RT Book, Section A1 Murtagh, John A1 Murtagh, Clare SR Print(0) ID 1208722218 T1 Contraception T2 John Murtagh’s General Practice Companion Handbook, 8th Edition YR 2022 FD 2022 PB McGraw-Hill Education (Australia) Pty Ltd PP Sydney, Australia SN 9781743768266 LK murtagh.mhmedical.com/content.aspx?aid=1208722218 RD 2024/10/09 AB These methods are a non-permanent contraception administered less frequently than once a month, and include implants and IUCDs. LARC methods are the most effective reversible contraceptives, with failure rates for typical use virtually the same as for perfect use. They play an important public health role in reducing unintended pregnancies.