A Century of Discovery

Implanon is used to prevent pregnancy for up to 3 years and Norplant is used to prevent pregnancy for up to 5 years. Norplant is a new contraceptive that became commercially available in the United States in February 1991 after its approval by the Food and Drug Administration. Norplant Contraceptive Implant Stencil Photograph By Hattie Young Science Photo Library A set of six specially designed capsules are inserted by a health care professional just under the skin in the upper arm. Norplant birth control . The Norplant implant system is a long-acting reversible contraceptive consisting of six slim small flexible Silastic 1 capsules each containing 36 mg. Implanon etonogestrel and Norplant System levonorgestrel are contraceptive implants used to prevent pregnancy. Norplant consists of six matchstick-size silicone capsules that are inserted in a womans upper arm. Common side effects of Norplant include. Levonorgestrel is a progestin hormone and does not contain estrogen. It