I AM SOMEONE FROM SOMEWHERE, I DO HAVE ONE PROBLEM

I AM SOMEONE FROM SOMEWHERE, I DO HAVE ONE PROBLEM WHICH DRIVE ME CRAZY, FOR ALMOST ONE YEAR NOW I HAVE NOT GET MY PERIOD AND NOT PREGNANT, SO MANY TREATMENTS I HAVE DONE BUT NO GOOD RESULTS AT ALL, CAN YOU PLEASE GIVE ME AN ADVICE AND WHAT MEDICINE I CAN USE FOR TREATMENT