Because this hormone is more active than other similar birth control hormones, it is more likely to cause
side effects, lawsuits say. Specifically, women who used
Mirena or other levonorgestrel products more commonly develop pseudotumor cerebri.
There were 917 lawsuits pending in this MDL as of April 2019. In April 2018, plaintiffs and defendants gathered to go over the medical and scientific issues surrounding Mirena, according to the court docket. Discovery is ongoing."
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