הזדהות משרד החינוך Letrozole is a medication primarily used in the treatment of hormone receptor-positive breast cancer in postmenopausal women. As an aromatase inhibitor, it works by decreasing the amount of estrogen produced in the body, which can slow or stop the growth of estrogen-dependent cancers.
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How Letrozole Works
Letrozole inhibits the aromatase enzyme, which is responsible for converting androgens into estrogens. This reduction in estrogen levels can lead to:
- Decreased stimulation of estrogen receptors in cancer cells.
- Inhibition of tumor growth and proliferation.
- Improved survival rates among women with specific breast cancer types.
Possible Side Effects
While Letrozole can be effective, it may also lead to various side effects. Common side effects include:
- Hot flashes
- Joint pain and stiffness
- Fatigue
- Bone density loss
- Nausea
Conclusion
Letrozole has proven to be a significant advancement in the treatment of breast cancer, providing a reliable option for many women. However, it is essential to discuss potential side effects and monitor health with a healthcare provider throughout treatment.