Diabetes and hepatitis B belong to two different diseases, relatively speaking, hepatitis B is more serious, there is no special medicine for hepatitis B, some antiviral drugs only inhibit the replication of the virus, and can not achieve the purpose of the eradication of hepatitis B, and the risk of future liver malignant tumors in patients with hepatitis B is higher, from these aspects of hepatitis B compared to diabetes is more serious. Diabetes is also a chronic disease, but if you follow a strict diet and take oral hypoglycemic drugs or use insulin regularly as prescribed by your doctor, the quality of life and life expectancy of diabetic patients with good blood sugar control are not too different from normal people.