wel come to HCM.
read your prob, threr r 2 type of diabetes
present type 1n type 2.
type 2 can be controlled by oral drugs but have to take insulin
in type 1. as you mentioned after taking three hpoglycemic drug sugure is not controlled inspite of diet control , she has to start insulin injection. there r many type of insulin avaible , discuss it with your treating doc n start it as soon as possible
Dr aseem 9982583020