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A 22-year-old female asked:

I took planb hours after having sex during my fertile window. 10 dys after, i got my period. now my second period has been too late (12 days), pregnt?

1 doctor answer1 doctor weighed in
Dr. James Ferguson
Pediatrics 47 years experience
Do a test: Plan B would be unexpected to fail the way you took it & there are other reasons women sometimes miss a cycle. A home urine pregnancy test should be positive by 12 days after an expected period if you are pregnant.

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Last updated Oct 18, 2018

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