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Amenorrhea is the absence of menstruation and is a symptom, not a diagnosis. Primary amenorrhea refers to the absence of the onset of menstruation by age 16 whether or not normal growth and secondary sexual characteristics are present, or the abse...
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Medroxyprogesterone is a form of progesterone, a female hormone that prevents
ovulation (the release of an egg from an ovary). This medication also causes changes in your
cervical mucus and uterine lining, making it harder for sperm to reach the uterus and harder for a
fertilized egg to attach to the uterus.
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Synthetic progestin; derivative of 17 α-hydroxyprogesterone.
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Norplant is a long-acting hormone that is inserted under the skin and prevents conception for up to five years. Depo-Provera is also a hormone, but is administered by intramuscular injection and provides protection against pregnancy for three months.
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Progesterone is a female hormone important for ovulation and menstruation. Progesterone
causes changes in the lining of your uterus, making it easier for a fertilized egg to attach to the
uterus at the beginning of pregnancy. Progesterone then helps your body maintain the pregnancy.
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Medroxyprogesterone acetate (MPA) is used during cancer therapy to stop new cell growth in some cancers. It is also used outside of cancer treatment as a contraceptive.
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Medroxyprogesterone is a progestin (a form of progesterone), a female hormone that
helps regulate ovulation (the release of an egg from an ovary) and menstrual periods.
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Norethindrone is a form of progesterone, a female hormone. Norethindrone prevents
ovulation (the release of an egg from an ovary). This medication also causes changes in your
cervical mucus and uterine lining, making it harder for sperm to reach the uterus and harder for a
fertilized egg to attach to the uterus.
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Synthetic progestin.
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Progesterone is a female hormone important for the regulation of ovulation and
menstruation.
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Naturally occurring progestin.
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