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AIs inhibit the enzyme aromatase that converts testosterone to estrogen and that is used clinically in treatments of breast cancer in postmenopausal women. Currently, two types of NSAIs are used for breast cancer, anastrozole and letrozole. They are used as first-line therapy in metastatic breast cancer and also in adjuvant treatment. [1]
Ovarian stimulation with the aromatase inhibitor letrozole has been proposed for ovulation induction in order to treat unexplained female infertility. In a multi-center study funded by the National Institute of Child Health and Development, ovarian stimulation with letrozole resulted in a significantly lower frequency of multiple gestation (i.e., twins or triplets) but also a lower frequency ...
Letrozole, sold under the brand name Femara among others, is an aromatase inhibitor medication that is used in the treatment of breast cancer for post-menopausal women. [ 1 ] It was patented in 1986 and approved for medical use in 1996. [ 4 ]
A drug previously used to treat breast cancer is now being offered to high risk women as a preventative measure.. Scientists have found that the hormone therapy - called anastrozole - can p revent ...
In one sobering example, women with advanced breast cancer were pushed to the brink of death with massive doses of chemotherapy and bone marrow transplants. The approach didn’t work any better ...
Anastrozole was patented in 1987 and was approved for medical use in 1995. [9] [10] It is on the World Health Organization's List of Essential Medicines. [11] Anastrozole is available as a generic medication. [8] In 2022, it was the 179th most commonly prescribed medication in the United States, with more than 2 million prescriptions. [12] [13]
Estrogen deprivation therapy, also known as endocrine therapy, is a form of hormone therapy that is used in the treatment of breast cancer.Modalities include antiestrogens or estrogen blockers such as selective estrogen receptor modulators (SERMs) like tamoxifen, selective estrogen receptor degraders like fulvestrant, and aromatase inhibitors like anastrozole and ovariectomy.
A Phase III trial was reported in 2011, concluding that the use of exemestane in postmenopausal women at an increased risk for breast cancer reduced the incidence of invasive breast cancer. In 4,560 women, after 35 months, the administration of exemestane at a dose of 25 mg/day resulted in a 65% reduction in the risk of breast cancer compared ...