Estrogen-EE and Levonorgestrel-LNG (Yuzpe regimen)Less effective, more side effects, low cost
Ethinyl Estradiol (EE)100 mcg PO q12h for 2 total doses
Levonorgestrel (LNG)0.5 mg PO q12h for 2 total doses
Copper IUDMost effective form of emergency contraception
Can be placed within 120 hours of sexual assault Not likely feasible in the Emergency Department Provides 10 years of birth control Cannot be given with active Gonorrhea and/or Chlamydia infections
No pediatric regimens reference Ethinyl Estradiol yet.
Drug Info
Tablets
Component of combined oral contraceptive pills (e.g. 20–35 mcg with a progestin)