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3 Cards in this Set
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Oral contraception – synthetic progestins, estrogen
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-Estrogen and progestins inhibit LH/FSH – thus prevent estrogen surge
-No estrogen surge --> no LH surge --> no ovulation -Progestins: --Cause thickening of cervical mucus – limit access of sperm to uterus --Inhibit endometrial proliferation – make endometrium less suitable for implantation of an embryo |
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Contraindications to oral contraceptives
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-Smokers over 35 (increased risk of cardiovascular events)
-Patients with history of thromboembolism or stroke -Patients with history of estrogen-dependent tumor |
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Hoorah
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Hoorah
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