Copper
"It was my only option due to extremely bad side effects with other birth controls especially issues with my Pmdd. My periods before the IUD were heavy 7-8 day flow heaviest days 1-5. Insertion hurt, like the worst rippling cramping you'll ever experience. This last hours after. I never had cramps prior to the IUD. The first period was the worst, thought I was dying. Clots the size of my palm and blood lost profusely. In retrospect I should of went to the hospital. Bleeding heavy lasted longer than 6 months but I stuck it out. cramps every month prior to period and still present a yr in. Clots stopped around month 9.1 yr and a month Ive had it. Cramping still and its sucks but I dont have any other option... so I rough it out every mon"