Does morning after pill disturb menstrual cycle?

“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.

Does Plan B affect your period up to 2 months after taking it?

Takeaways: Can Plan B affect your period? The number one side effect of taking Plan B is irregular periods, which can come early or be delayed by a couple of days. Taking emergency contraception could also affect your next month’s period. But the effects usually resolve on their own, and no treatment is necessary.

Can Plan B Make Your period 2 weeks late?

Your cycle should also go back to normal soon. Most of the changes caused by emergency contraceptives like Plan B do not persist beyond one menstrual cycle. If your period is over a week late after you’ve taken Plan B, there’s a chance that you may be pregnant, so consider taking a pregnancy test.

How late can your period be?

“On average, these cycles are 24 to 38 days long.” That means that a 28-day cycle one month and a 26-day cycle the next month is probably nothing to worry about. Your period might be considered late if: It’s been more than 38 days since your last period.

How long can Plan B throw off your period?

Plan B can affect your period for one menstrual cycle and alter when your period comes, menstrual flow, and how long your period lasts. This is due to the active hormone in Plan B called levonorgestrel that prevents pregnancy. Plan B does not terminate pregnancy and should not be taken as regular birth control.

How long can periods delay after taking emergency pills?

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.