It is best for diabetic patients not to drink alcohol for the following reasons: 1, diabetic patients taking oral hypoglycemic drugs at the same time, if drinking alcohol will affect the metabolism of hypoglycemic drugs in the liver, the accumulation of hypoglycemic drugs in the body will lead to repeated hypoglycemia. 2, there are many diabetic patients combined with elevated levels of uric acid, if patients drink a lot of beer, it will lead to a further increase in uric acid levels, which may induce the onset of gout. The risk of cardiovascular and cerebrovascular disease is relatively high in diabetic patients, and if heavy drinking of liquor leads to severe intoxication, it may significantly induce cardiovascular and cerebrovascular disease, which may lead to sudden death in serious cases, so it is not recommended that diabetic patients drink alcohol.