Towards the development of a longer-acting injectable contraceptive: past research and current trends

摘要

Objectives: A longer-acting injectable contraceptive that lasts for 6 months would be a valuable addition to the contraceptive method mix and ideal for women who are interested in spacing births and/or uncertain about their future reproductive plans. Here we review past applications of drug delivery technologies to injectable contraceptives as well as recent advancements in sustained drug delivery technologies that hold promise for the development of a new longer-acting injectable contraceptive product.