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plan b prevent implantation

A 17-year-old female asked:
Dr. Jane Van Dis
18 years experience Obstetrics and Gynecology
It doesn't: For the most part, plan b, which is high dose progesterone, prevents ovulation. That is the primary mechanism of the drug. Having said that, the Pro ... Read More
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A female asked:
Dr. Robert Killian
28 years experience General Practice
Incomprehensible: You take plan B if you do not want to be pregnant. It is about 50% effective at this. If one wants implantation to occur then one wants to be pregnant ... Read More
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A 19-year-old female asked:
Dr. Robert Kwok
33 years experience Pediatrics
By doing a preg test: When a woman does her home urine pregnancy test 3 weeks after using Plan B, she can tell whether her spotting was "implantation bleeding" or not. Alwa ... Read More
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Dr. Heidi Fowler
25 years experience Psychiatry
Agree w Dr. Kowk: The best way to tell is by doing a home pregnancy test if period is > 7 days late or by testing 2 weeks or longer after sex. Bleeding does not usua ... Read More
A female asked:
Dr. Holly Maes
36 years experience Pediatrics
Plan B: If the bleeding you had after the Plan B was similar to your usual period, then you are in the clear. If the bleeding was very light, I would repeat y ... Read More
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A 43-year-old female asked:
Dr. Jeff Livingston
22 years experience Obstetrics and Gynecology
No : It prevents ovulation primarily. It is not an abortive agent.
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A 41-year-old female asked:
Dr. Vahe Yetimyan
51 years experience General Practice
Absolutely not.: Plan B One-Step® is not effective once the process of implantation has begun. It will not harm an existing pregnancy.
A 21-year-old female asked:
Dr. Robert Kwok
33 years experience Pediatrics
Too soon: 5 days after sex is too soon for implantation. Always do a home urine pregnancy test 3 weeks after Plan B. To avoid needing Plan B again, plan ahead f ... Read More
A 32-year-old member asked:
Dr. Gerard Honore
29 years experience Fertility Medicine
It's almost never: Implantation bleeding, that is largely an internet myth. If - a big if - you actually get implantation bleed it woudl be about 6-7 days after ovulatio ... Read More
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A 24-year-old member asked:
Dr. Robert Kwok
33 years experience Pediatrics
A person can't tell: Wait and test. A positive pregnancy test can tell a woman that prior spotting was actually implantation spotting. It can be hard to tell if a woman is ... Read More
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A 20-year-old female asked:
Dr. Elvia Greathouse
22 years experience Obstetrics and Gynecology
Plan B: It is most likely related to the effect of the Plan B, as irregular bleeding after taking it is pretty much the rule. However, you will not know for ... Read More

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