LNG-IUS at 2 Weeks Postpartum (LNG-IUS)

Inclusion Criteria:

1. Desiring a LNG-IUS
2. Postpartum, ages 18-45 who deliver at a gestational age > 32 weeks, delivery can be via cesarean or vaginal delivery
3. Following a viable, singleton pregnancy
4. Willing to return to UNC for their LNG-IUS insertion and study follow-up
5. Who plan to stay in the UNC area for 6 months and willing to return to UNC for 3 visits
6. Fluent in English or Spanish
7. At risk of repeat pregnancy (i.e. excluding those who had tubal sterilization)

Exclusion Criteria:

1. No genital bleeding of unknown etiology
2. No personal history of known or suspected breast carcinoma
3. No 4th degree vaginal laceration at time of delivery
4. No documented uterine rupture during delivery
5. No active liver disease (resolved pre-eclampsia may enroll)
6. No evidence of vaginal, cervical or uterine infection at time of LNG-IUS insertion
7. No history of postpartum endometritis treated with antibiotics or a postpartum readmission for a dilation and curettage
8. No pre-existing contraindication to a LNG-IUS as determined by the CDC's Medical Eligibility Criteria (MEC) category 3 or 4
9. Not currently incarcerated
10. No known congenital or acquired uterine anomaly, including fibroids that distort the uterine cavity
11. No suspected hypersensitivity or contraindication to the LNG-IUS
12. With any other condition or circumstance that the PI determines could cause an adverse event or interfere with completing the study.