If there is edema or thrombosis in external hemorrhoids, you can take some medicine to promote venous return to improve the symptoms. External hemorrhoids usually form a skin crack or a soft mass in the anus. The main symptoms are anal dampness, itching and foreign body sensation. In addition, there will be pain when there is edema or thrombosis, so conservative treatment with medicine can be carried out first. Generally, traditional Chinese medicine is used for sitting bath and fumigation, and ointment and suppository are inserted into the anus for treatment. If the drug treatment effect is not ideal, you can also consider the surgery method for treatment. After the surgery, drink more water, eat more vegetables, eat spicy food, do not stay up late, and eat less fried food.