Scrotal eczema is the most common skin condition of the scrotum and is an allergic reaction. It is also thought to be related to genetic factors, hot water and anxious temperament. The disease occurs symmetrically, often affects the entire scrotum, is itchy, has a long-lasting course, recurs repeatedly, and cannot be cured. In the acute stage, there are various changes such as papules, blisters, pustules, vesicles, oozing and crusting. In the chronic stage, it shows deepening of the skin furrow, thickening of the skin, and roughness of the scrotal skin like leather, which is called “hydrangea wind” by the folk. It is worth paying attention to the fact that once the itchiness, oozing, crusting, and hypertrophy of the scrotum appear, and if they are not cured for a long time, they should be thought of as a result of this disease. Since this disease is not ringworm, it should not be treated as such. The disease should not be scratched, rubbed, rubbed, scalded, etc. Hot water, soap, salt water, alkaline water, etc. should not be used, nor should irritating items such as iodine, ringworm drops, garlic, etc. As long as you can ensure that you do not scratch or irritate the skin, many patients can get better quickly. The disease is emotionally related, and it is also crucial to maintain a comfortable mood, adequate rest and confidence in the disease. Diet to be able to avoid spicy hair, such as onions, ginger, garlic, etc.. Medication: In the acute stage, cold compress is the main treatment, each time available about 3000 ml of clean water, without any drugs, or add alum 3 grams. Or with 10% cypress solution or dandelion 30 grams, wild chrysanthemum 15 grams of decoction to be cold after wet compresses. If combined with infection, add 1 gram of chlorhexidine or 0.1 gram of potassium permanganate into 3000 ml of clean water, these methods are very effective for scrotal itching and exudation. In the chronic stage, the traditional treatment can be topical application of Qing Dai cream or Pi Ku cream, heating and baking therapy is better, or smoke method or bitter ginseng soup bath. The next time you apply the drug before you don’t have to clear the previous drug, you can apply an antibacterial cream to infected eczema. For thicker scrotal eczema can still apply tar-based ointment, such as 5% coal tar ointment, 5% pine distillate ointment, 5% soybean distillate ointment, etc.