This will be a non-comparative prospective observational study of women using Femplant as a primary method of contraception in Pakistan. It will be conducted in close collaboration with the Pakistan MoH and Marie Stopes Society, Pakistan in several MoH-affiliated and Marie Stopes Society clinics that have experience with implants and sufficient expected flow of implant users per month. We will enroll a total of 600 women divided into two cohorts in this one-year prospective study: