The main consideration is that the patient may be intolerant to alcohol, mainly because the patient’s body lacks the enzymes to metabolize alcohol, the enzymes are mainly due to the liver secretion, but this enzyme is not the same for everyone, some people have more, some people have less or no enzymes at all, so when the enzymes are less or no enzymes in the body of people drinking, there may be symptoms of red face. People who drink and blush can quickly convert ethanol into acetaldehyde, acetaldehyde has a function of capillary dilation, and the expansion of capillaries in the face will lead to blushing, pay attention to relaxation, do not have too much pressure, mainly due to individual differences, a symptom that manifests itself, generally 1-2 hours after the symptoms of redness in the face will gradually disappear, need to pay attention to the alcohol will cause some damage to the gastric mucosa It should be noted that alcohol can cause some damage to the gastric mucosa and also stimulate the nerves of the brain, so it is recommended that patients must be careful not to drink too much alcohol.