. Monitoring may include regular assessments of prostate-specific antigen (PSA) levels and testosterone levels.
6. Contraindications Degarelix is contraindicated in patients with known hypersensitivity to the drug or any of its components. It should also be used with caution in patients with a history of cardiovascular disease or other significant medical conditions.
Degarelix is an important treatment option for patients with advanced prostate cancer, and its use should be guided by a healthcare professional experienced in the management of prostate cancer. As with any medication, it's important to discuss the potential benefits and risks of Degarelix with a healthcare provider before starting treatment.