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Why is oestrogen usually combined with progestogen in oral contraceptives?

1 doctor weighed in
Dr. PAUL EUN
Obstetrics & Gynecology

In brief: Works better

Combination of estrogen and progestin help prevent pregnancy by multiple effects.
Prevention of ovulation minimizing breakthrough bleeding thickening of the cervical mucus.

In brief: Works better

Combination of estrogen and progestin help prevent pregnancy by multiple effects.
Prevention of ovulation minimizing breakthrough bleeding thickening of the cervical mucus.
Dr. PAUL EUN
Dr. PAUL EUN
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