Norplant

Levonorgestrel-releasing implant, sold under the brand name Jadelle among others, are devices that release levonorgestrel for birth control.[1] It is one of the most effective forms of birth control with a one-year failure rate around 0.05%.[1][2] The device is placed under the skin and lasts for up to five years.[3] It may be used by women who have a history of pelvic inflammatory disease and therefore cannot use an intrauterine... [wikipedia]