What Causes Spotting With Clots Inspite Of Being On Steroids?

hi, i m 30 years old and my last period went for 8 days, was very heavy with lots of clotting and lots of pain. this time my period was very light, only really had light pink blood on tampon twice.. and thats it.. over the span of one day. the tampon was not even full i have had various cramps since thursday and i think i am going to get my period but it doesn t come.