There was an episode of Reveal awhile back about Essure, a permanent, implantable female contraceptive that, due to unforeseen nickel leakage, caused severe lon

There was an episode of Reveal awhile back about Essure, a permanent, implantable female contraceptive that, due to unforeseen nickel leakage, caused severe long-term reactions (and in some cases, even pregnancy) in a significant subset of its patients. Essure underwent clinical trials prior to FDA approval, but there was no control group, and its ~400 women studied for one year were compared against a long-term study of 10,000 tubal ligation patients. Reveal episode: https://soundcloud.com/thisisreveal/her-own-devices-is-a-contraceptive-implant-making-us-sick https://soundcloud.com/thisisreveal/her-own-devices-is-a-con... There's also a good Washington Post long-form on the subject: http://www.washingtonpost.com/sf/style/2017/07/26/essure/ http://www.washingtonpost.com/sf/style/2017/07/26/essure/