The symptoms of urticaria are redness, swelling and itching. There are various reasons as follows, and there are also many unknown reasons. The swelling is very large and may appear in any part of the body. Symptoms are very intense and sudden, and they are called acute urticaria. 1, chronic urticaria For people who are prone to urticaria, sesame can be used for treatment. You can often eat sesame seeds to improve your physique, strengthen your physical strength and strengthen your skin, and it is not easy to get a rash. Eating black sesame paste often has a good effect. 2. Peach leaves can be used as a bathing agent. Taoye decoction can inhibit the itching of urticaria and prevent urticaria. Dry raw peach leaves in the shade, mash them, put them in gauze bags and put them in the bathtub. Boil the water and pour it into the bathtub. After cooling to the right temperature, the body will slowly soak in the bathtub, and the effect is very good. 3. The decoction of loquat leaves is also effective. The decoction of loquat leaves is also effective in treating miliaria and urticaria. Take three leaves, crush them by hand, and boil them in 500 grams of water. When the boiled juice cools, use this to clean the affected parts. You can also put loquat leaves in gauze bags and soak them in bath water for a while as a bathing agent. Six, when the rash is serious, the food that the East and the West think will make the blood dirty will make urticaria worse. I like stale shrimp, crab, cockroach fish, octopus and shellfish, or bamboo shoots, glutinous rice, chocolate, coffee, spices, sugar and so on. People who are prone to urticaria should always pay attention to eating these foods. In addition, foods that cause urticaria should be fasted. 4. Don't take suspicious food or medicine, and pay attention to whether defecation is normal. The symptoms of urticaria are redness, swelling and itching of the skin. There are various reasons as follows, and there are also many unknown reasons. The swelling is very large and may appear in any part of the body. Symptoms are very intense and sudden, and they are called acute urticaria. There is a rash all over the body, and it may take hours or days to get over it. And chronic urticaria, symptoms; The lighter ones only appear locally. It may last for a long time, from a month to a year. The treatment method is injection or oral antihistamine or antiallergic drugs, and the symptoms can be alleviated. 5. If it is caused by fish and shrimp, perilla can be used. If urticaria occurs because of eating fish, shrimp and crabs, you can eat a lot of fresh perilla leaves and drink perilla leaf decoction. The method is to decoct 5 grams of dried perilla leaves with 200 grams of water.