What Is The Treatment For Heavy Bleeding , Nausea And Sore Breast During Menstruation?

Hi I have had my period twice in once month, the first one on and off for five days then two weeks later I started again only this time heavier, prior to my period I begun feeling nauseous and sore/tender breast for about a month now I m still feeling nauseous but with diarrhea I am 22 years old