The most common factor is that after drinking too much alcohol, the acetaldehyde in the body decomposes and releases an inflammatory mediator, which usually has leukotrienes, bradykinin or prostacyclin, etc. This inflammatory mediator can cause numbness, swelling and pain in the peripheral nerve roots. 2. Drinking too much alcohol on top of having primary diabetes can lead to severe peripheral neuritis. In the case of peripheral neuritis, numbness in the fingers may also occur.3. Some people who have consumed alcohol may develop acute cerebrovascular diseases, such as acute stroke, acute cerebral infarction, acute cerebral hemorrhage or acute cerebral embolism, etc., and will have clinical symptoms and clinical reactions of numbness in the fingers.4. Patients who have consumed alcohol and have acute cardiac insufficiency may also have clinical symptoms and manifestations of numbness in the fingers after drinking.