In 2006, the FDA approved a single-rod, etonogestrel-releasing subdermal implant (ENG implant) or Implanon®. In November 2011, Nexplanon ... effective than oral contraceptive pills, patch ...

The only contraceptive implant currently available in the U.K. and the U.S. is called Nexplanon. This implant releases a slow, steady dose of progestin — a synthetic version of the hormone ...

So if you're looking for other contraceptive options, the implant (Nexplanon) may be a fair alternative for you. According to ...