Levonorgestrel vs. Copper Intrauterine Devices for Emergency Contraception.

ABSTRACT:

Background

In the United States, more intrauterine device (IUD) users select levonorgestrel IUDs than copper IUDs for long-term contraception. Currently, clinicians offer only copper IUDs for emergency contraception because data are lacking on the efficacy of the levonorgestrel IUD for this purpose.

Methods

This randomized noninferiority trial, in which participants were unaware of the group assignments, was conducted at six clinics in Utah and included women who sought emergency contraception after at least one episode of unprotected intercourse within 5 days before presentation and agreed to placement of an IUD. We randomly assigned participants in a 1:1 ratio to receive a levonorgestrel 52-mg IUD or a copper T380A IUD. The primary outcome was a positive urine pregnancy te

SUBMITTER: Turok DK 

PROVIDER: S-EPMC7983017 | biostudies-literature | 2021 Jan

REPOSITORIES: biostudies-literature