A 35-year-old member asked:
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had unprotected sex took plan b after 22 hours can it be effective?

1 doctor answer
Dr. Heidi Fowler
24 years experience Psychiatry
Yes: Plan b one step is up to 89 % effective when used within 72 hours of unprotected sex.
Answered on Jun 30, 2014

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Related questions:

A 23-year-old female asked:
Dr. Pavel Conovalciuc
22 years experience Family Medicine
The most effective: It's effectiveness is the highest if you took it 1 hour after sex. There's no 100% effectiveness, but in your case it is close to it.
1
1 thank
A 29-year-old female asked:
Dr. Robert Killian
27 years experience General Practice
Plan B: When else would you take emergency contraception? You are most likely to get pregnant during ovulation and thus that is exactly when you should take ... Read More
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A 24-year-old female asked:
Dr. Robert Kwok
32 years experience Pediatrics
Sure, it can be: Plan B works most of the time but not all of the time. One should do a home urine pregnancy test 3 weeks after Plan B. Also, use reliable forms of bir ... Read More
A 18-year-old female asked:
Dr. Heidi Fowler
24 years experience Psychiatry
Up to 95%: If taken within the first 24 hours after sex, the risk of of pregnancy can be reduced by up to 95%.

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