Emergency Contraceptive Pills:
Progestin-only
Birth control pills containing only progestin
2 doses of 1 Plan B tablet or 20 Ovrette
tablets
First dose within 72 hours after intercourse
Second dose 12 hours later
More effective than combined ECPs
Less nausea and vomiting than with
combined ECPs
Task Force. Lancet 1998;352:428