Mirena® works for 6–7 years,Mirena® is FDA labeled for 6 years of use but evidence supports continued effectiveness up to 7 years. (Note that these studies were done largely with women over the age of 25 at the time of insertion.) See: Rowe P et al. Safety and efficacy in parous women of a 52-mg levonorgestrel-medicated intrauterine device: a 7-year randomized comparative study with the TCu380A. Contraception, Vol. 93, Issue 6, 498-506. Seeber B et al. Quantitative levonorgestrel plasma level measurements in patients with regular and prolonged use of the levonorgestrel-releasing intrauterine system. Contraception, Vol. 86, Issue 4, 345-349. McNicholas C. et al. Prolonged use of the etonogestrel implant and levonorgestrel intrauterine device: 2 years beyond Food and Drug Administration-approved duration. Am J Obstet Gynecol. 2017;216(6):586.e1-586.e6. Mirena package insert Kyleena® works for 5 years, Liletta® works for 5-6 yearsLiletta® is currently FDA approved for 5 years, with evidence for effectiveness through 6 years and plans to study effectiveness up to 7 years. See: Westhoff CL et al. Six-year contraceptive efficacy and continued safety of a levonorgestrel 52 mg intrauterine system. Contraception, article in press. See: Creinin M et al. Levonorgestrel release rates over 5 years with the Liletta® 52-mg intrauterine system. Contraception, Vol. 94, Issue 4, 353-356., and Skyla® works for 3 years. Your health care provider can remove your IUD at any time. You may also be able to remove it yourself.