There is no abnormality in scrotum epidermis, that is, it will itch after drinking, it will also appear when scrotum sweats in hot days, or it will appear when eating dog meat and beef.

Hello, this situation belongs to scrotal wetness caused by allergy.

Guiding opinions:

Pay attention to local cleaning and drying. Usually pay attention to a light diet and eat less cold food and spicy food. However, the general scrotum dampness may have a certain relationship with prostate diseases. I suggest that you actively do prostate examination, determine the specific condition and pay attention to symptomatic treatment. Scrotal dampness belongs to the damp-heat bet of traditional Chinese medicine. People with wet scrotum should not drink alcohol or drink less. Pay attention to washing and changing underwear frequently. Don't wear tight clothes, it's more breathable. Reduce the number and frequency of masturbation.