| 21. | Some menopausal women also use estrogen and combination estrogen-progestin therapy.
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| 22. | Over time, interest in progestin-only treatments increased.
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| 23. | The main hormones involved are estrogen, progesterone and progestin.
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| 24. | Progestogens include both progesterone and progestins ( synthetic progestogens ).
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| 25. | The addition of progestin appears to alleviate that risk.
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| 26. | _Without added progestin, estrogen alone can increase chances of uterine cancer.
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| 27. | The eighth is a minipill that contains only progestin.
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| 28. | And why would adding progestin increase breast cancer risk in the first place?
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| 29. | Typically, estrogen is taken with the hormone progestin.
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| 30. | The study did not address the question of estrogen alone, without progestin.
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