levonorgestrel - oral, Plan B
GENERIC NAME: LEVONORGESTREL - ORAL (LEE-voe-nor-JES-trel)
BRAND NAME(S): Plan B
USES: This medication is used in women to prevent pregnancy after birth control failure (e.g., broken condom) or unprotected sex. It is a progestin hormone that prevents pregnancy by preventing the release of an egg (ovulation) and changing the womb and cervical mucus to make it more difficult for an egg to meet sperm (fertilization) or attach to the wall of the womb (implantation).Using this medication will not stop an existing pregnancy or protect you against sexually transmitted diseases (e.g., HIV, gonorrhea, chlamydia).This medication should not be used as a regular form of birth control.
HOW TO USE: Take this medication by mouth as soon as possible after unprotected sex. Your instructions for use depend on the brand you take. Therefore, check the label on your brand and ask your doctor or pharmacist if you have any questions. Take as directed, usually 2 tablets at once; or take 1 tablet and then take the second tablet 12 hours after the first tablet. This medication may be taken with or without food. This medication works best when it is taken within 72 hours (3 days) after unprotected sex.If you vomit within 2 hours of taking a dose of this medication, contact your doctor to discuss whether you need to repeat the dose.The amount and timing of your period may be irregular after taking this medication. Notify your doctor immediately if your period is more than 7 days late. You may need to take a pregnancy test.
Medically Reviewed by a Doctor on 4/16/2014
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