Pericoital Oral Contraception With Levonorgestrel

Exclusion Criteria

• •Pregnant as verified by a pregnancy test at enrollment.
• •Has an indication of current subfecundity, specifically:
• •* Her last pregnancy ended within the last 8 weeks, or she has had fewer than two menstrual periods since resolution of last pregnancy
• •* She has not had normal monthly menses for the past 2 months
• •* She is currently breastfeeding
• •* She has used any hormonal contraceptive other than emergency contraceptive pills since the onset of her last menstrual period
• •* Has received an injection of a long term injectable contraceptive in the last 9 months
• •* Currently has an intrauterine device
• •* Has had a sterilization procedure or ectopic pregnancy
• •* Has been diagnosed by a clinician as having a fertility problem
• •* Her partner has had a sterilization procedure or infertility diagnosis, to her knowledge.
• •She currently has known contraindications to progestin-only pills, specifically including the following conditions:
• •* Unexplained abnormal vaginal bleeding
• •* Deep venous thrombosis or pulmonary embolus
• •* Active viral hepatitis
• •* Decompensated cirrhosis
• •* Liver tumor
• •* History of breast cancer within the past 5 years.
• •Has a breast mass on examination.
• •Has a personal or family history suggestive of predisposition to thrombosis.
• •Has a serious contraindication to pregnancy (medical condition or use of chronic medication such as isotretinoin or thalidomide).
• •Taking drugs that are known to interact with progestins (such as rifampicin or anticonvulsant medications).
• •Has previously participated in this study.
• •Currently participating in another medical research study.
• •The site investigator or designee perceives another reason to exclude her from the trial.