<prompt> Which of the following Intrauterine device has a minimum failure rateProgestaseCu T-380 ALevonorgestrel IUDT Cu -200  <response>: Mirena Levonorgestrel IUD has least failure rate among IUDs Contraceptive implants Implanon have the least failure rates among all contraceptive methods. Ref : Park 23rd edition Pgno : 496 