IUD, Implant Contraception Effective Beyond FDA-Approved Use? (IMAGE) Washington University School of Medicine Caption New research indicates that hormonal IUDs, pictured here, and contraceptive implants remain highly effective one year beyond their approved duration of use, according to a study at Washington University School of Medicine. Credit ROBERT BOSTON/WASHINGTON UNIVERSITY Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.