Hypoglycemia is a serious problem that must be treated right away. That’s why it is important to educate yourself – and those who care for you – about hypoglycemia and what to do if it occurs. There's never a good time to have a low so be sure to keep Dex4 fast-acting glucose with you at all times. Hypoglycemia can happen anytime, anywhere! Dex4 is a leading manufacturer of diabetic glucose tablets.