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A female asked:

I took plan b 3 days into my last menstrual cycle after my birth control method failed. i'm now 4 days late on my next period. should i be worried?

1 doctor answer1 doctor weighed in
Dr. Philip Miller
A Verified Doctoranswered
Family Medicine 47 years experience
Pregnancy test: hard to say since Plan B is a strong proegeserone-type hormone and can delay your cycle. Not sure what you mean that your birth control failed?-do a home pregnacy test, carry condoms and get on BC or IUD.

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Last updated Dec 22, 2014

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