Most of the anal fire is caused by eating spicy food, some can also be caused by staying up late, tired, anxious and other factors, anal fire will mainly induce swelling and pain symptoms, reduce the fire can be through food, but also through drugs, such as food in the fruit can eat more snow pear, service monkey, water chestnuts to reduce fire. Diet can eat more bitter melon, cucumber, celery, green beans, honeysuckle, etc.. Drugs can be taken Banlangen granules, Niuhuang detoxification tablets, Huanglian Shangqing tablets. If the anal fire caused by anal swelling and pain, just by eating food to lower the fire may still not be enough, it is best to use hemorrhoid ointment to help clear the fire and dry dampness treatment, some can also often drink heat and detoxification tea to help lower the fire.