I am. Suffering from pcod since 2 years I take metformin about 22 months but since two months my blood sugar is getting low then I stop metformin my whole body is shivering and heart beating increasing never before has been happened me 2 days before my both bp. And sugar was low den doctor admitted me but jus gv only saline 2 bottles I do today sugar fasting it show 91.7 and hba1c 5.2 what shall I do I am. So tensed please suggest me any medicine so that my sugar level will be ok.