Etonogestrel implant migration to the vasculature, chest wall, and distant body sites: cases from a pharmacovigilance database

As noted by the sponsor in current prescribing information, a key determinant in the risk for etonogestrel contraceptive implant migration appears to be improper insertion technique. Although migration of etonogestrel implants to the vasculature is rare, awareness of migration and education on proper insertion technique may reduce the risk.