does plan b affect your period while on birth control?
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Taking the Plan B pill in addition to continuing to take birth control pills may result in the next period being slightly different than usual. For example, periods may: be earlier or later than expected. be heavier or lighter than usual.
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When you're on birth control pills, light bleeding or a missed period may be normal. Birth control pills are incredibly effective at preventing pregnancy with perfect use.
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Some spotting after using Plan B is harmless. It shouldn't be taken as a sure sign that you're not pregnant, though. Implantation spotting can happen when a fertilized egg attaches to the lining of the uterus.
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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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Side Effects Sometimes, emergency contraception can change the length of your monthly menstrual cycle, making your next period come as much as a week earlier or a week later than usual. Some women also find that the hormones in the pills can cause unexpected bleeding, but this is not a common or serious side effect.
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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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People who frequently use Plan B may find that their periods become irregular. This is because the progestin can disrupt the natural menstrual cycle, and it can take about 1 month for the body to readjust.
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How Will the Morning-After Pill Affect My Menstrual Cycle? The morning-after pill might cause you to have an irregular period the month after taking it. The effects, however, are mild and should return to normal by your next cycle.
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In fact, Plan B does not cause pregnancy loss or the bleeding that can accompany it. People who frequently use Plan B may find that their periods become irregular.
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Plan B contains three times more levonorgestrel than a regular birth control pill. As a result, this large, concentrated dose can cause side effects like fatigue, nausea, and pelvic pain. Side effects of taking Plan B shouldn't last more than a few days.
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The Food and Drug Administration (FDA) report that heavier periods are relatively common after Plan B, occurring in as many as 31% of people who have taken the drug. However, a person should not expect to experience very heavy bleeding after using Plan B — even days or weeks later.
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If you take Plan B One-Step, you may have some unexpected bleeding. It should go away by the time of your next period. However, it is possible that Plan B One-Step may cause your next period to be heavier or lighter than usual.
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Like any medication, Plan B One-Step does have side effects. The most common side effect is nausea, which occurs in about a quarter of women after taking the drug. Other side effects include abdominal pain, fatigue, headache, dizziness, vomiting, and menstrual changes.
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The morning-after pill might cause you to have an irregular period the month after taking it. The effects, however, are mild and should return to normal by your next cycle.
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Could I be pregnant? Some spotting after using Plan B is harmless. It shouldn't be taken as a sure sign that you're not pregnant, though. Implantation spotting can happen when a fertilized egg attaches to the lining of the uterus.
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No. If you're taking birth control correctly and consistently, then you're protected against pregnancy all the time, including the days you take your placebo pills (period week). You can still have sex during this week without getting pregnant.
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If you take emergency contraceptive pills in the first three weeks of your cycle, your period is likely to come early. Your period may also last longer than normal.