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2. Progesterone (medication) - Wikipedia

   en.wikipedia.org/wiki/Progesterone_(medication)

   Progesterone (P4), sold under the brand name Prometrium among others, is a medication and naturally occurring steroid hormone. [20] It is a progestogen and is used in combination with estrogens mainly in hormone therapy for menopausal symptoms and low sex hormone levels in women.

3. Medroxyprogesterone acetate - Wikipedia

   en.wikipedia.org/wiki/Medroxyprogesterone_acetate

   MPA is a potent full agonist of the AR. Its activation of the AR may play an important and major role in its antigonadotropic effects and in its beneficial effects against breast cancer. [156] [173] [174] However, although MPA may produce androgenic side effects such as acne and hirsutism in some women,.

4. Progestogen (medication) - Wikipedia

   en.wikipedia.org/wiki/Progestogen_(medication)

   [38] [39] In addition, megestrol acetate has been found to be significantly inferior to aromatase inhibitors in the treatment of breast cancer, and in relation to this, progestogens have been moved down in the sequential therapy of the disease. [38] Megestrol acetate is the only Food and Drug Administration-approved progestogen for breast ...

5. Megestrol acetate - Wikipedia

   en.wikipedia.org/wiki/Megestrol_acetate

   Progesterone was studied in the treatment of breast cancer in 1951 and 1952, but with relatively modest results. [158] [159] [160] Megestrol acetate was first studied in the treatment of breast cancer in 1967, and was one of the first progestins to be evaluated for the treatment of this disease. [6] [30] [161] A second study was conducted in 1974.

6. Breast cancer management - Wikipedia

   en.wikipedia.org/wiki/Breast_cancer_management

   Staging breast cancer is the initial step to help physicians determine the most appropriate course of treatment. As of 2016, guidelines incorporated biologic factors, such as tumor grade, cellular proliferation rate, estrogen and progesterone receptor expression, human epidermal growth factor 2 (HER2) expression, and gene expression profiling into the staging system.

7. Progestogen-only pill - Wikipedia

   en.wikipedia.org/wiki/Progestogen-only_pill

   In the largest (1996) reanalysis of previous studies of hormonal contraceptives and breast cancer risk, less than 1% were POP users. Current or recent POP users had a slightly increased relative risk (RR 1.17) of breast cancer diagnosis that just missed being statistically significant.