cd3477ff__Center___Let_s_Talk_About_Sex__Additional_Info
[Method] Implants [How it Works] Little rods that release hormones are inserted under the skin [Effectiveness] 99% [Availability] Inserted by a doctor and lasts up to 3 years. [Protection against STD/HIV] none [Risks] Pain, irritation, swelling, or bruising, Scarring Irregular bleeding, weight gain, breast tenderness, [Additional Info] 
The new implant is called implanon and Norplant have been phased out
Wellness Center - Let's Talk About Sex
Additional Info