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A 40-year-old member asked:

How long does it take apri desogen (ethinyl estradiol and desogestrel) birthcontrol to start being effective?

1 doctor answer2 doctors weighed in
Dr. Adam Newman
Obstetrics and Gynecology 30 years experience
Depends on start dat: If you start it the sunday after your period starts, it will be effective immediately (that cycle). If you start it an any other time, it won't be effective until after your next period.
Last updated Sep 28, 2016
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