Allergic urticaria symptoms

Symptoms of allergic urticaria include skin itching, pain, abdominal pain, abdominal distension, diarrhea, nausea, vomiting, headache, skin wheals, bright red, pale color, etc.; patients need to visit the dermatology department of the hospital in time to identify allergens, stay away from allergic substances, and be treated by taking antihistamines in combination with calamine lotion.