Suggest Treatment For Dizziness, Headache And Appetite Loss

I HAVE HAD SEVERE DIZZINESS, HEADACHES, NAUSEA, NO APPETITE, PRESSURE IN MY HEAD THAT FEELS LIKE SOMEONE IS PUMPING AIR INTO MY HEAD AND IT HAS NO WAY TO ESCAPE. WHEN DIZZINESS HAPPENS IT WAKES ME UP AND THE BED IS FLIPPING ONE WAY AND THE ROOM ANOTHER WAY AND I M GOING ANOTHER WAY. DOCTOR HAS ME ON THREE ANTIVERT A DAY AND I TAKE NUMEROUS ADVIL ALL DAY. WHAT SHOULD I DO AND WHERE SHOULD I GO? PLEASE HELP ME.