is of two types-insulindependant and non-insulin-dependant.
Try ayurveda.You can avoid side effects and even diabetic complications.
Take medicines like vasanthakusumakara rasa,chandraprabha
vati with jambavasa.
Undergo therapies like virechana,lekhana basti.
Take lot of neem,bitter gourd,fenugreek.
Drink plenty of warm water.
Do simple physical exercises and walking.