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Doctor insights on: How Effective Is Plan B After 36 Hours

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How effective is plan b after 27 hours?

How effective is plan b after 27 hours?

Plan B: Plan B One-Step is up to 89 % effective when taken within 72 hours (3 days) after unprotected sex. It can reduce chance of pregnancy by up to 95% if used within 24 hours. It continues to reduce the risk of pregnancy up to 120 hours (5 days) after unprotected sex, but is less effective as time passes. ...Read more

Plan B (Definition)

Levonorgestrel is a women's ...Read more


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How effective is Plan B if I took it after 40 hours?

How effective is Plan B if I took it after 40 hours?

Plan B: Plan B One-Step is up to 89 % effective when taken within 72 hours (3 days) after unprotected sex. It can reduce chance of pregnancy by up to 95% if used within 24 hours. It continues to reduce the risk of pregnancy up to 120 hours (5 days) after unprotected sex, but is less effective as time passes. ...Read more

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How effective is Plan B close to the 3-day mark within about 60 hours?

How effective is Plan B close to the 3-day mark within about 60 hours?

Not very: Plan B works about 50% of the time. Pregnancy occurs one to five days after sex. 60 hours after sex may be way too late to prevent pregnancy. ...Read more

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How effective is Plan B when taken near the 3-day mark within around 60 hours?

How effective is Plan B when taken near the 3-day mark within around 60 hours?

Plan B: Plan B One-Step is up to 89 % effective when taken within 72 hours (3 days) after unprotected sex. It can reduce chance of pregnancy by up to 95% if used within 24 hours. It continues to reduce the risk of pregnancy up to 120 hours (5 days) after unprotected sex, but is less effective as time passes. ...Read more

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If ovulated 2 days prior to an accident, how effective is Plan B when taken about 8 hours after?

If ovulated 2 days prior to an accident, how effective is Plan B when taken about 8 hours after?

Up to 95%%: When taken within 24 hours of the episode of vaginal intercourse with failure of contraception, it can reduce pregnancy risk by up to 95%. ...Read more

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How effective is Plan B is taken 8 hours after condom breaks?

Very: When taken within 24 hours of unprotected intercourse, Plan B is up to 95% effective at preventing pregnancy. If you take Plan B and don't get your period in 3 weeks, you should take a pregnancy test just to be on the safe side. Best of luck! ...Read more

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How effective is Plan B when taken 8 hours after the condom broke?

How effective is Plan B when taken 8 hours after the condom broke?

Up to 95%: Plan B One-Step is up to 89 % effective when taken within 72 hours (3 days) after unprotected sex. It can reduce chance of pregnancy by up to 95% if used within 24 hours. It continues to reduce the risk of pregnancy up to 120 hours (5 days) after unprotected sex, but is less effective as time passes. ...Read more

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How effective is Plan B if I took it 1 hour after unprotected sex?

How effective is Plan B if I took it 1 hour after unprotected sex?

The most effective: Its 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. ...Read more

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How effective is Plan B if taken within 24 hours of unprotected sex?

How effective is Plan B if taken within 24 hours of unprotected sex?

Up to 95%: If taken within the first 24 hours after sex, the risk of pregnancy can be reduced by up to 95%. ...Read more

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How effective is Plan B one step if taken within an hour? And how effective are condoms alone?

How effective is Plan B one step if taken within an hour? And how effective are condoms alone?

Very: Plan b taken within 1 hours is going to have an effectiveness rate of around 80-85%. That is if a woman were ovulating at that time, she would have 80-85% chance of preventing pregnancy. Condoms alone are around 75% effective, meaning if taken over course of 1 year between a couple, chance of pregnancy is 25% if they use every time and use perfectly. Hope that helps! ...Read more

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Hi, my partner and I talked and decided to take Plan B 2 days later after the intercourse. How really effective is Plan B between 48-72 hours?

Hi, my partner and I talked and decided to take Plan B 2 days later after the intercourse.  How really effective is Plan B between 48-72 hours?

Plan B: Is most effective when taken within the first 24 hours of intercourse and loses some effectiveness the further out it is taken. It is still effective 72 hours from intercourse. 89% effective at 72 hours ...Read more

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How effective is Plan B one step if taken within 55 hours of intercourse? How effective are condoms alone?

How effective is Plan B one step if taken within 55 hours of intercourse? How effective are condoms alone?

50%: For plan b, around 50% 55 hours after unprotected sex. Condoms alone if used over course of 1 year will have a 25% pregnancy rate. Sounds like a more reliable form of birth control is a good idea? Or have Plan B on hand in case happens again and take immediately. See a doctor or clinic for options and prescriptions. ...Read more

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How effective is Plan B if taken 12 hours after sexual intercourse?

How effective is Plan B if taken 12 hours after sexual intercourse?

95%: The sooner its taken the higher the efficacy. Under 24 hours -95% effective, within 72 hours, 89% effective. ...Read more

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Is Plan B still effective after 72 hours?

Is Plan B still effective after 72 hours?

Could be: If your talking like not long after 72 hours. You could try it up to 4-5 days, it won't cause a birth defect or an abortion, it changes the uterine lining to avoid implantation. ...Read more

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I took a Plan B pill a little over 48 hours and it wasn't effective. Why not?

?????: The Plan B pill can make your cycle irregular, it does NOT mean it is not effective.
Plan B can work in one of three ways depending on where you are in your cycle. It can prevent or delay ovulation, can interfere with the fertilization of the egg or may prevent implantation by altering the lining of the uterus. If you take Plan B One-Step within 24 hours, it is about 95% effective. ...Read more

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If I take plan b 80-85 hours after sex will it be effective?

If I take plan b 80-85 hours after sex will it be effective?

Less effective: Plan B One-Step is up to 89 % effective when taken within 72 hours (3 days) after unprotected sex. It can reduce chance of pregnancy by up to 95% if used within 24 hours. It continues to reduce the risk of pregnancy up to 120 hours (5 days) after unprotected sex, but is less effective as time passes. ...Read more

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How effective is that Plan B morning pill? Within how many hours am I suppose to take the pill in order for it to work?

Within 72 hours: Plan b (levonorgestrel)should be taken within 72 hours (preferably within 12-24 hours) of unprotected sex. If vomiting occurs within 2 hours of taking Plan B one step repeat the dose. Some side effects are abdominal pain/cramps/nausea/breast tenderness, spotting/dizziness. Plan b is not used routinely to prevent pregnancy, discuss birth control options with your doctor. Practice safe sex use condoms. ...Read more

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Had unprotected sex took Plan B after 22 hours can it be effective?

Yes: Plan b one step is up to 89 % effective when used within 72 hours of unprotected sex. ...Read more

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If I had unprotected sex less than 72 hours ago, does the Plan B pill still work and how effective would it be?

If I had unprotected sex less than 72 hours ago, does the Plan B pill still work and how effective would it be?

Should work: If you take the entire Plan B within 72 hrs, you should get a period at the normal time, if u don't then see your gyn for a blood preg tets. ...Read more

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I took a plan b yesterday, and about 5 hours later I threw up. Do I need to take another pill or is the one I took still effective?

Ok: Unless you saw the pill intact in the "puke", it would have been absorbed before the 5 hours are up. In fact, you're vomiting may be a side effect of the pill in action ...Read more