2 doctors weighed in:
How long does it take apri desogen (ethinyl estradiol and desogestrel) birthcontrol to start being effective?
2 doctors weighed in

Dr. Adam Newman
Obstetrics & Gynecology
1 doctor agrees
In brief: 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.

In brief: 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.
Dr. Adam Newman
Dr. Adam Newman
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