You can take Plan B (levonorgestrel), or the "morning-after pill" as often as you need to prevent unplanned pregnancy after unprotected sex. Plan B and other forms of emergency contraception do ...

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Plan B, also known as the morning-after pill, is a type of emergency contraception. It can help prevent pregnancy if you take it soon after having penis-in-vagina sex without a condom. Plan B isn ...

Plan B has an expiration date of about four years. Taking expired Plan B is not dangerous, but it may be less effective in preventing pregnancy. To prolong the life of Plan B, keep the pill away ...

Plan B works to prevent pregnancy by delaying ovulation. It doesn’t affect ovulation if it’s already happening. If you’re not sure where you are in your cycle and the morning-after pill is ...