P.R.
I'm on another parenting site, and there is one posting with 57 responses, almost all from women saying they've experienced side effects of one kind or another (most seemed to be related to weight gain and irritability, but some were far more serious). Here is the link if you're interested, but I think you'll have to register (easy and well worth it though): http://www.mothersclick.com/question/mirena-iud-side-effe...