Acute urticaria Precautions during the onset of the disease 1, prohibit alcohol, spicy and irritating food, avoid eating fish, shrimp, crab, mussels, snails, seafood, beef and mutton, dog meat, leeks, lettuce, celery and other “hair”, do not eat snacks, do not eat fresh food; 2, avoid bathing with hot water, rubbing (rubbing) bath, less bathing, if necessary, warm water shower, less hair washing. When washing hair, be careful not to let the water flow to other parts of the body; 3, try to avoid wind blowing, sun exposure, cold wind will induce cold urticaria, the wind has a lot of pollen, dust, dust mites, mold, animal fur, etc., theoretically will aggravate the symptoms of allergy; 4, try to avoid cold and cold, with obvious bacterial infection, add azithromycin anti-infection, drink more water to promote the excretion of allergens (allergens); 5, previous (past) to a certain food (eggs, milk, etc.) 5.Previous (past) allergies to certain foods (eggs, milk, pumpkin, soba, mango, pineapple, etc.) are also prohibited. Avoid contact with pets such as cats and dogs, and avoid contact with flowers and trees; wear a mask when it is windy; 7. After recovery, if economic conditions allow, allergens (special allergens) can be checked two weeks after stopping medication. Chronic urticaria Precautions Chronic urticaria, most of which has an unknown cause, may be related to the patient’s immune dysfunction and has a long course, months to years, with individual patients lasting for decades. Chronic urticaria may be triggered by chronic pharyngitis, tonsillitis, rhinitis, sinusitis, otitis media, gastritis (including H. pylori positive), enteritis, cholecystitis, prostatitis, gynecological inflammation, etc. Many autoimmune diseases may also trigger chronic urticaria, such as hyperthyroidism, systemic lupus erythematosus, adult Still’s disease, etc. Patients with chronic urticaria should pay attention to the regularity of life, try to avoid cold and flu, avoid staying up late and straining, relax, exercise properly, improve the body’s resistance, and actively treat the original disease.