How Can Non Menstruation Be Treated?

hi.its ash,age25,weight50kg,height4.9ft.i had an abortion b4 2months through syringe by a dr.no menses from abortion till yet.then i had pregnancy test b4 three weeks.its result negative.then b4 ten days i took medicine named GYNERIC.but no menses.i had also an other abortion 6 months b4 this 1.i m facing 1st time in life the problem of menses.plz tell me medicine 4 releasing menses.thanks.