Side effects include:
- Menstrual changes
- Lower stomach (abdominal) pain
- Breast pain
PRESCRIPTION: No. Most emergency contraception pills can be purchased over-the-counter or OTC (without a prescription). However, some age restrictions may apply.
GENERIC AVAILABLE: Yes
- Levonorgestrel is available as a blister pack containing two 0.75 mg tablets
- Plan B One-Step is available as a blister pack containing one 0.75 mg tablet
STORAGE: Levonorgestrel should be stored at room temperature between 15 C and 30 C (59 F and 86 F).
DOSING: 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: Emergency contraception pills will not work if you are already pregnant and should not be used during pregnancy.
NURSING MOTHERS: Levonorgestrel is thought to enter human milk after oral administration and should be used cautiously in nursing mothers.
REFERENCE: FDA Prescribing Information
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