I Have Had Both Tubes Removed Due To Etopic Pregnancies

I have had both tubes removed due to etopic pregnancies and since than I have very painful periods n can bleed for three weeks sometimes longer ...I'm 27 years old wit three kids n hope there is nothing majorly wrong with me .. I go to drs all the time and its nun they say or act like I dont know my own body they take blood work n its always OK but I bleed hella and hate the pain what can I do or suggest my Dr to do I want it to stop Its changing me as a person I have a bog problem wit memory feel weak n just not myself ...