how late can your period be after the morning after pill?
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Using the morning-after pill may delay your period by up to one week. If you don't get your period within three to four weeks of taking the morning-after pill, take a pregnancy test. Normally, you don't need to contact your health care provider after using the morning-after pill.
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After you've taken Plan B®, you should get your next period at the expected time, or a few days early or late. You may experience spotting a few days after taking Plan B®, but this is not your period.
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95% of pregnancies are prevented if the morning after pill is taken within the first 24 hours, 85% if taken from 24–48 hours and 58% if taken from 48–72 hours after sex. The morning after pill is not supposed to be taken regularly.
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If your period is more than a week late, or you haven't had a period within three weeks of taking Plan B®, it is possible that you're pregnant. Talk to your doctor and have a pregnancy test done. Good to know: Tell your doctor if you have taken Plan B® within three days of a Pap test, as it may affect your results.
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The morning after pill may not only cause irregular spotting and bleeding but it may also have an impact on your next period.
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Plan B® is effective Call your healthcare professional, as you might need another dose. After you've taken Plan B®, you should get your next period at the expected time, or a few days early or late. You may experience spotting a few days after taking Plan B®, but this is not your period.
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Some irregular bleeding — also known as spotting — can happen after you take the morning-after pill. Getting your period after taking emergency contraception (EC) is a sign that you're not pregnant. It's also normal for your period to be heavier or lighter, or earlier or later than usual after taking EC.
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In fact, the sooner you start it, the more effective it is. As long as you're taking it after unprotected sex, it's never too early to take emergency contraception. Emergency contraception can be started up to 120 hours (five days) after unprotected sex. For most brands, the sooner you take it, the better it works.
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If you take the morning-after pill frequently, it can make your period irregular. That's one reason why using it as a regular form of birth control isn't a good idea. Learn more about emergency contraception, how it works, and its common side effects.
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Even though emergency contraception is often called the “morning after pill” or “day after pill,” it may be effective for up to 5 days (120 hours) after unprotected sex.
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Taking the morning-after pill — emergency contraception — more than five days after unprotected vaginal intercourse won't have any effect. Emergency contraception — the morning-after pill — is effective if started within 120 hours, or five days.
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You can take Plan B, My Way, and other levonorgestrel morning-after pills up to 5 days after unprotected sex. But the longer you wait to take it, the less effective it is. These types of morning-after pills may not work if you weigh 155 pounds or more.
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Taking Plan B (also called emergency contraception, or the morning-after pill) can temporarily change someone's menstrual cycle, so your girlfriend's period will probably be different for at least a month. There's nothing harmful or dangerous about using the morning-after pill as often as needed.
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Normally, you don't need to contact your health care provider after using the morning-after pill. However, if you have bleeding or spotting that lasts longer than a week or develop severe lower abdominal pain three to five weeks after taking the morning-after pill, contact him or her.
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Plan B® is effective After you've taken Plan B®, you should get your next period at the expected time, or a few days early or late. You may experience spotting a few days after taking Plan B®, but this is not your period.
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"The "morning after pill" can disrupt your periods. Your next period may be heavier or lighter and it may come earlier or later than expected." Like most medications, the morning after pill can cause side effects in some women.
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Emergency contraceptive pills can change the amount of bleeding foryour next period. It may also make your period late or earlier, or it may come as you normally expect. If your period is more than seven days late or lighter than usual,take a pregnancy test as soon as you can.