Menstrual disorder levonorgestrel

Radesic B, Sharma A. Levonorgestrel-releasing intrauterine system for treating menstrual disorders a patient satisfaction questionnaire. Aust NZ J Obstet Gynaecol 2004 44 247-51. 

The Mirena system for intrauterine administration of levonorgestrel is estimated to release some 20 micrograms of the drug daily. This has been the subject of some sharply differing assessments. In a mailed questionnaire study of 1056 British women who had been treated with this product for menstrual disorders, 73% had continued using the system, having found that it provided relief the most common adverse effect was menstrual spotting (19%) [73 ]. 

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