Letrozole: What is It?
Letrozole is a medication primarily used in the treatment of breast letrozoleonline cancer. It belongs to a class of drugs known as aromatase inhibitors, which work by decreasing the amount of estrogen produced in the body. Understanding letrozole what is can help patients and caregivers make informed decisions about treatment options.
How Does Letrozole Work?
Letrozole functions by inhibiting the aromatase enzyme, which plays a crucial role in converting androgens into estrogens. By reducing estrogen levels, letrozole helps slow or stop the growth of hormone-sensitive tumors, particularly in postmenopausal women who are more likely to have estrogen receptor-positive breast cancer.
Indications for Use
Letrozole is commonly prescribed for various indications, including:
- Treatment of early-stage breast cancer following surgery
- Treatment of advanced breast cancer in postmenopausal women
- Off-label use for fertility treatments in specific cases
Dosage and Administration
The typical dosage of letrozole is one tablet taken orally once a day. It is essential for patients to adhere to their prescribed regimen and consult their healthcare provider if they miss a dose.
Side Effects
- Hot flashes
- Nausea
- Fatigue
- Joint pain
- Bone thinning (osteoporosis)
Patients should report any severe or bothersome side effects to their healthcare provider promptly.
Conclusion
In summary, understanding letrozole what is and its function can aid in recognizing its importance in breast cancer treatment. As an aromatase inhibitor, it plays a significant role in managing hormone-sensitive tumors, providing hope and treatment options for many patients. Always consult a healthcare professional for personal medical advice and guidance regarding this medication.