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Doctor insights on: How Does The Morning After Pill Work In The Body

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Dr. Raj Syal Dr. Syal
1 doctor agreed:
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How does the morning after pill work in the body?

Dr. Raj Syal Dr. Syal
1 doctor agreed:
How does the morning after pill work in the body?

By causing bleeding: These pills cause your cycle to start and thus prevent implantation. ...Read more

Dr. Heidi Fowler
641 Doctors shared insights

Emergency Contraception (Definition)

Emergency contraception is the method a woman can use to avoid getting pregnant, after she has received sperm in her vagina. She takes the hormone pills, which are usually larger doses of hormones used in oral birth control pills, within a short time (days) after her sexual activity, ...Read more


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How long does the morning after pill work in your body to prevent pregnancy? If you had two incidents in one week?

How long does the morning after pill work in your body to prevent pregnancy? If you had two incidents in one week?

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. There may be some effectiveness up to 5 days according to some studies, but I could not find any percentages. You should not use plan B as a regular contraceptive, choose one. ...Read more

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How does the emergency contraceptive or morning after pill work in the body?

How does the emergency contraceptive or morning after pill work in the body?

Different ways: The morning after pill should be taken as soon after unportected intercourse as possible. The sooner, the more effective. It mainly works to prevent a follicle from ovulating. It can also, less effectively, prevent normal implantation. ...Read more

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How does the morning after pill work and helps out?

How does the morning after pill work and helps out?

Check out this link.: Take care! Http://m.Plannedparenthood. Org/mt/www. Plannedparenthood. Org/health-topics/emergency-contraception-morning-after-pill-4363.Asp.

Get a more detailed answer ›
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How can the morning after pill work?

How can the morning after pill work?

Prevent conception: Emergency contraceptive pills work by keeping the egg from being released by the ovary or by keeping the sperm and egg from getting together. Current evidence says they do not work by keeping a pregnancy from implanting in the uterus. ...Read more

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How can the morning after pill work?

How can the morning after pill work?

Like reg. Bcps: Just like birth control pills, the morning after pill can stop ovulation from occuring, or can delay ovulation. It also can interfere with the wombs ability to accept a pregnancy. ...Read more

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Does the morning after pill lways work?

Does the morning after pill lways work?

It is not 100%: Nothing is 100%. Plan b one-step ; similar emergency contraceptives can reduce your risk of pregnancy by up to 95% if used within 24 hours of sex.
According to planned parenthood when Plan B is taken 48 to 72 hours after intercourse the efficacy is 61%. ...Read more

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Does the morning after pill always work?

Does the morning after pill always work?

Nothing is 100%: Effective. Plan b one-step ; similar emergency contraceptives can reduce your risk of pregnancy by up to 95% if used within 24 hours of sex.
According to planned parenthood when Plan B is taken 48 to 72 hours after intercourse the efficacy is 61%. ...Read more

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Does the morning after pill always work after u take it the same day and what u usually see to detect it really worked??

Nothing is always: The morning after pill does not always work but it is reasonably effective. The best way to think of this is to recognize that when used within 72 hours of intercourse the morning after pill will prevent over 50% of pregnancies which otherwise might have occurred.
You can tell it worked is by waiting for your period to come or by doing a pregnancy test about one week after your period was due. ...Read more

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I think I have ovulated will the morning after pill work?

I think I have ovulated will the morning after pill work?

Yes, it can be used: At any time during your menstrual cycle. Plan b one-step can reduce your risk of pregnancy by up to 95% if used within 24 hours of sex.
According to planned parenthood when Plan B is taken 48 to 72 hours after intercourse the efficacy is 61%. ...Read more

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Have Crohn's disease and its under control. Will the morning after pill work?

Have Crohn's disease and its under control. Will the morning after pill work?

Yes: Crohn's disease should not decrease the effectiveness of the morning after pill. However, don't rely on that for routine birth control. Get seen and get on something effective! ...Read more

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I'm currently taking sulfamethoxazole-tmp. Will the morning after pill work?

No interactions...: There are no interactions between these two meds so if you take Plan B as prescribed you should be fine in this regards. However, note that Bactrim (sulfamethoxazole and trimethoprim) could interact with other combination contraceptives, so always consult with your doctor when taking new antibiotics if you take other type of birth control. ...Read more

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I had unprotected sex during ovulation will the morning after pill work? He pulled out

Yes: As long as you take the morning after pill within 72 hours of intercourse it will be effective preventing pregnancy ...Read more

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I had unprotected sex during ovulation will the morning after pill work? He pulled out, but im still not sure if nothing got in.

I had unprotected sex during ovulation will the morning after pill work? He pulled out, but im still not sure if nothing got in.

Yes: A morning-after pill taken the day after sex is very effective in preventing pregnancy. It is about 95% effective, which translates to: if 100 women take the pill the day after sex, about 5 women get pregnant, and 95 will not get pregnant from that sex. The morning-after pill works less well on days 3, 4, or 5 after sex. One can do a urine pregnancy test 3 weeks after sex to verify non-pregnancy. ...Read more

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Will the morning after pill work if you had unprotected sex more than once on the same occasion and took the pill a few hours after?

Will the morning after pill work if you had unprotected sex more than once on the same occasion and took the pill a few hours after?

Yes, but...: Remember the morning after pill is nowhere near 100% effective. Most studies put it around 80% effective, meaning you have a 1 in 5 chance of getting pregnant if you have unprotected sex during your fertile time and use this product. Not the best odds I would want to deal with when failure means you have a child to deal with for a lifetime. If you're not ready for that, I suggest you get on other. ...Read more

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Will the morning after pill work if used a couple hours before sexual intercourse?

Yes, generally.: There are different "morning after pill" regimens. Most rely on high synthetic estrogen/progesterone intake (lots of birth control pills) which causes significant nausea for women. The approach is not nearly as effective as traditional contraception. If you are anticipating intercourse, use traditional contraception like a condom, or the intrauterine device or a contraceptive (pill/patch). ...Read more

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Would the morning after pill work if im on my ovalation days-took the pill 30hrs after unprotected sex?

Would the morning after pill work if im on my ovalation days-took the pill 30hrs after unprotected sex?

Yes: If taken within 72 hours of sex, plan B is effective in about 95 % of the cases. If you do not wish to be pregnant, use contraception all the time, every time. You may consider implanted contraceptive, or IUD.
Practice safe sex.
Get HPV vaccine. ...Read more

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How accurate is the morning after pill if I have unprotected sex and my partner put his semen in me will the morning after pill work to prevent kids?

How accurate is the morning after pill if I have unprotected sex and my partner put his semen in me will the morning after pill work to prevent kids?

Up to 95%: If taken within 24 hours. Instead of worrying about unwanted pregnancies, as well as std's and HIV (which the morning after pill doesn't protect against) -- wouldn't it just be simpler and smarter to not have unprotected sex -- but use some barrier method of contraception instead? If you're old enough to have sex, you're old enough to act like a responsible adult. ...Read more

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Does the morning after pill really work? I had sex and condom broke, pretty sure sperm entered in and I took next choice a few hours later

Does the morning after pill really work? I had sex and condom broke, pretty sure sperm entered in and I took next choice a few hours later

The: The morning after pill, emergency contraception, has been found to be approximately 75-80% effective. If your next period is late, then take a urine pregnancy test. If you still don't get your period, re-take a pregnancy test in two days. If you still aren't sure, see your provider. Also see your provider if you have any discharge, spotting, or fever. ...Read more

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Will the morning after pill work if you have stomach flu or other diarrheal disease?

Will the morning after pill work if you have stomach flu or other diarrheal disease?

Pill with stomachflu: I would always ask your ob-gyn or pharmacist also, but as long as you are able to keep the medicine down and not vomit it up (for at least an hour), an oral medicine should be absorbed ok. ...Read more

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Can the morning after pill actually work?

Can the morning after pill actually work?

Yes: Originally called the yuzpe method, it is very effective. An offshoot of this method which has been around since the 1970s, is the Plan B method, now available over the counter. ...Read more

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If you take the morning after pill 62 hours after does it still work?

Yes: Just less effectively so. You will still reap some benefit so definitely worth doing even 62 hours after the fact. Good luck! ...Read more

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If the morning-after pill doesn't work, then how will the baby be affected?

If the morning-after pill doesn't work, then how will the baby be affected?

See below: The morning after pill is felt to have an effect on fertilization and/or implantation of the embryo. The half life of these medications is not long. Therefor, there should not be any significant problems with the fetus. Discuss with your ob. ...Read more

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What if you take the morning after pill right after the sex? Will it still work?

What if you take the morning after pill right after the sex? Will it still work?

Morning pill: Yes it should still work, but you still have to see if you have your period, if not you need to take a preg test 7-9 days after the last suppose lmp, and f/u with your ob/gyn. ...Read more

Dr. Adam Levy
634 Doctors shared insights

Morning After Pill (Definition)

Emergency contraception is a method to prevent pregnancy in women who have had unprotected sex, or for whom a barrier method has failed (slipped condom, diaphragm, or cervical cap, or broken condom). Emergency contraception medicine is not the same ...Read more