How To Treat Prolonged Bleeding With Clots After Having A Miscarriage?

Hey.i had a miscarriage on 2nd Feb nd till now my bleedin not yet stopped. Im too much worried about this.one week age I had a lot of cloting too.plz help me.living in jeddah its too costy for to aford doctors. Im taking folic acid only.i had blood test of pregnancy that is negative. Why my bleeding not yet stopped? ??? With thanks