Summary of case history,　Patient ZHANG xx, female, 32 years old, 30 weeks pregnant. On june 3, 2020, she came to the hospital because of "sudden pruritus of papules in the whole body for 1 week and aggravation for 2 days". There was no obvious reason for the patient to have red papules scattered on the skin of both hands one week ago, itching and discomfort, Then it was found that red papules and tubercular herpes alternately appeared on the skin of the four limbs, It was extremely itchy during attack, if scratched, the papules will break, and the water exudation. After that, the rash was generalized attack, especially in limbs and abdomen,no obvious boundary and Itch unbearably. She went to the dermatology department of the first people's Hospital of Yunnan Province, the doctor gave her a systematic examination, diagnosed as "pregnancy eczema" since no obvious abnormality was found. Then give her Chuan Bai antipruritic lotion to wash the skin. Because she was pregnant, the patient was worried that the drug might affect the health of the fetus and did not use it. Therefore, the rash and itch continue to worsen. Then she went to Wu Jing Road of Kunming Sheng Ai traditional Chinese medicine hospital. Since the onset of the disease, the patient has been irritable, poor sleep , normal diet, constipation , yellow urine. No palpitation, abdominal pain, fever, burning pain, etc.,TCM diagnosis,　wet sore of pregnancy, damp heat accumulation.,Western medicine diagnosis,　pregnant eczema,Treatment measures,　traditional Chinese medicine is used to strengthen the spleen and replenish qi, tonifying the liver and kidney, acupoints were selected according to the treatment principle of clearing heat, eliminating dampness and relieving itch, by combining the eight methods of Linggui, and lay stress on regulating and tonifying the viscera, which achieved favorable effect.,Clinical outcomes,　recovery.