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Doctor insights on: Does Plan B Contraceptive Cause A Period

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Does Plan B contraceptive cause a period?

Does Plan B contraceptive cause a period?

It could impact: period. Potential side effects w emergency contraception include: menstrual flow changes (spotting, bleeding, early or late period), nausea, vomiting, dizziness, fatigue, headache, breast tenderness & abdominal pain or cramps. Take pregnancy test & notify dr if your period is 7 or > days late. ...Read more

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Dr. Ira Katz
4 doctors shared insights

Birth Control (Definition)

Also known as contraception, birth control is a method to prevent pregnancy. Some methods of birth control include a vasectomy, tubal ligation, oral contraceptive pills, vaginal rings, hormone injections, condoms, diaphragms, sponges, ...Read more


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I took the Plan B contraceptive pill about a week ago, and now i'm on my period for the second time this month. Is this caused by the pill?

I took the Plan B contraceptive pill about a week ago, and now i'm on my period for the second time this month. Is this caused by the pill?

Plan B effect : Plan b is essentially taking a high dose of birth control to disrupt the hormonal patterns in your body to delay or present ovulation. An abnormal period afterwards is not surprising. ...Read more

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Is it bad to take more than 1 Plan B one step emergency contraceptive in a 1 month time period?

Is it bad to take more than 1 Plan B one step emergency contraceptive in a 1 month time period?

Plan B 1 Step : Will still be as effective in this scenario but this points to the need to use a more consistently effective form of birth control. ...Read more

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Is it normal to have long heavy period after Plan B next choice emergency contraceptive?

Is it normal to have long heavy period after Plan B next choice emergency contraceptive?

Can Occur: Emergency contraceptives can lead to menstrual changes in flow/ irregularities. Please consult with your gynecologist if your bleeding does not come under control. ...Read more

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When you take plan b, (emergency contraceptive), are you supposed to get your period on schedule?

Plan B: Well, if you don't get your period within a week of anticipated date you should notify your gynecologist as it would be important to ensure that you are not pregnant. ...Read more

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I took Plan B contraceptive and started bleeding a week after. I wasn't supposed to get my period then. I've been bleeding for 12 days. Is it normal?

I took Plan B contraceptive and started bleeding a week after. I wasn't supposed to get my period then. I've been bleeding for 12 days. Is it normal?

Plan B: Plan B disrupts the lining of the uterus so bleeding is a result of the medicine. As bleeding has been on for twelve days, I would recommend calling your doctor. ...Read more

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Can Plan B and birth control cause a missed period?

Can Plan B and birth control cause a missed period?

Possibly.: Emergency contraception symptoms can include spotting or bleeding, changes in menstrual flow or your period may be late or early. Notify your gyn if your period is 7 or > days late. ...Read more

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On birth control but took Plan B while on last week of birth control due to missing a pill. I am on my 4th white pill and period hasn't started :( why?

On birth control but took Plan B while on last week of birth control due to missing a pill. I am on my 4th white pill and period hasn't started :( why?

Plan B hormones: will change your menstrual cycle. The One Step Plan B has a large dose of progestin equivalent to that in 7-14 Birth Control Pills, depending on the brand of pill. Keep taking your white or placebo pills as per the package, and start your next package when it is due to maintain your contraceptive effect. You may experience a short period in a few days, or have intermittent spotting. ...Read more

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Been on birth control 3 months. Boyfriend finished inside me one day after period. Should I take plan b? Am I okay? I'm scared

Been on birth control 3 months. Boyfriend finished inside me one day after period. Should I take plan b? Am I okay? I'm scared

Probably: Assuming you are on pills and have taken them as directed and the timing of the ejaculation you should be protected. It's best to be educated on your medication and the health choices of birth control. This article may help. http://www.cdc.gov/reproductivehealth/UnintendedPregnancy/Contraception.htm ...Read more

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Does a heavy period (on time) mean that plan b has worked? I am also on birth control (for over two years). Should I be worried at all

Does a heavy period (on time) mean that plan b has worked? I am also on birth control (for over two years). Should I be worried at all

Plan B: If you are already on birth control then you do not also need to take Plan B. The idea of birth control is to prevent pregnancy so taking Plan B is not necessary. If you were not taking them correctly then perhaps that is why it was added. In general a normal period means that you are not pregnant. You can always take a home test if you are concerned. ...Read more

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What happens when you take plan b while on birth control, what should you expect your period to be like, and how do you resume your pills?

What happens when you take plan b while on birth control, what should you expect your period to be like, and how do you resume your pills?

Not necessary: If you are using your birth control pills consistently, you do not need to take Plan B. Taking both these together, may give you rather irregular bleeding, which will be variable and unpredictable for some days to may some weeks. ...Read more

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Plan b period while on birth control with 2 active pills left. took pills to ensure completed the pack. when to expect next period on birth control?

Plan b period while on birth control with 2 active pills left. took pills to ensure completed the pack. when to expect next period on birth control?

Soon: There may be a slight shift in the timing of your period due to taking the 2 doses at once. Your period starts because of the lack of hormone, which is why you have the 7 sugar pills in your pack. ...Read more

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Will taking Plan B one step when on birth control make your period late?

Will taking Plan B one step when on birth control make your period late?

Ok: There is no need to take plan B if you are on birth control and taking it every day. Plan B is birth control pills. Don't use plan B when you are on birth control. Yes, it could interfere with your period. By the way I hope you are asking this for someone else as your profile says you are male. ...Read more

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Stared birth control before period and took two dises of Plan B now I have terrible cramps regulary im i safe? Should i worry?

Stared birth control before period and took two dises of Plan B now I have terrible cramps regulary im i safe? Should i worry?

Pelvic pain: You need to test for pregnancy and make sure there is no ectopic pregnancy. If the painful cramping persists then see the gyn specialist or emergency room. ...Read more