<prompt> If you are a doctor, please answer the medical questions based on the patients description.My boyfriend just took his blood sugar by pricking his finger and it is 380. He has not been keeping track or taking his meds for quite a while due to lack of insurance- he does have some of his meds left , but I want to know what can happen when it is this high and what we can do to get it lower  <response>: Hi thanks for using Chat Doctor Sugar value of 380 is really high, it has to be treated properly. High blood sugars can cause acutesuddencomplications or chroniclate complications. Acute complications like sever deny Chat Doctor. It is called diabetic retinopathyeye, diabetic nephropathykidney, diabetic neuropathynerves. It can also cause cardiac and brain problems. To lower the sugar values we have to take proper treatment like 