A 23-year-old female asked:
I had sex and took a plan b the day after. then i had sex again but did not take a plan b. i bled a week later for 15 days even though i had just had a period before i had sex the first time. now my period is a week late. could i be pregnant?
1 doctor answer • 2 doctors weighed in

Dr. Robert Kwokanswered
Pediatrics 35 years experience
Hard to guess: Plan B can alter the menstrual bleeding for the cycle in which Plan B was taken, and sometimes the next cycle too. One should be sure to check a home pregnancy test about 3 weeks after sex, because Plan B works most of the time, but not all the time.
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47 viewsReviewed >2 years ago
Last updated Sep 5, 2020
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