Itchy body after bathing may be the cause of dry skin and cholinergic urticaria, which can be treated by applying moisturizers and oral antihistamine drugs respectively. 1. Itchy body after bathing may be caused by dry skin due to aging of one’s own skin with increasing age, coupled with high temperature of bathing water and the use of alkaline toiletries, which can be relieved by applying moisturizers such as urea cream, petroleum jelly, etc., and at the same time, avoiding overheating of the bathing water and too much time in the bathing. 2. Cholinergic urticaria is generally caused by elevated body temperature, is characterized by intense itching, clammy physical urticaria, bath water is too hot may be triggered, can be treated by oral antihistamine drugs such as loratadine, and should pay attention to avoid the application of overheated water bathing, to avoid too long a bath time. If there are symptoms of itchy body after bathing, you should go to the regular hospital in time, the doctor according to the specific circumstances of the individualized treatment plan, so as not to delay the condition. The above drugs should be used according to the doctor’s instructions.