A 19-year-old male asked:
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gf & i had unprotected sex 1st day of period. pulled out before i came & she took plan b within 24 hours. she's now late should we be worried?

1 doctor answer
Dr. Pierrette Mimi Poinsett
37 years experience Pediatrics
Plan B: Plan B is 95% effective in preventing pregnancy when taken within 24 hours of unprotected sex. Plan B also can disrupt the menstrual cycle. Take a home pregnancy test 3 weeks after unprotected sex to determine if pregnant.
Answered on Apr 1, 2017
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Related questions:

A 20-year-old female asked:
Dr. Vahe Yetimyan
50 years experience General Practice
You could do without: taking plan b which delayed your period. I hope this helps. If you still have any concern about this contact me on my Virtual Practice at www.healthta ... Read More
A 16-year-old female asked:
Dr. Robert Kwok
32 years experience Pediatrics
About Plan B...: 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 ... Read More
A 22-year-old female asked:
Dr. Mary David
Specializes in Obstetrics and Gynecology
Unlikely: Plan B is 95% effective if taken within the first 24 hours but it does cause irregular bleeding.3weeks later, if your pregnancy test is negative, it i ... Read More
A 36-year-old female asked:
Dr. Alan Patterson
41 years experience Obstetrics and Gynecology
No not common: See your gyn for an evaluation and work up, doubt you would be pg but your gyn can include that with blood work and you need an ultrasound.
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