Allergic itching during pregnancy is mainly allergic dermatitis, which requires general measures and medication. 1. General measures: patients need to do skin test to clarify the allergens, and then avoid contact. At the same time, need to strengthen skin management, avoid scratching, excessive rubbing, hot water scalding. If the patient’s allergic itching symptoms are mild, no medication is needed, and it can be relieved by itself in a short time after timely removal of the triggers. 2. Medication: For patients with obvious symptoms of allergy and itching, you can use saline, boric acid solution and other cleansing agents under the guidance of a doctor to apply wet compresses, or use glycerin lotion. Some of the more serious symptoms of patients can also be prescribed topical and hydrocortisone, budesonide and other glucocorticoid cream. To summarize, during pregnancy, you need to strengthen the daily life management, once the body appears obvious discomfort, you need to go to the hospital in a timely manner, do not self-medication, so as not to delay the condition.