- Emergency contraception pills should be taken as soon as possible and not more than 72 hours after unprotected sex or when birth control fails.
- Single dose regimen: Take one 1.5 mg tablet as soon as possible within 72 hours of unprotected sex or when birth control fails.
- Two-dose regimen: Take one 0.75 mg tablet as soon as possible within 72 hours of unprotected sex or when birth control fails, followed by a second 0.75 mg tablet 12 hours later.
DRUG INTERACTIONS: Drugs or herbal products that increase the activity certain liver enzymes that breakdown drugs may reduce blood levels of levonorgestrel and the effectiveness of the morning after pill.
PREGNANCY AND BREASTFEEDING SAFETY:
- Emergency contraception pills will not work if you are already pregnant and should not be used during pregnancy.
- Levonorgestrel is thought to enter human milk after oral administration and should be used cautiously in nursing mothers.
Report Problems to the Food and Drug Administration
You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.
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