Not long: If you miss a pill for more than 12 hrs you are no longer protected from becoming pregnant. There may be traces of Levonorgestrel ethinylestradiol in you for a day or two, but not enough to be significant.
Answered 2/13/2016
5k views
AVA: Missing pill for longer than 12 hours decreases the effectiveness and increases chances of pregnancy .
Answered 11/6/2017
496 views
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