Acute urticaria can appear localized edema and other manifestations, in the absence of breakthroughs can be bathed, but the bath should pay attention to the temperature of the water should be suitable, avoid rubbing the skin, and should not be too long. Acute urticaria is a variety of etiological causes of the skin, skin eruption-like lesions, can appear self-conscious intense itching, burning sensation, skin edema and other manifestations, usually lasts less than 24 hours, but the new eruption can be one after another, constantly occurring. Acute urticaria can take a bath, but should pay attention to simple warm water bath, avoid the use of toiletries, avoid rubbing the skin hard, and should not be too long. In conclusion, after the appearance of acute urticaria, you should promptly go to the hospital, under the guidance of the doctor for treatment.