Research of Levonorgestrel-releasing Intrauterine System Treatment for Adenomyosis

Levonorgestrel-releasing intrauterine system is a new hormonal intrauterine contraceptive system.The system have the long-term effective in releasing levonorgestrel.In recent years,it found that in addition to long-term contraceptive effects,the system also can treat some gynecological diseases,especially in the treatment of adenomyosis,with efficacy,long term effective and low side effects,etc.The mechanism of levonorgestrel and the progress in the clinical application in recent years were reviewed in this paper.